[+1](https://www.luogu.com.cn/record/152159515)
by xinxin2022 @ 2024-03-23 09:15:46
```c
#include<bits/stdc++.h>
using namespace std;
int main()
{
long long a,s,d,f;
cin>>a>>s;
cin>>d>>f;
if(((s*f)>2147483647)||((s*d)>2147483647)||((f*a)>2147483647)||((a*d)>2147483647)||((s*f)<-2147483648)||((s*d)<-2147483648)||((a*f)<-2147483648)||((a*d)<-2147483648)) cout<<"long long int";
else cout<<"int";
return 0;
}
```
by lelaimc @ 2024-03-30 20:15:46
@[heheya](/user/970434)
看看我的
by lelaimc @ 2024-03-30 20:16:21