#include <bits/stdc++.h>
using namespace std;
#define int long long
int gcd(int a,int b) {
	return (b==0?a:gcd(b,a%b));
}
int lcm(int a,int b) {
	return a*b/gcd(a,b);
}
void operationPlus(int a,int b,int c,int d) {
	int getLcm=lcm(b,d);
	int temp=getLcm/b,temp2=getLcm/d;
	b=getLcm,d=getLcm;
	a*=temp,c*=temp2;
	int newVal=a+c;
	int getGcd=gcd(newVal,b);
	cout<<newVal/getGcd<<" "<<b/getGcd<<"\n";
}
void operationMul(int a,int b,int c,int d) {
	int newUp=a*c,newDown=b*d;
	int getGcd=gcd(newUp,newDown);
	cout<<newUp/getGcd<<" "<<newDown/getGcd<<"\n";
}
void operationDiv(int a,int b,int c,int d) {
	swap(c,d);
	operationMul(a,b,c,d);
}
signed main() {
	int a,b,c,d;
	cin>>a>>b>>c>>d;
	if(b==0||d==0) {
		cout<<"Phep toan loi!";
		return 0;
	}
	operationPlus(a,b,c,d);
	operationMul(a,b,c,d);
	operationDiv(a,b,c,d);
}