From 4ed7da80c08a51cc79cbc0aa987d41f6a57da5fe Mon Sep 17 00:00:00 2001
From: Steve <841532108@qq.com>
Date: Fri, 31 Dec 2021 16:18:03 +0800
Subject: [PATCH 1/2] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=200704.=E4=BA=8C?=
 =?UTF-8?q?=E5=88=86=E6=9F=A5=E6=89=BE.md=20Typescript=20=E7=89=88?=
 =?UTF-8?q?=E6=9C=AC?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 problems/0704.二分查找.md | 40 +++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

diff --git a/problems/0704.二分查找.md b/problems/0704.二分查找.md
index 689c0633..cc7d7de5 100644
--- a/problems/0704.二分查找.md
+++ b/problems/0704.二分查找.md
@@ -326,6 +326,46 @@ var search = function(nums, target) {
 };
 ```
 
+**TypeScript**
+
+（版本一）左闭右闭区间
+
+```typescript
+function search(nums: number[], target: number): number {
+    let left: number = 0, right: number = nums.length - 1;
+    while (left <= right) {
+        let mid: number = left + Math.floor((right - left) / 2);
+        if (nums[mid] > target) {
+            right = mid - 1;
+        } else if (nums[mid] < target) {
+            left = mid + 1;
+        } else {
+            return mid;
+        }
+    }
+    return -1;
+};
+```
+
+（版本二）左闭右开区间
+
+```typescript
+function search(nums: number[], target: number): number {
+    let left: number = 0, right: number = nums.length;
+    while (left < right) {
+        let mid: number = left + Math.floor((right - left) / 2);
+        if (nums[mid] > target) {
+            right = mid;
+        } else if (nums[mid] < target) {
+            left = mid + 1;
+        } else {
+            return mid;
+        }
+    }
+    return -1;
+};
+```
+
 **Ruby:**
 
 ```ruby

From 0dbd6c42d249cf0a33bdcd9a2f67c023f83003f1 Mon Sep 17 00:00:00 2001
From: Steve <841532108@qq.com>
Date: Fri, 31 Dec 2021 16:29:05 +0800
Subject: [PATCH 2/2] =?UTF-8?q?=E6=9B=B4=E6=96=B0=200704.=E4=BA=8C?=
 =?UTF-8?q?=E5=88=86=E6=9F=A5=E6=89=BE.md=EF=BC=9A=E5=88=A0=E9=99=A4?=
 =?UTF-8?q?=E5=A4=9A=E4=BD=99=E5=AD=97=E7=AC=A6=EF=BC=8C=E5=AF=BC=E8=87=B4?=
 =?UTF-8?q?=E4=BB=A3=E7=A0=81=E6=9C=AA=E9=AB=98=E4=BA=AE?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 problems/0704.二分查找.md | 1 -
 1 file changed, 1 deletion(-)

diff --git a/problems/0704.二分查找.md b/problems/0704.二分查找.md
index cc7d7de5..379cb5fc 100644
--- a/problems/0704.二分查找.md
+++ b/problems/0704.二分查找.md
@@ -284,7 +284,6 @@ func search(nums []int, target int) int {
  * @param {number} target
  * @return {number}
  */
-/**
 var search = function(nums, target) {
     let left = 0, right = nums.length - 1;
     // 使用左闭右闭区间