#include<iostream>
#include<cmath>
using namespace std;
int a,b,c,d,e,f;
int main()
{
	cin>>a>>b>>c>>d;
	e=c-a;f=d-b;
	if(f<0)
	{
		e-=ceil(abs(f)/60);
		f=abs(f)%60;
	}
	cout<<e<<" "<<f<<endl;
	return 0;
}