func_code_string: #include <bits/stdc++.h>   using namespace std;   template <class T>   T sqr(const T &a) {     return a * a;   }   int x, k, timer, n[3], t[3], y[3], head[3], tail[3];   pair<int, int> z[3][100000];   int main() {     scanf( %d%d%d%d%d%d%d , &k, &n[0], &n[1], &n[2], &t[0], &t[1], &t[2]);     while (1) {       timer++;       if (timer >= t[0] + t[1] + t[2]) {         for (int i = 0; i < (int)3; i++)           if (z[i][tail[i]].first == timer)             y[i] -= z[i][tail[i]].second, tail[i]++;         x = min(n[2] - y[2], min(n[1] - y[1], n[0] - y[0]));         if (x) {           k -= x;           y[2] += x, y[1] += x, y[0] += x;           z[0][head[0]++] = make_pair(timer + t[0], x);           z[1][head[1]++] = make_pair(timer + t[1], x);           z[2][head[2]++] = make_pair(timer + t[2], x);         }         if (k <= 0) {           printf( %d n , timer);           return 0;         }       }     }   }   