Merge pull request gzc426#353 from GatesMa/patch-14

gzc426 · web-flow · commit 98120c69fd06 · 2018-12-06T21:41:40.000+08:00
Create GatesMa.md
diff --git a/2018.12.07-leetcode104/GatesMa.md b/2018.12.07-leetcode104/GatesMa.md
@@ -0,0 +1,24 @@
+# c++
+```cpp
+/**
+ * Definition for a binary tree node.
+ * struct TreeNode {
+ *     int val;
+ *     TreeNode *left;
+ *     TreeNode *right;
+ *     TreeNode(int x) : val(x), left(NULL), right(NULL) {}
+ * };
+ */
+class Solution {
+public:
+    int maxDepth(TreeNode* root) {
+        return depth(root);
+    }
+    int depth(TreeNode* root) {
+        if(root == NULL) return 0;
+        int l = depth(root->left);
+        int r = depth(root->right);
+        return l > r ? l + 1 : r + 1;
+    }
+};
+```
