auto save

snake.py

@@ -53,7 +53,6 @@ while True:
     else:
     else:
         y += 30
         y += 30
     position.append((x, y))
     position.append((x, y))
-    position.pop(0)
     # 将背景图画上去
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
     # 将贪吃蛇的头画上去
     # 将贪吃蛇的头画上去
@@ -62,8 +61,12 @@ while True:
     for i in range(len(position)-1):
     for i in range(len(position)-1):
         screen.blit(body, position[i])
         screen.blit(body, position[i])
     if dejecta_x==x and dejecta_y==y:
     if dejecta_x==x and dejecta_y==y:
-        dejecta_x=random.randint(0,660)
-        dejecta_y=random.randint(0,660)
+        num1=random.randint(0,21)
+        num2=random.randint(0,15)
+        dejecta_x=numn1*30
+        dejecta_y=numn2*30
+    else:
+        position.pop(0)
     # 将果实画上去
     # 将果实画上去
     screen.blit(food, (dejecta_x, dejecta_y))
     screen.blit(food, (dejecta_x, dejecta_y))
     # 刷新画面
     # 刷新画面