2014年2月17日
Word Ladder I ,II 解题思路
摘要： Given two words (startandend), and a dictionary, find the length of shortest transformation sequence fromstarttoend, such that:Only one letter can be changed at a timeEach intermediate word must exist in the dictionaryFor example,Given:start="hit"end="cog"dict=["hot",&q 阅读全文
posted @ 2014-02-17 04:50 来自海边的一片云 阅读(255) 评论(0) 推荐(0)