2015年12月2日
63.Unique Paths II
摘要： Follow up for "Unique Paths":Now consider if some obstacles are added to the grids. How many unique paths would there be?An obstacle 障碍 and empty spac... 阅读全文
posted @ 2015-12-02 16:30 ZHOU YANG 阅读(159) 评论(0) 推荐(0)
120.Triangle
摘要： Given a triangle, find the minimum path sum from top to bottom. Each step you may move to adjacent numbers on the row below.For example, given the fol... 阅读全文
posted @ 2015-12-02 15:45 ZHOU YANG 阅读(223) 评论(0) 推荐(0)