auto save

snake.py

@@ -20,8 +20,12 @@ down = pygame.image.load('down.png')        # 头 朝下
 x, y = 240, 120
 x, y = 240, 120
 position.append((x,y))
 position.append((x,y))
 if x==apple_x and y==apple_y
 if x==apple_x and y==apple_y
-apple_x=random.randint(0,660)
-apple_y=random.randint(0,480)
+num1 = random.randint(1,22)
+num2 = random.randint(1,16)
+apple_x = num1 * 30-30
+apple_y = num2 * 30-30
+else:
+    
 setheading = "right"
 setheading = "right"
 snake_head = right
 snake_head = right