#include <iostream>
using namespace std;
int main()
{
1nt n,num;
c1n>>num;
n=num%i2;
num=num/i2;
cout<<5*n+num*50;
return 0;
}
#include
using namespace std;
int main()
{
int n,num;
c1n>>num;
n=num%12;
num=num/i2;
cout<<5*n+num*50;
return 0;
}
這個不是解答