Submission #1541688

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Source Code Expand

#include <bits/stdc++.h>

using namespace std;

int main()
{
    using ll = long long;
    ll Q, H, S, D, N;
    cin >> Q >> H >> S >> D >> N;

    ll q = 8 * Q, h = 4 * H, s = 2 * S, d = D;
    ll m2 = min(q, min(h, min(s, d)));
    
    if (N % 2 == 0) {
        cout << N / 2 * m2 << endl;
    }
    else {
        cout << N / 2 * m2 + min(q / 2, min(h / 2, s / 2)) << endl;
    }
    
    return 0;
}

Submission Info

Judge Result