题解 | #实现四舍五入#
实现四舍五入
http://www.nowcoder.com/practice/020a0cf673174d5795d97ae79cff59a0
#include using namespace std;
int main() {
double d;
cin >> d;
int a = int(d);
if(d - a > 0.5){
cout << ++a <<endl;// write your code here......
}else if (d - a < -0.5){
cout << --a << endl;
}
else{
cout << a << endl;
}
return 0;
}
