排序组成小故事
()hefeelsveryhot.hegoesup.
()it'sasunnyday.
()littlewaterdropsleepsinthelake.
()heflieshigherandhigher.
()hefallsdownintothelake.
()hebecomesveryheavy.
()thesuncomesout.hefeelswarmagain.
已知第二个是1