new_contents: import pygame
  import sys
  from pygame.locals import *
  
  # Define constants
  width = 480
  height = 480
  white = (255, 255, 255)
  black = (0, 0, 0)
  
  # Initialize pygame
  pygame.init()
  
  # Create a screen
  screen = pygame.display.set_mode((width, height))
  
  # Create a clock
  clock = pygame.time.Clock()
  
  # Load images
  x_img = pygame.image.load('x.png').convert()
  o_img = pygame.image.load('o.png').convert()
  
  # Draw background
  pygame.draw.rect(screen, white, (0, 0, width, height))
  pygame.draw.line(screen, black, (width/3, 0), (width/3, height), 5)
  pygame.draw.line(screen, black, (2*width/3, 0), (2*width/3, height), 5)
  pygame.draw.line(screen, black, (0, height/3), (width, height/3), 5)
  pygame.draw.line(screen, black, (0, 2*height/3), (width, 2*height/3), 5)
  
  # Update screen with background
  pygame.display.flip()
  
  turn = 1
  board = [[0, 0, 0], [0, 0, 0], [0, 0, 0]]
  
  def change_player():
      global turn
      if turn == 1:
          turn = 2
      else:
          turn = 1
  
  def add_image_to_screen(v_idx, h_idx):
      global turn
      if turn == 1:
          img = x_img
      else:
          img = o_img
  
      position = (h_idx * width / 3 + 5, v_idx * height / 3 + 5)
      
      screen.blit(img, position)
  
  def check_for_victory():
      for row in board:
          if row[0] == row[1] and row[1] == row[2] and row[0] != 0:
              return row[0]
      for i in range(3):
          if board[0][i] == board[1][i] and board[1][i] == board[2][i] and board[0][i] != 0:
              return board[0][i]
  
      if board[0][0] == board[1][1] and board[1][1] == board[2][2] and board[0][0] != 0:
          return board[0][0]
  
      if board[0][2] == board[1][1] and board[1][1] == board[2][0] and board[0][2] != 0:
          return board[0][2]
  
      return 0
  
  def check_for_draw():
      for row in board:
          for square in row:
              if square == 0:
                  return False
      return True
  
  def print_text(text):
      font = pygame.font.SysFont('Arial', 20)
      rendered_text = font.render(text, True, black, white)
      screen.blit(rendered_text, (200, 200))
  
  def print_winner(winner):
      print_text("Player {} won!".format(winner))
  
  def print_draw():
      print_text("Draw!")
  
  def click(x, y):
      print(y)
      print(x)
      vertical_idx = y / (height/3)
      horizontal_idx = x / (width/3)
      print(vertical_idx)
      print(horizontal_idx)
      
      if board[vertical_idx][horizontal_idx] > 0:
          return
      
      board[vertical_idx][horizontal_idx] = turn
      
      add_image_to_screen(vertical_idx, horizontal_idx)
      
      winner = check_for_victory()
      if winner > 0:
          print_winner(winner)
          return
  
      draw = check_for_draw()
      if draw:
          print_draw()
          return
      
      change_player()
      return
  
  while True:
      # Process events that happened since the last iteration
      for event in pygame.event.get():
          # Process quitting
          if event.type == QUIT:
              pygame.quit()
              sys.exit()
          # Process a mouse click
          elif event.type == MOUSEBUTTONUP:
              x, y = event.pos
              click(x, y)
              pygame.display.flip()
              clock.tick(30)
  
subject: Add tictactoe game