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添加(0189.旋转数组.md):增加typescript版本

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`@@ -7,6 +7,8 @@`
`7`	`7`
`8`	`8`	`# 189. 旋转数组`
`9`	`9`
	`10`	`+[力扣题目链接](https://leetcode.cn/problems/rotate-array/)`
	`11`	`+`
`10`	`12`	`给定一个数组,将数组中的元素向右移动 k 个位置,其中 k 是非负数。`
`11`	`13`
`12`	`14`	`进阶:`
`@@ -160,6 +162,27 @@ var rotate = function (nums, k) {`
`160`	`162`	`};`
`161`	`163`	```
`162`	`164`
	`165`	`+## TypeScript`
	`166`	`+`
	`167`	+```typescript
	`168`	`+function rotate(nums: number[], k: number): void {`
	`169`	`+ const length: number = nums.length;`
	`170`	`+ k %= length;`
	`171`	`+ reverseByRange(nums, 0, length - 1);`
	`172`	`+ reverseByRange(nums, 0, k - 1);`
	`173`	`+ reverseByRange(nums, k, length - 1);`
	`174`	`+};`
	`175`	`+function reverseByRange(nums: number[], left: number, right: number): void {`
	`176`	`+ while (left < right) {`
	`177`	`+ const temp = nums[left];`
	`178`	`+ nums[left] = nums[right];`
	`179`	`+ nums[right] = temp;`
	`180`	`+ left++;`
	`181`	`+ right--;`
	`182`	`+ }`
	`183`	`+}`
	`184`	+```
	`185`	`+`
`163`	`186`
`164`	`187`
`165`	`188`	`-----------------------`

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