input: Write a python function to print each string in a list of strings.
  assert print_strings(["hello", "world"]) == ["hello", "world"]
  assert print_strings(["foo", "bar", "baz"]) == ["foo", "bar", "baz"]
  assert print_strings(["apple", "banana", "cherry"]) == ["apple", "banana", "cherry"]
output: def print_strings(strings):
      for s in strings:
          print(s)
      return strings