package week3;

import java.util.Scanner;

public class Main7 {
	private static Scanner sc;
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int v1,v2,i;
		Rational T1;
		Rational T2;
		Rational T3=new Rational();
		v1=sc.nextInt();
		v2=sc.nextInt();
		T1=new Rational(v1, v2);
		v1=sc.nextInt();
        v2=sc.nextInt();
        T2=new Rational(v1, v2);
        Rational.Add(T1, T2, T3);
        System.out.println(T3.getv1()+" "+T3.getv2());
        Rational.Multiply(T1, T2, T3);
        System.out.println(T3.getv1()+" "+T3.getv2());
        i = sc.nextInt();
        Rational.GetRational(T1, i);
        System.out.println(Rational.GetRational(T1, i));
	}



}
class Rational{
	private int v1;
	private int v2;
	
	public void buildv1(int v1){
		this.v1=v1;
	}
	public int getv1(){
        return v1;
    }
	public void buildv2(int v2){
		this.v2=v2;
	}
	public int getv2(){
        return v2;
    }
	public  Rational(int v1, int v2)
    {
        this.v1=v1;
        this.v2=v2;
    }
	public  Rational(){
		
	}
	public static int GetRational(Rational T, int i) {
		if(i==1)
            return T.getv1();
        else
            return T.getv2();
	}

	public static void Multiply(Rational T1, Rational T2, Rational T3) {
		int t;
        T3.buildv2(T1.getv2()*T2.getv2());
        T3.buildv1(T1.getv1()*T2.getv1());
        t=Gcd(T3.getv2(),T3.getv1());
        T3.buildv2(T3.getv2()/t);
        T3.buildv1(T3.getv1()/t);
		
	}
	public static void Add(Rational T1, Rational T2, Rational T3) {
		int t;
		T3.buildv2(T1.getv2()*T2.getv2());
		T3.buildv1(T1.getv1()*T2.getv2()+T2.getv1()*T1.getv2());
	    t=Gcd(T3.getv2(), T3.getv1());
	    T3.buildv2(T3.getv2()/t);
	    T3.buildv1(T3.getv1()/t);
		
	}
	public static int Gcd(int m,int n)
    {
        int t;
        while(m%n!=0)
        {
            t=n;
            n=m%n;
            m=t;
        }
        return n;
    }
	
}