Functions challenge

from time import sleep
import random


# Haiku function
def haiku():
  haiku_quote = ["Snow in my shoe", "Abandoned", "Sparrow's nest"]
  for item in haiku_quote:
    sleep(1)
    print(item)

haiku()


# Calculate area of triangle function
def cal_area():
  a = float(input("Enter the height of the triangle"))
  b = float(input("Enter the base of the triangle"))
  area = (float(a) * float(b)) / 2
  print(area)

cal_area()

# Coin flip function
def coin_flip():
  coin = random.randint(1,2)
  if (coin == 1):
    print("Heads")
  else:
    print("Tails")

coin_flip()