import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
while(true) {
int a = sc.nextInt();
int b = sc.nextInt();
if(a == 0 && b == 0) {
break;
}
if(b % a == 0) {
System.out.println("factor");
} else if(a % b == 0) {
System.out.println("multiple");
} else {
System.out.println("neither");
}
}
sc.close();
}
}