见代码

#include<bits/stdc++.h>
using namespace std;
int main(){
	long long x1,x2,y1,y2;
	cin>>x1>>x2>>y1>>y2;
	if(x1*y1<-2147483648||x2*y2>2147483647){
		cout<<"long long int";
	}
	else cout<<"int";
	return 0;
}