#include<iostream>
using namespace std;
int main()
{
	int a,b,c,d;
	cin>>a>>b>>c>>d;
	if((d-b)<0)
	cout<<c-a-1<<" "<<60-b+d;
	else if((d-b)>=0)
	cout<<c-a<<" "<<d-b;
	return 0;
}

求大佬help