func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int k, n1, n2, n3, t1, t2, t3;     cin >> k >> n1 >> n2 >> n3 >> t1 >> t2 >> t3;     multiset<int> A, B, C;     for (int i = 0; i < n1; ++i) A.insert(0);     for (int i = 0; i < n2; ++i) B.insert(0);     for (int i = 0; i < n3; ++i) C.insert(0);     for (int i = 0; i < k; ++i) {       int a = *A.begin();       int b = *B.begin();       int c = *C.begin();       int t = max(a, max(b - t1, c - t1 - t2));       A.erase(A.begin());       A.insert(t + t1);       B.erase(B.begin());       B.insert(t + t1 + t2);       C.erase(C.begin());       C.insert(t + t1 + t2 + t3);     }     int ret = *max_element(C.begin(), C.end());     cout << ret;     return 0;   }   