单双循环问题的解法简介：There was a sonorous impact sound, accompanied by a slight friction of air, and a golden snake about three feet long was cut into two pieces by the sword. It twitched on the ground for a while and then stopped moving.
There was a sonorous impact sound, accompanied by a slight friction of air, and a golden snake about three feet long was cut into two pieces by the sword. It twitched on the ground for a while and then stopped moving.
