leetcode 709. 转换成小写字母

leetcode 709. 转换成小写字母

题解

class Solution {
public:string toLowerCase(string s) {string ans;for (int i = 0; i < s.size(); i++) {if (s[i] >= 'A' && s[i] <= 'Z') {s[i] += 32;}ans += s[i];}return ans;}
};