save project

snake.py

@@ -62,11 +62,11 @@ while True:
         num2 = random.randint(1,16)
         num2 = random.randint(1,16)
         apple_x = 30*num1-30
         apple_x = 30*num1-30
         apple_y = 30*num2-30
         apple_y = 30*num2-30
-        score = score + 10
+        score = random.randint(-100,200)
     else:
     else:
         position.pop(0)
         position.pop(0)
     # 将背景图画上去
     # 将背景图画上去
-    if x < 0 or x > 630 or y < 0 or y > 450:
+    if x < 0 or x > 630 or y < 0 or y > 450 or score < -40:
         exit()
         exit()
     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