input: Write a function to modify the given Python program so that it prints 'Happy Holidays' 10 times. The original program prints 'Hello World' 10 times. The function should take no arguments and should not return any value.
  assert modify_program()==None
  for i in range(10):
      assert captured_output[i]=='Happy Holidays'
output: def modify_program():
      for i in range(10):
          print('Happy Holidays')