@[xukeyu](/user/1239269) 变量名不能用`y1`,换一下试试?
by monkeyking_QAQ @ 2024-08-20 09:30:25
y1是关键字,不能用他当变量
by xyy_xxyy @ 2024-08-20 09:30:26
@[monkeyking_QAQ](/user/1304274) @[xyy_xxyy](/user/1105472) 啊,想起来了
by xukeyu @ 2024-08-20 09:31:39
不能用
```cpp
x1 y1
```
这俩变量名会和系统自带有冲突
by ccch1ennn @ 2024-08-20 09:31:49
@[xukeyu](/user/1239269)
别用万能头,`y1` 在别的头文件里定义过了。
然后你的代码不能 AC,待会我帮你看看。
by LikablePie79015 @ 2024-08-20 09:32:10
int的最小值是-2147483648而不是-2147483647
by shanxiwen @ 2024-08-20 09:45:10
@[xukeyu](/user/1239269) 应该是 $ > 2147483647,<-2147483648$
by jrlimuyang @ 2024-08-20 09:45:39
@[limuyangxq](/user/774757) ok
by xukeyu @ 2024-08-20 09:46:25
```cpp
#include<iostream>
using namespace std;
long long x1,x2,y1,y2;
int main(){
cin>>x1>>x2>>y1>>y2;
if(x1*y1>2147483647||x1*y1<=-2147483648||x2*y2>2147483647||x1*y1<=-2147483648) cout<<"long long int";
else cout<<"int";
return 0;
}
by xukeyu @ 2024-08-20 09:48:55
此贴未完结
by xukeyu @ 2024-08-20 09:49:12