/**
* Definition for a binary tree node.
* struct TreeNode {
* int val;
* struct TreeNode *left;
* struct TreeNode *right;
* };
*/
bool isSameTree(struct TreeNode* p, struct TreeNode* q) {
if(!p && !q)
return true;
if(!p || !q)
return false;
if(p->val != q->val)
return false;
return isSameTree(p->right,q->right) && isSameTree(p->left,q->left);
}
恶补递归 呜呜呜