Train the trainers

jury = int(input())
press_count = 0
total = 0

while True:
  press = input()
  if press == "Finish":
    print(f"Student's final assessment is {(total / (press_count * jury)):.2f}.")
    break
  else:
    press_count += 1
    press_score = 0
    for i in range(jury):
      score = float(input())
      press_score += score
    press_avr = press_score / jury
    total += press_score
    print(f"{press} - {press_avr:.2f}.")