题解 | #实现四舍五入#
实现四舍五入
https://www.nowcoder.com/practice/020a0cf673174d5795d97ae79cff59a0
//#include <cmath>
#include <iostream>
using namespace std;
int main() {
float a;
cin >> a;
if(a>0){
cout<<(int)(a+0.5);
}
else {
cout<<(int)(a-0.5);
}
}
