2015年6月16日
[LeetCode] Letter Combinations of a Phone Number
摘要： Well, a typical backtracking problem. Make sure you are clear with the following three problems:What is a partial solution and when is it finished? --... 阅读全文
posted @ 2015-06-16 23:57 jianchao-li 阅读(250) 评论(0) 推荐(0) 编辑
[LeetCode] Combinations
摘要： A typical backtracking problem. For any backtracking problem, you need to be think about three ascepts:What is a partial solution and when is it finis... 阅读全文
posted @ 2015-06-16 23:45 jianchao-li 阅读(178) 评论(0) 推荐(0) 编辑