题目传送门

#include<iostream>
using namespace std;
long long x1,x2,yy1,y2;
int main(){
    cin>>x1>>x2>>yy1>>y2;
    if(x1*yy1>2147483647||x1*yy1<-2147483648||x2*y2>2147483647||x1*yy1<-2147483648) cout<<"long long int";
    else cout<<"int";
    return 0;
}

抱歉蒟蒻实在菜红题都ac不了