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