text: num_rows = int(input("Enter the number of rows"))
  k = 0
  for i in range(1, num_rows + 1):
  for j in range (1, (num_rows - i) + 1):
  print(end = " ")
  while k != (2 * i - 1):
  print("*", end = "")
  k = k + 1
  k = 0
  print()
  k = 2
  m = 1
  for i in range(1, num_rows):
  for j in range (1, k):
  print(end = " ")
  k = k + 1
  while m <= (2 * (num_rows - i) - 1):
  print("*", end = "")
  m = m + 1
  m = 1
  print()
  