persistent codeants

摘要： DescriptionThere is a fire in LTR ’ s home again. The fire can destroy all the things intseconds, so LTR has to escape intseconds. But there are some jewels in LTR ’ s rooms, LTR love jewels very much so he wants to take his jewels as many as possible before he goes to the exit. Assume that theith r 阅读全文

摘要： DescriptionAlice is exploring the wonderland, suddenly she fell into a hole, when she woke up, she found there areb - a+ 1 treasures labledafrombin front of her.Alice was very excited but unfortunately not all of the treasures are real, some are fake.Now we know a treasure lablednis real if and only 阅读全文