save project

snake.py

@@ -50,6 +50,7 @@ while True:
         num2 = random.randint(1,16)
         apple_x = 30*num1-30
         apple_y = 30*num2-30
+        score += 10
     else:
         position.pop(0)
     # 设置贪吃蛇的头部坐标
@@ -61,9 +62,7 @@ while True:
         y -= 30
     else:
         y += 30
-    if x == apple_x and y == apple_y:
-        score += 10
-    if x == 660 or y == 480:
+    if x < 0 or x > 630 or y < 0 or y > 450:
         exit()
     position.append((x, y))
     # 将背景图画上去