题解 | #取近似值#
取近似值
http://www.nowcoder.com/practice/3ab09737afb645cc82c35d56a5ce802a
import java.util.Scanner;
public class Main {
public static void main(String[] args){
Scanner in = new Scanner(System.in);
double a = in.nextDouble();
int b = (int)a;
if(a-b>=0.5){
b = (int)(a + 0.5);
}
System.out.print(b);
}
}