func_code_string: #include <bits/stdc++.h>   using namespace std;   using ll = long long;   int main() {     ios_base::sync_with_stdio(0);     cin.tie(0);     cout.tie(0);     string s;     int n;     cin >> s;     n = s.size();     s = s +  b ;     for (int i = 0; i < n; i++) {       cout << (s[i] != s[i + 1] ? 1 : 0) <<    ;     }     return 0;   }   