X. Two intervals – Codeforces Problem Solution in C++

Disclaimer: Make sure you tried enough before checking the solution

Problem: https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/X

#include<bits/stdc++.h>
using namespace std;
int main()
{
	int num1,num2,num3,num4;
	cin>>num1>>num2>>num3>>num4;
	int start,end;
	if((num3 < num1 && num4 <num1) || (num3 > num2 && num4 > num2)){
		cout<<-1<<endl;
	} else {
		if(num1 > num3){
			start = num1;
		} else {
			start = num3;
		}
		if(num2 > num4){
			end = num4;
		} else {
			end = num2;
		}
		cout<<start<<" "<<end<<endl;
	}
}

Assiut University Training – Newcomers solution