Patterns

number =  int(input())

for row in range(number):
  print('*', end='')
  for col in range(row):
    print('*', end='')
  print()

for row in range(number - 1, 0, -1):
  print('*', end ='')
  for col in range(row - 1):
    print('*', end='')
  print()