import java.util.Scanner;

public class d072{
public static void main(String[]argv){

int year,time;

Scanner sc=new Scanner(System.in);

time=sc.nextInt(); //要求打幾行

for(int i=1;i<=time;i++){
year=sc.nextInt();

if((year%4==0 && year%100!=0) || year%400==0)
System.out.println("Case"+" "+i+":"+" "+"a leap year");

else
System.out.println("Case"+" "+i+":"+" "+"a normal year");

}

}
}