Trapping Rain Water II
摘要:
Given n x m non-negative integers representing an elevation map 2d where the area of each cell is 1 x 1, compute how much water it is able to trap aft 阅读全文
posted @ 2016-08-27 16:54 Sheryl Wang 阅读(152) 评论(0) 推荐(0) 编辑