func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     ios::sync_with_stdio(false);     cin.tie(0);     string s;     cin >> s;     int n = s.length();     vector<int> v;     for (int i = 0; i < n; i++)       if (i == n - 1 || s[i] != s[i + 1]) v.push_back(i);     if (s.back() ==  b ) v.pop_back();     vector<int> res(n);     for (int p : v) res[p] = 1;     for (int id : res) cout << id <<    ;     cout <<   n ;     return 0;   }   