diff --git a/apple.png b/apple.png
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diff --git a/bg.png b/bg.png
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diff --git a/body.png b/body.png
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diff --git a/down.png b/down.png
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diff --git a/left.png b/left.png
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diff --git a/neuropol.ttf b/neuropol.ttf
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diff --git a/right.png b/right.png
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diff --git a/snake.py b/snake.py
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+++ b/snake.py
@@ -0,0 +1,82 @@
+import pygame
+from pygame import locals
+import random
+
+# 初始化pygame，为使用pygame做准备
+pygame.init()
+
+beijing = pygame.image.load("bg.png")
+right = pygame.image.load("right.png")
+left = pygame.image.load("left.png")
+up = pygame.image.load("up.png")
+down = pygame.image.load("down.png")
+foot = pygame.image.load("apple.png")
+body = pygame.image.load("body.png")
+my_font= pygame.font.Font('neuropol.ttf',18)
+screen=pygame.display.set_mode((360,300))
+screen=pygame.display.set_mode((660,480))
+FPSCLCOLCK=pygame.time.Clock()
+
+x,y=240,120
+po=[(180,90),(180,120),(210,120),(x,y)]
+apple_x=360
+apple_y=300
+sg = "right"
+snake_hand = right
+score=0
+while True:
+    for event in pygame.event.get():
+        if event.type == locals.QUIT:
+            exit()
+        elif event.type == locals.KEYDOWN:
+            if event.key == locals.K_RIGHT and sg != "left":
+                sg="right"
+                snake_hand = right
+            if event.key == locals.K_LEFT and sg != "right":
+                sg="left"
+                snake_hand = left
+            if event.key == locals.K_DOWN and sg != "up":
+                sg="down"
+                snake_hand = down
+            if event.key == locals.K_UP and sg != "down":
+                sg="up"
+                snake_hand = up
+    if sg =="right":
+        x+= 30
+    elif sg == "left":
+        x-=30
+    elif sg == "up":
+        y-=30
+    else:
+        y+=30
+
+    
+    
+
+    po.append((x,y))
+    if x==apple_x and y==apple_y:
+        num1=random.randint(1,22)
+        num2=random.randint(1,16)
+        apple_x=num1*30-30
+        apple_y=num2*30-30
+        score+=10
+    else:
+        po.pop(0)
+    if x<0 or x>630 or y<0 or y>450:
+        exit()
+    screen.blit(beijing,(0,0))
+    
+
+    screen.blit(snake_hand,po[-1])
+    for i in range(len(po)-1):
+        screen.blit(body,po[i])
+
+
+    
+
+    screen.blit(foot,(apple_x,apple_y))
+    info = "score"+str(score)
+    text = my_font.render(info,True,(0,0,0))
+    screen.blit(text,(540,10))
+    pygame.display.update()
+    FPSCLCOLCK.tick(3)
\ No newline at end of file
diff --git a/up.png b/up.png
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