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