leetcode

0 class Solution {

1 public:

2 int minFlips(const string &target) {

3 int res = 0, looking = 1;

4 for (const char c : target) {

5 if ((c & 1) != looking) continue;

6 looking = !looking;

7 res++;

8 }

9 return res;

10 }

11 };