2017年1月17日
419. 战船的数量 Battleships in a Board
摘要： Given an 2D board, count how many different battleships are in it. The battleships are represented with 'X's, empty slots are represented with '.'s. You may assume the following rules:You receive a va... 阅读全文
posted @ 2017-01-17 23:14 xiejunzhao 阅读(119) 评论(0) 推荐(0)