save project

snake.py

@@ -54,8 +54,8 @@ while True:
     else:
         y += 30
     if x==apple_x and y==apple_y:
-        apple_x=random.randint(1,22)*30
-        apple_y=random.randint(1,16)*30
+        apple_x=random.randint(1,21)*30
+        apple_y=random.randint(1,15)*30
     position.append((x, y))
     position.pop(0)
     # 将背景图画上去
@@ -65,7 +65,6 @@ while True:
     # 将贪吃蛇的身体画上去
     for i in range(len(position)-1):
         screen.blit(body, position[i])
-
     # 将果实画上去
     screen.blit(food, (apple_x, apple_y))
     # 刷新画面