fork download

#include<iostream>
#include<queue>
using namespace std;
class node{
public:
    int data;
    node *left;
    node *right;
    node(int d){
    data = d;
    left = NULL;
    right = NULL;
    }
};
node *buildtreeLevel()
{
    int d;
    cin>>d;
    queue<node *>q;
    node *root=new node(d);
    q.push(root);
    int c1,c2;
    while(!q.empty())
    {
        node *f=q.front();
        q.pop();
        cin>>c1>>c2;
        if(c1!=-1)
        {
            f->left=new node(c1);
            q.push(f->left);
        }
        if(c2!=-1)
        {
            f->right=new node(c2);
            q.push(f->right);
        }
    }
    return root;
}
void rightView(node *root, int level, int &maxlevel){
    if(root==NULL){
        return;
    }
    if(maxlevel<level){
        cout<<root->data<<" ";
        maxlevel = level;
    }
    rightView(root->right,level+1,maxlevel);
    rightView(root->left,level+1,maxlevel);
}
 void top_view_post_order(node* root)
{
    if (!root) return;
 
    top_view_post_order(root->left);
    cout << root->data << " ";
}
 void top_view_pre_order(node* root)
{
    if (!root) return;
 
    cout << root->data << " ";
    top_view_pre_order(root->right);
}
 
void top_view(node * root)
{
    top_view_post_order(root);
    top_view_pre_order(root->right);
}
 void bottom_view_post_order(node* root)
{
    if (!root) return;
 
    bottom_view_post_order(root->left);
    cout << root->data << " ";
}
 
void bottom_view(node * root)
{
    bottom_view_post_order(root->left);
    bottom_view_post_order(root->right);
}
int main(){
node *root = buildtreeLevel();
int maxlevel = -1;
//rightView(root,0,maxlevel);
bottom_view(root);
return 0;}
 

Main.java:1: error: illegal character: '#'
#include<iostream>
^
Main.java:1: error: class, interface, or enum expected
#include<iostream>
        ^
Main.java:2: error: illegal character: '#'
#include<queue>
^
Main.java:5: error: illegal start of type
public:
      ^
Main.java:7: error: <identifier> expected
    node *left;
        ^
Main.java:7: error: <identifier> expected
    node *left;
              ^
Main.java:8: error: <identifier> expected
    node *right;
        ^
Main.java:8: error: <identifier> expected
    node *right;
               ^
Main.java:15: error: class, interface, or enum expected
node *buildtreeLevel()
^
Main.java:18: error: class, interface, or enum expected
    cin>>d;
    ^
Main.java:19: error: class, interface, or enum expected
    queue<node *>q;
    ^
Main.java:20: error: class, interface, or enum expected
    node *root=new node(d);
    ^
Main.java:21: error: class, interface, or enum expected
    q.push(root);
    ^
Main.java:22: error: class, interface, or enum expected
    int c1,c2;
    ^
Main.java:23: error: class, interface, or enum expected
    while(!q.empty())
    ^
Main.java:26: error: class, interface, or enum expected
        q.pop();
        ^
Main.java:27: error: class, interface, or enum expected
        cin>>c1>>c2;
        ^
Main.java:28: error: class, interface, or enum expected
        if(c1!=-1)
        ^
Main.java:31: error: class, interface, or enum expected
            q.push(f->left);
            ^
Main.java:32: error: class, interface, or enum expected
        }
        ^
Main.java:36: error: class, interface, or enum expected
            q.push(f->right);
            ^
Main.java:37: error: class, interface, or enum expected
        }
        ^
Main.java:40: error: class, interface, or enum expected
}
^
Main.java:44: error: class, interface, or enum expected
    }
    ^
Main.java:47: error: class, interface, or enum expected
        maxlevel = level;
        ^
Main.java:48: error: class, interface, or enum expected
    }
    ^
Main.java:50: error: class, interface, or enum expected
    rightView(root->left,level+1,maxlevel);
    ^
Main.java:51: error: class, interface, or enum expected
}
^
Main.java:56: error: class, interface, or enum expected
    top_view_post_order(root->left);
    ^
Main.java:57: error: class, interface, or enum expected
    cout << root->data << " ";
    ^
Main.java:58: error: class, interface, or enum expected
}
^
Main.java:63: error: class, interface, or enum expected
    cout << root->data << " ";
    ^
Main.java:64: error: class, interface, or enum expected
    top_view_pre_order(root->right);
    ^
Main.java:65: error: class, interface, or enum expected
}
^
Main.java:70: error: class, interface, or enum expected
    top_view_pre_order(root->right);
    ^
Main.java:71: error: class, interface, or enum expected
}
^
Main.java:76: error: class, interface, or enum expected
    bottom_view_post_order(root->left);
    ^
Main.java:77: error: class, interface, or enum expected
    cout << root->data << " ";
    ^
Main.java:78: error: class, interface, or enum expected
}
^
Main.java:83: error: class, interface, or enum expected
    bottom_view_post_order(root->right);
    ^
Main.java:84: error: class, interface, or enum expected
}
^
Main.java:87: error: class, interface, or enum expected
int maxlevel = -1;
^
Main.java:89: error: class, interface, or enum expected
bottom_view(root);
^
Main.java:90: error: class, interface, or enum expected
return 0;}
^
Main.java:90: error: class, interface, or enum expected
return 0;}
         ^
45 errors

Standard output is empty