题解 | #取近似值#
取近似值
https://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 num = in.nextDouble();
// 加上0.5之后，强行去掉小数部分，即为四舍五入后的数
System.out.println((int) (num + 0.5));
}
}
