2017年9月13日
LeetCode—— Partition Equal Subset Sum
摘要： Question Given a non empty array containing only positive integers, find if the array can be partitioned into two subsets such that the sum of element 阅读全文
posted @ 2017-09-13 19:30 清水汪汪 阅读(182) 评论(0) 推荐(0)
LeetCode——Unique Binary Search Trees II
摘要： Question Given an integer n, generate all structurally unique BST's (binary search trees) that store values 1...n. For example, Given n = 3, your prog 阅读全文
posted @ 2017-09-13 16:08 清水汪汪 阅读(127) 评论(0) 推荐(0)
LeetCode——Is Subsequence
摘要： Question Given a string s and a string t, check if s is subsequence of t. You may assume that there is only lower case English letters in both s and t 阅读全文
posted @ 2017-09-13 14:24 清水汪汪 阅读(146) 评论(0) 推荐(0)
LeetCode——Unique Binary Search Trees
摘要： Question Given n, how many structurally unique BST's (binary search trees) that store values 1...n? For example, Given n = 3, there are a total of 5 u 阅读全文
posted @ 2017-09-13 14:19 清水汪汪 阅读(140) 评论(0) 推荐(0)