2017年3月10日
222. Count Complete Tree Nodes
摘要： Given a complete binary tree, count the number of nodes. Definition of a complete binary tree from Wikipedia:In a complete binary tree every level, ex 阅读全文
posted @ 2017-03-10 21:36 Tsunami_lj 阅读(95) 评论(0) 推荐(0) 编辑
209. Minimum Size Subarray Sum
摘要： Given an array of n positive integers and a positive integer s, find the minimal length of a contiguous subarray of which the sum ≥ s. If there isn't 阅读全文
posted @ 2017-03-10 16:30 Tsunami_lj 阅读(97) 评论(0) 推荐(0) 编辑
102. Binary Tree Level Order Traversal
摘要： Given a binary tree, return the level order traversal of its nodes' values. (ie, from left to right, level by level). For example:Given binary tree [3 阅读全文
posted @ 2017-03-10 13:00 Tsunami_lj 阅读(126) 评论(0) 推荐(0) 编辑