تحديات برمجيةالتحدي الثالث - حل التمرين الخامس بلغة جافا

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {

        Scanner input = new Scanner(System.in);
        int n;
        int m;

        do {
            System.out.print("Enter the height: ");
            n = input.nextInt();
        }
        while (n <= 0);
        
        do {
            System.out.print("Enter the width: ");
            m = input.nextInt();
        }
        while (m <= 0);

        for (int i = 1; i <= n; i++)
        {
            if (i == 1 || i == n)
            {
                for (int j = 1; j <= m; j++)
                {
                    System.out.print("*");
                }
            }
            else
            {
                System.out.print("*");
                for (int k = 1; k < m - 1; k++)
                {
                    System.out.print(" ");
                }
                System.out.print("*");
            }
            System.out.println();
        }

    }

}

Enter the height: 5
Enter the width: 10
**********
*        *
*        *
*        *
**********

Enter the height: 10
Enter the width: 5
*****
*   *
*   *
*   *
*   *
*   *
*   *
*   *
*   *
*****