save project

.py

+c=lambda a:a*a
+print(c(99999))
\ No newline at end of file

snake.py

 import pygame
 from pygame import locals
+from random import *
 
 # 初始化pygame，为使用硬件做准备
 pygame.init()
@@ -19,6 +20,7 @@ down = pygame.image.load('down.png')        # 头 朝下
 
 x, y = 240, 120
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
+apple_x, apple_y = 360, 300
 
 setheading = "right"
 snake_head = right
@@ -41,7 +43,7 @@ while True:
             if event.key == locals.K_DOWN and setheading != "up":
                 setheading = 'down'
                 snake_head = down
-
+            
     # 设置贪吃蛇的头部坐标
     if setheading == "right":
         x += 30
@@ -53,6 +55,8 @@ while True:
         y += 30
     position.append((x, y))
     position.pop(0)
+    if x == apple_x and y == apple_y:
+        apple_x, apple_y = randint(0, 660), randint(0, 480)
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇的头画上去
@@ -62,7 +66,7 @@ while True:
         screen.blit(body, position[i])
 
     # 将果实画上去
-    screen.blit(food, (360, 300))
+    screen.blit(food, (apple_x, apple_y))
     # 刷新画面
     pygame.display.update()
-    FPSCLOCK.tick(3)
\ No newline at end of file
+    FPSCLOCK.tick(10)
\ No newline at end of file