print_rhombus

n = int(input())

if n % 2 == 0:

    for a1 in range(1, (n + 1) // 2 + 1):
        for a2 in range((n + 1) // 2 - a1):
            print(" ", end="")
        for a3 in range(1, (a1 * 2) + 1):
            print("*", end="")
        print()

    for a1 in range((n + 1) // 2 + 1, n):
        for a2 in range(a1 - (n + 1) // 2):
            print(" ", end="")
        for a3 in range(1, (n + 1 - a1) * 2 - 1):
            print("*", end="")
        print()
else:

    for a1 in range(1, (n + 1) // 2 + 1):
        for a2 in range((n + 1) // 2 - a1):
            print(" ", end="")
        for a3 in range((a1 * 2) - 1):
            print("*", end="")
        print()

    for a1 in range((n + 1) // 2 + 1, n + 1):
        for a2 in range(a1 - (n + 1) // 2):
            print(" ", end="")
        for a3 in range((n + 1 - a1) * 2 - 1):
            print("*", end="")
        print()