func_code_string: #include <bits/stdc++.h>   #pragma comment(linker,  /STACK:256000000 )   using namespace std;   const int SZ = 110;   const int INF = 1000 * 1000 * 1000;   double start, finish;   void prepare(string s) {     if ((int)s.size() != 0) {       freopen((s +  .in ).c_str(),  r , stdin);       freopen((s +  .out ).c_str(),  w , stdout);     }   }   void startTimer() {}   void stopTimer() {}   int n;   vector<int> g;   vector<vector<int> > p;   void getData() {     cin >> n;     g.resize(n);     for (int i = 0; i < n; ++i) {       cin >> g[i];     }     p.resize(n);     for (int i = 0; i < n; ++i) {       p[i].resize(g[i]);       for (int j = 0; j < g[i]; ++j) {         cin >> p[i][j];       }     }   }   void solve() {     int ans = INF;     g.assign(n, 0);     for (int i = 0; i < n; ++i) {       int cnt = 0;       for (int j = 0; j < (int)p[i].size(); ++j) {         cnt += p[i][j] * 5 + 15;       }       ans = min(ans, cnt);     }     cout << ans << endl;   }   int main() {     prepare(  );     ios::sync_with_stdio(false);     startTimer();     getData();     solve();     stopTimer();     return 0;   }   