save project

snake.py

 import pygame
 from pygame import locals
+import random
 
 # 初始化pygame，为使用硬件做准备
 pygame.init()
@@ -17,12 +18,21 @@ right = pygame.image.load('right.png')
 up= pygame.image.load('up.png')
 down = pygame.image.load('down.png')
 x,y=210,120
+a,b=300,360
 zuobiao=[(180,90),(180,120),(210,120),(x,y)]
 setheading="right"
 zaoxin=right
 while True:
-    zuobiao.append((x,y))
+    if x==a and y== b:
+        a=random.randint(0,630)
+        b=random.randint(0,450)
+        cctv=a%30
+        a=a-cctv
+        ccttv=b%30
+        b=b-ccttv
+    else:
         zuobiao.pop(0)        
+    zuobiao.append((x,y))
     for event in pygame.event.get():
         if event.type == locals.QUIT:
             exit()
@@ -47,11 +57,10 @@ while True:
         x-=30
     if setheading=="right":
         x+=30
-
     screen.blit(background, (0, 0))
+    screen.blit(food, (a, b))
     screen.blit(zaoxin, zuobiao[-1])
-    screen.blit(food, (360, 300))
     for i in range(len(zuobiao)-1):
         screen.blit(body,zuobiao[i])
     pygame.display.update()
-    FPSLOCK.tick(25)
\ No newline at end of file
+    FPSLOCK.tick(5)
\ No newline at end of file