From d791cc76b6779799779c33f77fc4c6e59d7a6fee Mon Sep 17 00:00:00 2001
From: wang2jun <91008685+wang2jun@users.noreply.github.com>
Date: Mon, 21 Nov 2022 13:27:00 +0800
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增加 657. 机器人能否返回原点 TypeScript 版本代码
---
 problems/0657.机器人能否返回原点.md | 31 ++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/problems/0657.机器人能否返回原点.md b/problems/0657.机器人能否返回原点.md
index 017c5ecc..ab4bf152 100644
--- a/problems/0657.机器人能否返回原点.md
+++ b/problems/0657.机器人能否返回原点.md
@@ -150,6 +150,37 @@ var judgeCircle = function(moves) {
 ```
 
 
+## TypeScript
+
+```ts
+var judgeCircle = function (moves) {
+  let x = 0
+  let y = 0
+  for (let i = 0; i < moves.length; i++) {
+    switch (moves[i]) {
+      case 'L': {
+        x--
+        break
+      }
+      case 'R': {
+        x++
+        break
+      }
+      case 'U': {
+        y--
+        break
+      }
+      case 'D': {
+        y++
+        break
+      }
+    }
+  }
+  return x === 0 && y === 0
+};
+```
+
+
 <p align="center">
 <a href="https://programmercarl.com/other/kstar.html" target="_blank">
   <img src="../pics/网站星球宣传海报.jpg" width="1000"/>