def print_christmas_tree(height):
for i in range(1, height + 1):
print(" " * (height - i), end="")
print("*" * (2 * i - 1))
for _ in range(2):
print(" " * (height - 1) + "|")
tree_height = 7
print_christmas_tree(tree_height)
for i in range(1, height + 1):
print(" " * (height - i), end="")
print("*" * (2 * i - 1))
for _ in range(2):
print(" " * (height - 1) + "|")
tree_height = 7
print_christmas_tree(tree_height)