#include <bits/stdc++.h>
using namespace std;
int a,b,c,d;
int main()
{
    cin>>a>>b>>c>>d;
	if(d<b)
	{
		c--;
	}
	d+=60;
	if(d-b>=60)
	{
		d-=60;
		c++;
	}
	cout<<c-a<<" "<<d-b;
	return 0;
}