```cpp
#include<iostream>
using namespace std;
int main()
{
double x;
cin>>x;
cout<<(long long)x;
return 0;
}
```
~~用这个过了~~
by __My0217__ @ 2023-06-07 19:20:42
@[2_202240210224](/user/834864) 应该是最简单的了吧
```cpp
#include<bits/stdc++.h>
using namespace std;
int main(){
long long n;
cin>>n;
cout<<n;
return 0;
}
```
by rechenz @ 2023-06-07 20:11:34
@[rechenz](/user/816281) 谢谢啦
by 2_202240210224 @ 2023-06-07 21:41:22
@[__My0217__](/user/784650) 谢谢啦
by 2_202240210224 @ 2023-06-07 21:41:58
```cpp
#include <iostream>
using namespace std;
int main() {
double n;
cin>>n;
cout<<(int)n<<endl;
return 0;
}
```
by Ryanwu_AK_CSP @ 2023-07-02 17:12:31