题解 | #取近似值#
取近似值
https://www.nowcoder.com/practice/3ab09737afb645cc82c35d56a5ce802a
import java.util.Scanner; // 注意类名必须为 Main, 不要有任何 package xxx 信息 public class Main { public static void main(String[] args) { Scanner in = new Scanner(System.in); String s = in.nextLine(); if(s.contains(".")) { String[] a = s.split("\\."); int n=Integer.parseInt(a[0]); if(a[1].charAt(0)-'5'>=0){ n++; } System.out.println(n); } else { System.out.println(Integer.parseInt(s)); } } }