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  1. //
  2. //  main.cpp
  3. //  Mirror Images Recursive
  4. //
  5. //  Created by Himanshu on 04/09/21.
  6. //
  7.  
  8. #include <iostream>
  9. #include <queue>
  10. using namespace std;
  11.  
  12. const int N = 5;
  13.  
  14. struct node {
  15.     int info = 0;
  16.     struct node *left, *right;
  17. };
  18. typedef struct node Node;
  19.  
  20. node* newNode(int data)
  21. {
  22.     node* Node = new node();
  23.     Node->info = data;
  24.     Node->left = NULL;
  25.     Node->right = NULL;
  26.  
  27.     return(Node);
  28. }
  29.  
  30.  
  31. bool checkMirrorImages (Node *root1, Node *root2) {
  32.     if (root1 == NULL && root2  == NULL) {
  33.         return true;
  34.     } else if (root1 == NULL || root2 == NULL) {
  35.         return false;
  36.     }
  37.  
  38.     if (root1->info == root2->info && checkMirrorImages(root1->left, root2->right)
  39.         && checkMirrorImages(root1->right, root2->left)) {
  40.         return true;
  41.     } else {
  42.         return false;
  43.     }
  44.  
  45. }
  46.  
  47.  
  48.  
  49. int main() {
  50.     Node *root1 = newNode(1);
  51.     root1->left = newNode(20);
  52.     root1->right = newNode(21);
  53.     root1->right->left = newNode(30);
  54.     root1->right->right = newNode(31);
  55.  
  56.     Node *root2 = newNode(1);
  57.     root2->left = newNode(21);
  58.     root2->right = newNode(20);
  59.     root2->left->left = newNode(30);
  60.     root2->left->right = newNode(31);
  61.  
  62.  
  63.     if (checkMirrorImages(root1, root2)) {
  64.         cout<<"Trees are mirror Images"<<endl;
  65.     } else {
  66.         cout<<"Trees are not mirror Images"<<endl;
  67.     }
  68.  
  69.     return 0;
  70. }
  71.  
Success #stdin #stdout 0.01s 5440KB
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Standard input is empty
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Trees are not mirror Images
https://ideone.com/o6oi58
language:
C++14 (gcc 8.3)
created:
3 years ago
visibility:
secret

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