From 97a0b8d46b9ffaf1174cde3ea01d2d2afda6a9fc Mon Sep 17 00:00:00 2001
From: Steve2020 <841532108@qq.com>
Date: Thu, 13 Jan 2022 19:18:32 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=EF=BC=880001.=E4=B8=A4?=
 =?UTF-8?q?=E6=95=B0=E4=B9=8B=E5=92=8C.md=EF=BC=89=EF=BC=9A=E5=A2=9E?=
 =?UTF-8?q?=E5=8A=A0typescript=E7=89=88=E6=9C=AC?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 problems/0001.两数之和.md | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/problems/0001.两数之和.md b/problems/0001.两数之和.md
index 37c95736..b337d1e2 100644
--- a/problems/0001.两数之和.md
+++ b/problems/0001.两数之和.md
@@ -186,6 +186,24 @@ var twoSum = function (nums, target) {
 };
 ```
 
+TypeScript：
+
+```typescript
+function twoSum(nums: number[], target: number): number[] {
+    let helperMap: Map<number, number> = new Map();
+    let index: number | undefined;
+    let resArr: number[] = [];
+    for (let i = 0, length = nums.length; i < length; i++) {
+        index = helperMap.get(target - nums[i]);
+        if (index !== undefined) {
+            resArr = [i, index];
+        }
+        helperMap.set(nums[i], i);
+    }
+    return resArr;
+};
+```
+
 php
 
 ```php