本地测试过,提交发现CE
#include<bits/stdc++.h> using namespace std; long long x1,x2,y1,y2; int main(){ cin>>x1>>x2>>y1>>y2; if(x1*y1>=2147483647||x1*y1<=-2147483647||x2*y2>=2147483647||x1*y1<=-2147483647) cout<<"long long int"; else cout<<"int"; return 0; }