题解 | #争夺前五名#

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int n = sc.nextInt();
        int[] arr = new int[n];
        // 保存数据
        for (int i = 0; i < n; i++) {
            arr[i] = sc.nextInt();
        }
        // 冒泡排序 降序 小的往后放
        for (int i = 0; i < n; i++) {
            for (int j = 0; j < n - i - 1; j++) {
                if (arr[j] < arr[j + 1]) {
                    int tmp = arr[j];
                    arr[j] = arr[j + 1];
                    arr[j + 1] = tmp;
                }
            }
        }
        // 输出前5个数
        for (int i = 0; i < 5; i++) {
            System.out.print(arr[i] + " ");
        }
    }
}