func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     ios_base::sync_with_stdio(false);     int n, m, k;     cin >> n >> m >> k;     if (k > 1) {       if (m == n) {         cout << 2 * k + 1 << endl;         for (int i = (int)(1); i < ((int)k + 1); i++) {           cout << 1 <<    ;         }         cout << n <<    ;         for (int i = (int)(1); i < ((int)k); i++) {           cout << n + 1 <<    ;         }         cout << n + m << endl;       } else {         cout << 2 * k << endl;         for (int i = (int)(1); i < ((int)k + 1); i++) {           cout << 1 <<    ;         }         cout << n <<    ;         for (int i = (int)(1); i < ((int)k); i++) {           cout << n + 1 <<    ;         }         cout << endl;       }     } else {       if (m + 2 <= n) {         cout << 2 << endl;         cout << 1 <<     << n << endl;       } else {         if (n == 2 and m == 2) {           cout << 4 << endl;           cout <<  1 2 3 4  << endl;         } else {           cout << 3 << endl;           cout << 1 <<     << n <<     << 2 * n - 1 << endl;         }       }     }     return 0;   }   