70pts求调

#include<iostream>
using namespace std;
int main(){
    long long x1,x2,y1,y2;
    cin>>x1>>x2>>y1>>y2;
    long long z1,z2,z3,z4;
    z1=x1*y1;
    z2=x2*y2;
    z3=x1*y2;
    z4=x2*y1;
    if(z1<-214783468||z1>214783467) cout<<"long long int";
    else if(z2<-214783468||z2>214783467) cout<<"long long int";
    else if(z3<-214783468||z3>214783467) cout<<"long long int";
    else if(z4<-214783468||z4>214783467) cout<<"long long int";
    else cout<<"int";
    return 0;
}