2023 春节记忆 老家的雪在年三十前就铺满了大地，而在厦门这座南方小城，却百花齐放、暖阳高照。 今年因为小宝宝出生，连续两年没回老家，由于无人带娃，年的记忆就和家里的大宝小宝们交织在一起。 压岁钱 不得不说，现在的红包是越来越好看了： 我小时候可收不到这么好看（长）的红包😌 压岁钱的寓意是辟邪驱鬼，帮助小孩平安过年，并祝愿他们能够在新的一年里平平安安。我家大宝理解了这份寓意，给我们制作了一个... 2023-01-281 min read
ARTS #188 | 新年快乐 Algorithm 本周选择的算法题是：Subarray Sums Divisible by K。 规则 Given an integer array nums and an integer k, return the number of non-empty subarrays that have a sum divisible by k. A subarray is a con... 2023-01-227 min read
ARTS #187 | 喂天鹅 Algorithm 本周选择的算法题是：Longest Path With Different Adjacent Characters。 规则 You are given a tree (i.e. a connected, undirected graph that has no cycles) rooted at node 0 consisting of n nodes numb... 2023-01-157 min read
ARTS #186 | 阳康了 Algorithm 本周选择的算法题是：Maximum Ice Cream Bars。 规则 It is a sweltering summer day, and a boy wants to buy some ice cream bars. At the store, there are n ice cream bars. You are given an array cost... 2023-01-084 min read
ARTS #185 | 圣诞展览 Algorithm 本周选择的算法题是：Walking Robot Simulation II。 规则 A width x height grid is on an XY-plane with the bottom-left cell at (0, 0) and the top-right cell at (width - 1, height - 1). The grid is a... 2022-12-2515 min read
ARTS #184 | 以后就是四口之家了 Algorithm 本周选择的算法题是：Maximum Difference Between Node and Ancestor。 规则 Given the root of a binary tree, find the maximum value v for which there exist different nodes a and b where v = |a.val - b.... 2022-12-163 min read
ARTS #183 Algorithm 本周选择的算法题是：Minimum Average Difference。 规则 You are given a 0-indexed integer array nums of length n. The average difference of the index i is the absolute difference between the average... 2022-12-0410 min read
ARTS #182 Algorithm 本周选择的算法题是：Maximum Profit in Job Scheduling。 规则 We have n jobs, where every job is scheduled to be done from startTime[i] to endTime[i], obtaining a profit of profit[i]. You’re given t... 2022-11-275 min read
ARTS #181 Algorithm 本周选择的算法题是：Ugly Number。 规则 An ugly number is a positive integer whose prime factors are limited to 2, 3, and 5. Given an integer n, return true if n is an ugly number. Example 1: Inp... 2022-11-204 min read
ARTS #180 Algorithm 本周选择的算法题是：Maximum 69 Number。 规则 You are given a positive integer num consisting only of digits 6 and 9. Return the maximum number you can get by changing at most one digit (6 becomes ... 2022-11-133 min read