new C Code

#include <stdio.h>

int main()
{
    int a,b,x=1,T,runrate;
    scanf("%d", &T);
    while(T>0){
        scanf("%d %d", &a, &b);
        runrate=(a/b)*6;
        printf("Case %d: %d", x++, runrate);
        T--;
    }
    return 0;
}