94. Binary Tree Inorder Traversal LeetCode
2016-02-13 18:07
477 查看
题意：二叉树的中序遍历。
题解：
题解：
class Solution {
public:
vector<int> ans;
void dfs(TreeNode* root)
{
if(root == NULL) return ;
if(root->left) dfs(root->left);
ans.push_back(root->val);
if(root->right) dfs(root->right);
}
vector<int> inorderTraversal(TreeNode* root) {
dfs(root);
return ans;
}
};
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