#include<bits/stdc++.h>
using namespace std;
int main(){
	long long x1,x2,y1,y2;
	cin>>x1>>x2>>y1>>y2;
	unsigned long long a=max(abs(x1),abs(x2)),
			  		   b=max(abs(y1),abs(y2));
//	cout<<a<<" "<<b<<" "<<a*b<<endl;
	if(a*b>2147483647) cout<<"long long int";
	else cout<<"int";
	return 0;
}