save project

snake.py

@@ -57,9 +57,11 @@ while True:
     if x == (apple_x*30) and y == (apple_y*30):
     if x == (apple_x*30) and y == (apple_y*30):
         apple_x = random.randint(0,21)
         apple_x = random.randint(0,21)
         apple_y = random.randint(0,15)
         apple_y = random.randint(0,15)
+        if ((apple_x*30),(apple_y830)) in position:
     
     
-    position.append((x, y))
+    else:
         position.pop(0)
         position.pop(0)
+    position.append((x, y))
     # 将背景图画上去
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
     # 将贪吃蛇的头画上去
     # 将贪吃蛇的头画上去