func_code_string: #include <bits/stdc++.h>   using namespace std;   const int INF = 2147483647;   const long long LLINF = 9223372036854775807LL;   int digsum(long long x) {     int ans = 0;     do {       ans += x % 10;       x /= 10;     } while (x);     return ans;   }   int main() {     int a, b, c;     cin >> a >> b >> c;     vector<int> v;     for (int sum = 1; sum <= 100; ++sum) {       long long curres = b;       for (int iter = 0; iter < a; ++iter) curres = curres * sum;       curres += c;       if (digsum(curres) == sum && curres > 0 && curres < 1000000000)         v.push_back(curres);     }     sort(v.begin(), v.end());     printf( %d n , int((v).size()));     for (int i = 0; i < int((v).size()); ++i) printf( %d  , v[i]);     return 0;   }   