Submission #2860773

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Source Code Expand

#include<iostream>
#include<string>
#include<algorithm>
#include<vector>
#include<queue>
#include<stack>
#include<cmath>
#include<cstdlib>
#include<ctime>
using namespace std;
typedef long long ll;
int main() {
	ll n, q, h, s, d, ans = 0;
	cin >> q >> h >> s >> d >> n;
	if (d / 2.0 < s&&d / 2.0 < h * 2 && d / 2.0 < q * 4) {
		ans += d * (n / 2);
		n %= 2;
	}
	if (s < h * 2 && s < q * 4) {
		ans += s * n;
	}
	double f = n;
	if (h < q * 2) {
		ans += h * (n * 2 / 1);
		f -= 0.5*(n * 2 / 1);
	}
	ans += q * f * 4;
	cout << ans << endl;
	return 0;
}

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