转换成小写字母"/>
LEEDCODE 709转换成小写字母
class Solution {
public:string toLowerCase(string s) {int len = s.length();string a = "";for(int i = 0; i < len; i++){if(s[i] >= 65 && s[i] <= 90){a += (s[i] + 32);}elsea += s[i];}// cout<<a<<endl;return a;}
};
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LEEDCODE 709转换成小写字母
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