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  1. #include <stdio.h>
  2. #include<stdlib.h>
  3.  struct BinaryTree *root=NULL;
  4. struct BinaryTree{
  5. 	int data;
  6. 	struct BinaryTree *left;
  7. 	struct BinaryTree *right;
  8. };
  9.  
  10.  
  11.  struct BinaryTree *node(int data)
  12.  {
  13.  	struct BinaryTree *node;
  14.  	node=(struct BinaryTree*)malloc(sizeof(struct BinaryTree));
  15.  	node->data=data;
  16.  	node->left=node->right=NULL;
  17.  	return node;
  18.  }
  19. struct BinaryTree *insert(struct BinaryTree  *root,int data1){
  20. 	if(root==NULL){
  21. 		root=node(data1);
  22. 		return root;
  23. 	}
  24. }
  25. int main() {
  26. 	root = insert(root,10);
  27. 	printf("%d",root->data);
  28. 	return 0;
  29. }
  30.  
Success #stdin #stdout 0s 4392KB
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stdin
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Standard input is empty
stdout
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10
https://ideone.com/CCLgqU
language:
C (gcc 8.3)
created:
5 years ago
visibility:
public

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