#include <bits/stdc++.h>
using namespace std;
long long a,b,c,d;
int main(){
ios::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
cin>>a>>b>>c>>d;
if(a*c>INT_MAX || b*d>INT_MAX || d*a>INT_MAX){
cout<<"long long int";
}else{
cout<<"int";
}
return 0;
}
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