import java.util.*;

// Test whether three numbers a, b, c entered by the user
// form a pythagorean triple, that is a^2 + b^2 == c^2

class drawBox {
    public static void main(String[] args) {
	int height = 0, width = 0;
	Scanner in = new Scanner(System.in);
	
	// Ask for height and width
	System.out.print("Height: ");
	height = in.nextInt();

	System.out.print("Width: ");
	width = in.nextInt();

	// Draw the box
	drawBox(height, width);
    }

    static void drawBox(int height, int width) {
	drawTopOrBottom(width);
	drawSides(height, width);
	drawTopOrBottom(width);
    }

    static void drawTopOrBottom(int width) {
	for(int i = 0; i < width; i++) {
	    System.out.print("*");
        }
        System.out.println("");
    }

    static void drawSides(int height, int width) {
	for(int i = 0; i < (height-2); i++) {
	    System.out.print("*");
	    for(int j = 0; j < (width-2); j++) {
		System.out.print(" ");
	    }
	    System.out.println("*");
   	}
    }
}