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