// Print a box with the given size

public class Box4 {
	public static final int SIZE = 20;  // Class constant
	public static void main(String[]args) {
		printLine();
		printBody();
		printLine();
	}
	public static void printLine() {
		System.out.print("+");
		for (int count = 1; count <= SIZE-2; count++) {
			System.out.print("-");
		}
		System.out.println("+");
	}
	public static void printBody() {
		for (int line = 1; line <= SIZE-2; line++) {
			System.out.print("|");
			for (int count = 1; count <= SIZE-2; count++) {
				System.out.print(" ");
			}
			System.out.println("|");
		}
	}
}