#include<bits/stdc++.h>
using namespace std;
long long xl,xr,yl,yr;
int main(){
    cin>>xl>>xr>>yl>>yr;
    if(xr*yr>2147483647||xl*yl<-2147483648){
    	cout<<"long long int";
	}
	else{
		cout<<"int";
	}
    return 0;
}