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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. typedef struct node {
  5.     int value;
  6.     struct node *left;
  7.     struct node *right;
  8. } Node;
  9.  
  10. Node* build_tree(int N) {
  11.     if (N==-1) {
  12.         return NULL;
  13.     }
  14.     Node *root = (Node*)malloc(sizeof(Node));
  15.     root->left = build_tree(N-1);
  16.     root->right = build_tree(N-1);
  17.     return root;
  18. }
  19.  
  20. void set_leaf(Node *root, int M) {
  21.     if (M==1) {
  22.         scanf("%d", &(root->value));
  23.     }
  24.     else {
  25.         set_leaf(root->left, M/2);
  26.         set_leaf(root->right, M/2);
  27.     }
  28. }
  29.  
  30. int read_leaf(Node *root, int i, int M){
  31.      char a[10];
  32.      for(int i=0; i<M; i++){
  33.         a[i]=root->value;
  34.         if(i<M/2){
  35.             return a[i];
  36.         }
  37.         else{
  38.             return a[i];
  39.         }
  40.      }
  41. }
  42.  
  43. int main() {
  44.     int N, M;
  45.     scanf("%d%d", &N, &M);
  46.     Node *root = build_tree(N);
  47.  
  48.     set_leaf(root, M);
  49.     for (int i = 0 ; i < M; i++)
  50.         printf("%d\n", read_leaf(root, i, M));
  51.     return 0;
  52. }
  53.  
Internal error #stdin #stdout 0s 0KB
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stdin
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Standard input is empty
stdout
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Standard output is empty
https://ideone.com/SF94B1
language:
C (gcc 8.3)
created:
3 years ago
visibility:
secret

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