[백준_JAVA] 5086 배수와 약수

import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		
		while(true) {
			int num1 = sc.nextInt();
			int num2 = sc.nextInt();
			
			if(num1 == num2) {
				System.out.println();
				sc.close();
				return;
			}
			else if(num1 % num2 == 0)
				System.out.println("multiple");
			else if(num2 % num1 == 0)
				System.out.println("factor");
			else if(num1 % num2 != 0 || num2 % num1 != 0)
				System.out.println("neither");
		}
	}
}