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Thursday, March 21, 2013

[LeetCode] Same Tree, Solution

Given two binary trees, write a function to check if they are equal or not.
Two binary trees are considered equal if they are structurally identical and the nodes have the same value.
» Solve this problem


1:    bool isSameTree(TreeNode *p, TreeNode *q) {  
2:      if(!p && !q) return true;  
3:      if(!p || !q) return false;  
4:      return (p->val == q->val) &&  
5:           isSameTree(p->left, q->left) &&   
6:           isSameTree(p->right, q->right);      
7:    }  

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