save project

snake.py

@@ -18,6 +18,7 @@ body = pygame.image.load('body.png')
 
 x=240
 y=120
+position=[(180,90),(180,120),(210,120),(x,y)]
 
 
 while True:
@@ -27,14 +28,18 @@ while True:
             exit()
     x+=30
     y+=30
+    position.append((x,y))
+    position.pop(0)
+
+
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
-    screen.blit(right, (x, y))
-    # 将贪吃蛇的身体画上去
-    screen.blit(body, (210, 120))
-    screen.blit(body, (180, 120))
-    screen.blit(body, (180, 90))
+    screen.blit(right, position[-1])
+
+    for i in range(len(position)-1):
+        screen.blit(body,position[i])
+   
     # 将果实画上去
     screen.blit(food, (360, 300))
     # 刷新画面