diff --git a/problems/0216.组合总和III.md b/problems/0216.组合总和III.md index 0bb42192..32b1347e 100644 --- a/problems/0216.组合总和III.md +++ b/problems/0216.组合总和III.md @@ -396,6 +396,30 @@ var combinationSum3 = function(k, n) { }; ``` +## TypeScript + +```typescript +function combinationSum3(k: number, n: number): number[][] { + const resArr: number[][] = []; + function backTracking(k: number, n: number, sum: number, startIndex: number, tempArr: number[]): void { + if (sum > n) return; + if (tempArr.length === k) { + if (sum === n) { + resArr.push(tempArr.slice()); + } + return; + } + for (let i = startIndex; i <= 9 - (k - tempArr.length) + 1; i++) { + tempArr.push(i); + backTracking(k, n, sum + i, i + 1, tempArr); + tempArr.pop(); + } + } + backTracking(k, n, 0, 1, []); + return resArr; +}; +``` + ## C ```c