백준 1735 - 분수 합

/*
 2 7
3 5
 
 */
import java.io.FileInputStream;
import java.util.Scanner;
 
public class Main {
    static int a1,a2,b1,b2;
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner(System.in);
        a1 = sc.nextInt();
        a2 = sc.nextInt();
        b1 = sc.nextInt();
        b2 = sc.nextInt();
        
        int a = (a1*b2) + (b1 * a2);
        int b = a2 * b2;
        int c = div(a,b);
        
        int x = a/c;
        int y = b/c;
        System.out.println(x + " " + y);
        
    }
    private static int div(int a, int b) {
        while(b != 0) {
            int x = a%b;
            a = b;
            b = x;
        }
        return a;
    }
 
}