import java.util.Scanner;

public class Aufgabe2_lipTu {
    public static void main(String[] args) {

        Scanner sc = new Scanner(System.in);
        System.out.println("Gene Sie eine Höhe ein: ");

        int height = sc.nextInt();
        if (height > 0 && height % 4 == 0){

            int r = 1;
            int temp = height / 2;
            if (r <= temp){
                int x = temp - r;
                int row = 0;
                while (x >= 1 && x >= row){
                    for (int i = 0; i < x; i++){

                        if (row > i){
                            System.out.print(' ');
                        }else{
                            System.out.print('!');
                        }
                    }
                    x -= 1;
                    row++;

                    if (x > row) {
                        System.out.println();
                    }
                }
                while (x < temp - 1){
                    for (int i = 0; i < x; i++){

                        if (row > i){
                            System.out.print(' ');
                        }else {
                            System.out.print('!');
                        }
                    }
                    x += 1;
                    row--;
                    System.out.println();

                }
                while (x >= 1 && x >= row){
                    for (int i = 0; i < x; i++){

                        if (row > i){
                            System.out.print(' ');
                        }else{
                            System.out.print('!');
                        }
                    }
                    x -= 1;
                    row++;
                    if (x > row) {
                        System.out.println();
                    }

                }
                while (x < temp){
                    for (int i = 0; i < x; i++){
                        if (row > i){
                            System.out.print(' ');
                        }else{
                            System.out.print("!");
                        }
                    }
                    x += 1;
                    row--;
                    System.out.println();

                }
            }
        }else{
            System.out.println("Falsche Eingabe!");
        }
    }
}