n = int(input("Enter a number: "))
for i in range(1, n):
    for j in range(1, n-i):
        print(" ", end=" ")
    for k in range(1, i):
        if i % 2 == 0:
            print("#", end=" ")
        else:
            print("&", end=" ")
    for l in range(i, 0, -1):
        if i % 2 == 0:
            print("#", end=" ")
        else:
            print("&", end=" ")
    print()

# Coded By DHIRAJ SHELKE