func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     long long int n;     cin >> n;     if (n % 2 == 0) {       n = n / 2;       if (n % 2 == 0)         cout << 0;       else         cout << 1;     } else {       n = (n + 1) / 2;       if (n % 2 == 0)         cout << 0;       else         cout << 1;     }     return 0;   }   