Submission #1540629

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef pair<int, int> P;

#define pb push_back
#define rep(i, a, n) for(int i = (a); i < (n); i++)
#define dep(i, a, n) for(int i = (a); i >= (n); i--)
#define mod 1e9+7

__attribute__((constructor))
void initial() {
  cin.tie(0);
  ios::sync_with_stdio(false);
}

int main() {
  double a, b, c, d, n;
  cin >> a >> b >> c >> d >> n;

  double m = a * 4;
  if(m > b * 2) m = b * 2;
  if(m > c) m = c;

  double ans = n * m;
  if((int)n % 2 == 1) ans = min(ans, (n / 2) * d + m);
  cout << (ll)ans << endl;
}

Submission Info

Judge Result