摘要: 标题:Unique Paths II通过率:28%难度:中等Follow up for "Unique Paths":Now consider if some obstacles are added to the grids. How many unique paths would there be... 阅读全文
posted @ 2015-03-05 11:35 pku_smile 阅读(127) 评论(0) 推荐(0) 编辑
摘要: 标题:Unique Paths通过率:32.6% 难度:中等A robot is located at the top-left corner of amxngrid (marked 'Start' in the diagram below).The robot can only move e... 阅读全文
posted @ 2015-03-05 11:32 pku_smile 阅读(125) 评论(0) 推荐(0) 编辑