Files
HuangHai 1f397eca87 'commit'
2025-08-30 18:35:01 +08:00

13 lines
190 B
C++

#include<iostream>
using namespace std;
int main() {
int n;
cin >> n;
if (n % 2 == 0) cout << n / 2 << endl;
else cout << (n + 1) / 2 << endl;
return 0;
}