2018年10月17日
198. House Robber
摘要： You are a professional robber planning to rob houses along a street. Each house has a certain amount of money stashed, the only constraint stopping yo 阅读全文
posted @ 2018-10-17 13:07 一丝清风一抹红尘 阅读(99) 评论(0) 推荐(0)
572. Subtree of Another Tree
摘要： Given two non-empty binary trees s and t, check whether tree t has exactly the same structure and node values with a subtree of s. A subtree of s is a 阅读全文
posted @ 2018-10-17 12:22 一丝清风一抹红尘 阅读(139) 评论(0) 推荐(0)
2018年10月16日
53. Maximum Subarray
摘要： Given an integer array nums, find the contiguous subarray (containing at least one number) which has the largest sum and return its sum. Example: Foll 阅读全文
posted @ 2018-10-16 17:34 一丝清风一抹红尘 阅读(135) 评论(0) 推荐(0)
2018年10月14日
720. Longest Word in Dictionary
摘要： Given a list of strings words representing an English Dictionary, find the longest word in words that can be built one character at a time by other wo 阅读全文
posted @ 2018-10-14 10:11 一丝清风一抹红尘 阅读(123) 评论(0) 推荐(0)
2018年10月12日
70. Climbing Stairs
摘要： You are climbing a stair case. It takes n steps to reach to the top. Each time you can either climb 1 or 2 steps. In how many distinct ways can you cl 阅读全文
posted @ 2018-10-12 16:42 一丝清风一抹红尘 阅读(129) 评论(0) 推荐(0)
118. Pascal's Triangle
摘要： Given a non-negative integer numRows, generate the first numRows of Pascal's triangle. In Pascal's triangle, each number is the sum of the two numbers 阅读全文
posted @ 2018-10-12 16:00 一丝清风一抹红尘 阅读(124) 评论(0) 推荐(0)
21. Merge Two Sorted Lists
摘要： Merge two sorted linked lists and return it as a new list. The new list should be made by splicing together the nodes of the first two lists. Example: 阅读全文
posted @ 2018-10-12 15:39 一丝清风一抹红尘 阅读(235) 评论(0) 推荐(0)
844. Backspace String Compare
摘要： Given two strings S and T, return if they are equal when both are typed into empty text editors. # means a backspace character. Example 1: Input: S = 阅读全文
posted @ 2018-10-12 14:32 一丝清风一抹红尘 阅读(337) 评论(0) 推荐(0)
836. Rectangle Overlap
摘要： A rectangle is represented as a list [x1, y1, x2, y2], where (x1, y1) are the coordinates of its bottom-left corner, and (x2, y2) are the coordinates 阅读全文
posted @ 2018-10-12 12:25 一丝清风一抹红尘 阅读(209) 评论(0) 推荐(0)
2018年10月11日
121. Best Time to Buy and Sell Stock
摘要： Say you have an array for which the ith element is the price of a given stock on day i. If you were only permitted to complete at most one transaction 阅读全文
posted @ 2018-10-11 19:21 一丝清风一抹红尘 阅读(96) 评论(0) 推荐(0)