#include<iostream>
using namespace std;
bool b(int x,int y)
{
    long long a;
    a=x*y;
	if(a>2147483647||a<-2147483648) return 0;
	else return 1;
}
int main()
{
	int x1,x2,y1,y2;
	cin>>x1;
	cin>>x2;
	cin>>y1;
	cin>>y2; 
	if(b(x1,y1)||b(x2,y2)) cout<<"long long int";
	else cout<<"int";
	return 0;
}