#include<bits/stdc++.h>
using namespace std;
long long x1,yi,x2,yk,x,y;
int main()
{
	cin>>x1>>x2>>yi>>yk;
	x=max(abs(x1),abs(x2));
	y=max(abs(yi),abs(yk));
	if(abs(x*y>INT_MAX)) cout<<"long long int";
	else cout<<"int";
	return 0;
}