#include
using namespace std;
int main() {
// your code goes here
int x;
float initialbal,remaining;
cin>>x>>initialbal;
if(x%5==0 && x<2000 && x>0 && initialbal>=0.00 && initialbal<=2000.00)
cout<<initialbal-(x+0.50);
// else cout<<“wrong”;
return 0;
}
https://www.codechef.com/problems/HS08TEST -problem