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//Binary tree implementation
 
    #include <iostream>
    #include <stdlib.h>
 
    using namespace std;
 
    struct node
    {
        node *left;
        int value;
        node *right;
    };
    node *curr=NULL;
 
    int addnode(node *, node *);
    int inorder(node *);
    int preorder(node *);
    int postorder(node *);
 
    int main()
    {
        char c;
        int v;
 
        do
        {
        cout<<"Select any one";
        cout<<"0 ->Exit";
        cout<<"1 ->Add node";
        cout<<"2 ->Inorder traversal";
        cout<<"3 ->Preorder traversal";
        cout<<"4 ->Postorder trversal : ";
 
        switch(c)
        {
            case '0':
                exit(1);
 
            case '1':
                node *temp;
        temp = new node;
        cout<<" Enter the value of the node : ";
        temp->value = 5;
        if(curr==NULL)
        {
                curr=new node;
                curr->value=temp->value;
                curr->left=NULL;
                curr->right=NULL;
                cout<<" The root node is added";
        }
        else
                v=addnode(curr,temp);
        if(v==1)
                cout<<" The node is added to the left";
        else if(v==2)
                cout<<" The node is added to the right";
        else if(v==3)
                cout<<" The same value exists";
                break;
        case '2':
        v=inorder(curr);
        if(v==0)
                cout<<" The tree is empty";
                break;
        case '3':
        v=preorder(curr);
        if(v==0)
                cout<<"The tree is empty";
                break;
        case '4':
        v=postorder(curr);
        if(v==0)
                cout<<"The tree is empty";
                break;
        default:
        cout<<"Invalid entry";
        break;
        }
        }while(c!='0');
        return 0;
    }
 
 
    int addnode(node *fcurr, node *fnew )
    {
      if(fcurr->value==fnew->value)
       {
         return 3;
       }
      else
       {
      if(fcurr->value > fnew->value)
       {
      if(fcurr->left != NULL)
         addnode(fcurr->left, fnew);
      else
       {
         fcurr->left = fnew;
         (fcurr->left)->left=NULL;
         (fcurr->left)->right=NULL;
           return 1;
       }
       }
      else
       {
      if(fcurr->right != NULL)
         addnode(fcurr->right, fnew);
      else
       {
         fcurr->right = fnew;
         (fcurr->right)->left=NULL;
         (fcurr->right)->right=NULL;
           return 2;
       }
      }
     }
    }
 
 
    int inorder(node *fincurr)
    {
      if(fincurr == NULL)
        return 0;
      else
      {
    if(fincurr->left != NULL)
    inorder(fincurr->left);
    cout<<fincurr->value<<" ";
    if(fincurr->right != NULL)
    inorder(fincurr->right);
    }
    }
 
 
    int preorder(node *fprcurr)
    {
      if(fprcurr == NULL)
        return 0;
      else
      {
        cout<<fprcurr->value<<" ";
      if(fprcurr->left != NULL)
        preorder(fprcurr->left);
      if(fprcurr->right != NULL)
        preorder(fprcurr->right);
      }
    }
 
    int postorder(node *fpocurr)
    {
      if(fpocurr == NULL)
        return 0;
      else
       {
      if(fpocurr->left != NULL)
        postorder(fpocurr->left);
      if(fpocurr->right != NULL)
        postorder(fpocurr->right);
        cout<<fpocurr->value<<" ";
       }
    }

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Runtime error #stdin #stdout 0.01s 2724KB

stdin

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Standard input is empty

stdout

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Select any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal : Invalid entrySelect any one0 ->Exit1 ->Add node2 ->Inorder traversal3 ->Preorder traversal4 ->Postorder trversal :

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C++ (gcc 8.3)

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