Submission #1545623

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Source Code Expand

#include<iostream>
#include<cmath>
using namespace std;
int main()
{
long long a,b,c,d,n,x,y;
cin>>a>>b>>c>>d>>n;
n=n*4;
if(2*a<b)
b=2*a;
if(2*b<c)
c=2*b;
if(c*2<d)
d=c*2;
if(n==1)
cout<<a<<endl;
if(n>=2&&n<4)
cout<<n%2*a+n/2*b<<endl;
if(n>=4&&n<8)
{
x=n%4;
cout<<n/4*c+x/2*b+x%2*a<<endl;
}
if(n>=8)
{
x=n%8;
y=x%4;
cout<<n/8 *d+x/4*c+y/2*b+y%2*a<<endl;
}
}

Submission Info

Judge Result