2015年10月30日
*Trap Rain Water
摘要： Givennnon-negative integers representing an elevation map where the width of each bar is 1, compute how much water it is able to trap after raining.Fo... 阅读全文
posted @ 2015-10-30 02:12 Hygeia 阅读(305) 评论(0) 推荐(0)
*Word Search & by using 回溯法模板
摘要： Given a 2D board and a word, find if the word exists in the grid. The word can be constructed from letters of sequentially adjacent cell, where "adjac 阅读全文
posted @ 2015-10-30 02:01 Hygeia 阅读(175) 评论(0) 推荐(0)