C-program to make a copy of a tree

7.Write a C program to create
a copy of a tree


Solution:

#include<stdio.h>
struct binarysearchtree{
int data;
struct binarysearchtree* left;
struct binarysearchtree* right;
};
typedef struct binarysearchtree* tree;

tree copy(tree T)
{
if(T== NULL)
return NULL;
else
{
tree *newtree=(tree*)malloc(sizeof(tree));
newtree->data=tree->data;
newtree->left=copy(T->left);
newtree->right=copy(T->right);
return newtree;
}
}




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