Java 代码

import java.util.Scanner;

public class Main
{
    public static void print (int[] nums, int size)
    {
        for (int i = 0; i < size; i ++)
            System.out.print (nums[i] + " ");
    }

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

        int n = cin.nextInt();
        int size = cin.nextInt();

        int[] nums = new int[n];

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

        print (nums, size);
    }
}