add: 验证二叉搜索树

2020-05-05 18:25:52 +08:00
parent b806ec7959
commit aa83ce62e9
6 changed files with 82 additions and 42 deletions
--- a/test/tree/TreeNode.js
+++ b/test/tree/TreeNode.js
@ -0,0 +1,7 @@
+export default class TreeNode {
+  constructor (val) {
+    this.val = val
+    this.left = null
+    this.right = null
+  }
+}