diff --git a/snake.py b/snake.py
index 537316e..d9632fc 100644
--- a/snake.py
+++ b/snake.py
@@ -1,5 +1,6 @@
 import pygame
 from pygame import locals
+import random
 
 # 初始化pygame，为使用硬件做准备
 pygame.init()
@@ -17,11 +18,16 @@ left = pygame.image.load('left.png')        # 头 朝左
 up = pygame.image.load('up.png')            # 头 朝上
 down = pygame.image.load('down.png')        # 头 朝下
 
+neuropol=pygame.font.Font("neuropol.ttf",18)
+
 x, y = 240, 120
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
 
 setheading = "right"
 snake_head = right
+apple_x=360
+apple_y=300
+score=0
 
 while True:
     for event in pygame.event.get():
@@ -52,7 +58,20 @@ while True:
     else:
         y += 30
     position.append((x, y))
-    position.pop(0)
+    if x== apple_x and y == apple_y:
+        #apple_x=random.randint(0,660)
+        #apple_y=random.randint(0,480)
+        num1=random.randint(1,22)
+        num2=random.randint(1,16)
+        apple_x=num1*30-30
+        apple_y=num2*30-30
+        score+=10
+    else:
+        position.pop(0)
+        
+    if x<0 or x>630 or y<0 or y>450:
+        exit()
+
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇的头画上去
@@ -62,7 +81,11 @@ 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))
+
+    info="Score"+str(score)
+    text=neuropol.render(info,True,(0,0,100))
+    screen.blit(text,(540,10))
     # 刷新画面
     pygame.display.update()
     FPSCLOCK.tick(3)
\ No newline at end of file