save project

snake.py

 import pygame
+import random
 from pygame import locals
 
 # 初始化pygame，为使用硬件做准备
@@ -18,6 +19,9 @@ up = pygame.image.load('up.png')            # 头 朝上
 down = pygame.image.load('down.png')        # 头 朝下
 
 x, y = 240, 120
+i=random.randint(1,12)
+a=random.randint(1,18)
+
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
 
 setheading = "right"
@@ -52,6 +56,17 @@ while True:
     else:
         y += 30
     position.append((x, y))
+
+    if x2==x and y2==y:
+        x2=random.randint(1,12)
+        y2=random.randint(1,16)
+        x2=x2*30
+        y2=y2*30
+
+
+        
+
+
     position.pop(0)
     # 将背景图画上去
     screen.blit(background, (0, 0))
@@ -62,7 +77,7 @@ while True:
         screen.blit(body, position[i])
 
     # 将果实画上去
-    screen.blit(food, (360, 300))
+    screen.blit(food, (x2, y2))
     # 刷新画面
     pygame.display.update()
     FPSCLOCK.tick(3)
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