n = int(input())

star = 1
length = n
mid_dash = 1
if n % 2 == 0:
    star += 1
    mid_dash += 1
dash = length - star
dash_left_right = int(dash / 2)
print("-" * dash_left_right + "*" * star + "-" * dash_left_right)

high = int((n - 1) / 2)
out_dash = length - mid_dash - 2

for i in range(1, high + 1):
    out_dash_left_right = int(out_dash / 2)
    print("-" * out_dash_left_right + "*" + "-" * mid_dash + "*" + "-" * out_dash_left_right)
    mid_dash += 2
    out_dash -= 2

floor_dash = 2

floor_middle_dash = length - floor_dash - 2
for j in range(1, high):
    floor_dash_left_right = int(floor_dash / 2)
    print("-" * floor_dash_left_right + "*" + "-" * floor_middle_dash + "*" + "-" * floor_dash_left_right)
    floor_dash += 2
    floor_middle_dash -= 2

if n == 1 or n == 2:
    pass
else:
    print("-" * dash_left_right + "*" * star + "-" * dash_left_right)