Answer:
if __name__ == '__main__':
  user_input = input()  # read name
  name = user_input.split()  # split name into separate words
  if len(name) == 3:  # if number of words in name is 3
    print(name[2] + ", " + name[0][0] + "." + name[1][0] + ".")
  elif len(name) == 2:  # if number of words in name is 2
    print(name[1] + ", " + name[0][0] + ".")
Explanation:
The code is written in "Python".
