Merge pull request #1392 from xiaofei-2020/extra02

添加(0941.有效的山脉数组.md):增加typescript版本
This commit is contained in:
程序员Carl
2022-06-24 10:30:35 +08:00
committed by GitHub

View File

@ -157,6 +157,26 @@ var validMountainArray = function(arr) {
};
```
## TypeScript
```typescript
function validMountainArray(arr: number[]): boolean {
const length: number = arr.length;
if (length < 3) return false;
let left: number = 0,
right: number = length - 1;
while (left < (length - 1) && arr[left] < arr[left + 1]) {
left++;
}
while (right > 0 && arr[right] < arr[right - 1]) {
right--;
}
if (left === right && left !== 0 && right !== length - 1)
return true;
return false;
};
```