/*
********************************************
This code only for beginners.  Please, Don't Copy Past
********************************************
*/
 
#include<stdio.h>
int main()
{
 
    int i,a,b,c,t;
    scanf("%d",&t);
 
    for(i=1;i<=t; i++){
        scanf("%d%d%d",&a,&b,&c);
        if( a>20 || b>20 || c>20)
            printf("Case %d: bad\n", i);
        else
            printf("Case %d: good\n",i);
    }
    return 0;
}