题解 | #二进制取反#
二进制取反
https://www.nowcoder.com/practice/4ca47baf4d5f4417afc0f99d6efc7d42
class Solution {
public:
string maxLexicographical(string num) {
int i = 0;
while(num[i]=='1') i++;
while(num[i]=='0') num[i++]='1';
return num;
}
};
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