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Merge pull request #850 from BarneyShi/Update-Jianzhi-58-JS

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剑指Offer 58 - 不使用额外空间的JS解法
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程序员Carl
2021-10-17 18:55:02 +08:00
committed by GitHub
parent 48011afb8f 7484ba1e00
commit c20684f28d
1 changed files with 8 additions and 11 deletions
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17
problems/剑指Offer58-II.左旋转字符串.md
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@ -200,17 +200,14 @@ func reverse(b []byte, left, right int){
JavaScript： JavaScript：
```javascript ```javascript
var reverseLeftWords = function (s, n) { var reverseLeftWords = function(s, n) {
const reverse = (str, left, right) => { const length = s.length;
let strArr = str.split(""); let i = 0;
for (; left < right; left++, right--) { while (i < length - n) {
[strArr[left], strArr[right]] = [strArr[right], strArr[left]]; s = s[length - 1] + s;
i++;
} }
return strArr.join(""); return s.slice(0, length);
}
s = reverse(s, 0, n - 1);
s = reverse(s, n, s.length - 1);
return reverse(s, 0, s.length - 1);
}; };
``` ```