Commit 621ad65

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update: 40

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`@@ -31,6 +31,7 @@ This is the solutions collection of my LeetCode submissions, most of them are pr`
`31`	`31`	`\|34\|[Search for a Range](https://leetcode.com/problems/search-for-a-range/) \| [JavaScript](./src/search-for-a-range/res.js)\|Medium\|`
`32`	`32`	`\|35\|[Search Insert Position](https://leetcode.com/problems/search-insert-position/) \| [JavaScript](./src/search-insert-position/res.js)\|Easy\|`
`33`	`33`	`\|39\|[Combination Sum](https://leetcode.com/problems/combination-sum/) \| [JavaScript](./src/combination-sum/res.js)\|Medium\|`
	`34`	`+\|40\|[Combination Sum II](https://leetcode.com/problems/combination-sum-ii/) \| [JavaScript](./src/combination-sum-ii/res.js)\|Medium\|`
`34`	`35`	`\|41\|[First Missing Positive](https://leetcode.com/problems/first-missing-positive/description/) \| [JavaScript](./src/first-missing-positive/res.js)\|Hard\|`
`35`	`36`	`\|42\|[ Trapping Rain Water](https://leetcode.com/problems/trapping-rain-water/description/) \| [JavaScript](./src/trapping-rain-water/res.js)\|Hard\|`
`36`	`37`	`\|43\|[Multiply Strings](https://leetcode.com/problems/multiply-strings/) \| [JavaScript](./src/multiply-strings/res.js)\|Medium\|`

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`@@ -0,0 +1,27 @@`
	`1`	`+/**`
	`2`	`+ * @param {number[]} candidates`
	`3`	`+ * @param {number} target`
	`4`	`+ * @return {number[][]}`
	`5`	`+ */`
	`6`	`+var combinationSum2 = function(candidates, target) {`
	`7`	`+ candidates.sort((a, b) => b-a);`
	`8`	`+ const res = [];`
	`9`	`+`
	`10`	`+ const calCombs = (candis, resArr, targ) => {`
	`11`	`+ if (!candis.length) return ;`
	`12`	`+ const ele = candis[0];`
	`13`	`+`
	`14`	`+ if (targ === ele) {`
	`15`	`+ res.push([...resArr, ele]);`
	`16`	`+ } else if (targ - ele > 0) {`
	`17`	`+ calCombs(candis.slice(1), [...resArr, ele], targ-ele);`
	`18`	`+ }`
	`19`	`+`
	`20`	`+ calCombs(candis.slice(1), [...resArr], targ);`
	`21`	`+ }`
	`22`	`+`
	`23`	`+ calCombs(candidates, [], target);`
	`24`	`+`
	`25`	`+ // console.log(res);`
	`26`	`+ return res;`
	`27`	`+};`

Lines changed: 4 additions & 9 deletions

Original file line number	Diff line number	Diff line change
`@@ -14,20 +14,15 @@ var combinationSum = function(candidates, target) {`
`14`	`14`
`15`	`15`	`if (targ === ele) {`
`16`	`16`	`res.push([...resArr, ele]);`
`17`		`- } else {`
`18`		`- calCombs(candis.slice(1), [...resArr], targ);`
	`17`	`+ } else if(targ-ele>0){`
	`18`	`+ calCombs(candis.slice(), [...resArr,ele], targ-ele);`
`19`	`19`	`}`
`20`	`20`
`21`		`- if (targ - ele > 0) {`
`22`		`- calCombs(candis, [...resArr, ele], targ-ele);`
`23`		`- }`
	`21`	`+ calCombs(candis.slice(1), [...resArr], targ);`
`24`	`22`	`}`
`25`	`23`
`26`	`24`	`calCombs(candidates, [], target);`
`27`	`25`
`28`		`- console.log(res);`
	`26`	`+ // console.log(res);`
`29`	`27`	`return res;`
`30`	`28`	`};`
`31`		`-`
`32`		`-combinationSum([2,3,6,7],`
`33`		`- 7);`

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