auto save

snake.py

@@ -17,6 +17,8 @@ left = pygame.image.load('left.png')        # 头 朝左
 up = pygame.image.load('up.png')            # 头 朝上
 down = pygame.image.load('down.png')        # 头 朝下
 
+text
+
 x, y = 240, 120
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
 apple_x = 360
@@ -54,8 +56,7 @@ while True:
     else:
         y += 30
     position.append((x, y))
-    position.pop(0)
-    if x == apple_x or apple_y == y:
+    if x == apple_x and apple_y == y:
          num1 = random.randint(1,22)
          num2 = random.randint(1,16)
          apple_x = num1*30-30
@@ -75,4 +76,4 @@ while True:
     screen.blit(food, (apple_x, apple_y))
     # 刷新画面
     pygame.display.update()
-    FPSCLOCK.tick(2)
\ No newline at end of file
+    FPSCLOCK.tick(10)
\ No newline at end of file