题解 | 排序

import java.util.Scanner;
import java.util.Arrays;

// 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 scan = new Scanner(System.in);
        while (scan.hasNext()) {
            int n = scan.nextInt();
            int[] array = new int[n];
            for (int i = 0; i < n; i++) {
                array[i] = scan.nextInt();
            }
            int flag = scan.nextInt();
            Arrays.sort(array);
            if (flag == 0) {
                for (int i = 0; i < n; i++) {
                    System.out.print(array[i] + " ");
                }
            } else if (flag == 1) {
                for (int i = n - 1; i >= 0; i--) {
                    System.out.print(array[i] + " ");
                }
            }
        }
    }
}