Java 代码

import java.util.Scanner;

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

        int[] n = new int[20];

        for (int i = 0; i < 20; i ++)
            n[i] = cin.nextInt();

        for (int j = 19; j >= 0; j --)
            System.out.println ("N["+ (19 - j) + "] = " + n[j] );

    }
}