2017年9月28日
[LintCode] Letter Combinations of a Phone Number
摘要： Given a digit string excluded 01, return all possible letter combinations that the number could represent. A mapping of digit to letters (just like on 阅读全文
posted @ 2017-09-28 11:39 Review->Improve 阅读(300) 评论(0) 推荐(0)
[LintCode] Permutations II
摘要： Given a list of numbers with duplicate number in it. Find all unique permutations. Have you met this question in a real interview? Yes Given a list of 阅读全文
posted @ 2017-09-28 10:15 Review->Improve 阅读(306) 评论(0) 推荐(0)
[LintCode] Permutations
摘要： Given a list of numbers, return all possible permutations. You can assume that there is no duplicate numbers in the list. Given a list of numbers, ret 阅读全文
posted @ 2017-09-28 05:47 Review->Improve 阅读(160) 评论(0) 推荐(0)
[GeeksForGeeks] Friends Pairing Problem
摘要： Given n friends, each one can remain single or can be paired up with some other friend. Each friend can be paired only once. Find out the total number 阅读全文
posted @ 2017-09-28 04:58 Review->Improve 阅读(733) 评论(0) 推荐(0)