import java.util.Scanner;

public class Slash {


	public static void create(int num) {

		for(int i = 0; i <= num; i++) {

			for(int j = 0; j < (i*2); j++) {
				System.out.print("\\");

			}
			for(int j = 0; j <= (num *4 ) - (i * 4) + 1; j++) {

				System.out.print("!");
			}


			for(int j = 0; j < (i*2); j++) {
				System.out.print("/");

			}
			System.out.println();

		}

	}



	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);

		System.out.println("Input Num");
		int max = sc.nextInt();

		create(max);




	}

}