/**
* struct TreeNode {
* int val;
* struct TreeNode *left;
* struct TreeNode *right;
* TreeNode(int x) : val(x), left(nullptr), right(nullptr) {}
* };
*/
#include <vector>
class Solution {
public:
/**
* 代码中的类名、方法名、参数名已经指定,请勿修改,直接返回方法规定的值即可
*
*
* @param root TreeNode类
* @return int整型vector
*/
vector<int> ans;
void inOrder(TreeNode* T){
if(T){
inOrder(T->left);
ans.push_back(T->val);
inOrder((T->right));
}
}
vector<int> inorderTraversal(TreeNode* root) {
// write code here
inOrder(root);
return ans;;
}
};