input: Write a function to compare two numbers and print the comparison result. The function takes two parameters: 'x' and 'y'. It should print "x is greater than y" when x is greater than y, otherwise it should print "y is greater than or equal to x".
  assert print_comparison(5, 3) == None
  assert print_comparison(3, 5) == None
  assert print_comparison(5, 5) == None
output: def print_comparison(x, y):
      if x > y:
          print("x is greater than y")
      else:
          print("y is greater than or equal to x")