摘要: 按照ac题的顺序H. Making FriendsAli is trying to make his friends happier by matching them into pairs together. In the beginning, Ali has 2 ×... 阅读全文
posted @ 2018-07-28 19:48 ~~zcy 阅读(101) 评论(0) 推荐(0) 编辑
摘要: Discovering GoldYou are in a cave, a long cave! The cave can be represented by a 1 x N grid. Each cell of the cave can contain any amo... 阅读全文
posted @ 2018-07-28 11:33 ~~zcy 阅读(149) 评论(0) 推荐(0) 编辑