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