145 - Daily Interview Problem: Merge List Of Number Into Ranges - merge-list-of-number-into-ranges.txt.txt

Hi, here's your problem today. This problem was recently asked by Facebook:

Given a sorted list of numbers, return a list of strings that represent all of the consecutive numbers.

Example:
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 77152 Views, 48905 Search Bots | 98 Words

146 - Daily Interview Problem: Reverse Words in a String - reverse-words-in-a-string.txt.txt

Hi, here's your problem today. This problem was recently asked by Facebook:

Given a string, you need to reverse the order of characters in each word within a sentence while still preserving whitespace and initial word order.

Example 1:
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 78867 Views, 30786 Search Bots | 102 Words

147 - Daily Interview Problem: Room scheduling - room-scheduling.txt.txt

Hi, here's your problem today. This problem was recently asked by Google:

You are given an array of tuples (start, end) representing time intervals for lectures. The intervals may be overlapping. Return the number of rooms that are required.

For example. [(30, 75), (0, 50), (60, 150)] should return 2.
Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 78827 Views, 25689 Search Bots | 43 Words

148 - Daily Interview Problem: Running Median - running-median.txt.txt

Hi, here's your problem today. This problem was recently asked by Google:

You are given a stream of numbers. Compute the median for each new element .

Eg. Given [2, 1, 4, 7, 2, 0, 5], the algorithm should output [2, 1.5, 2, 3.0, 2, 2, 2]
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 77800 Views, 24720 Search Bots | 49 Words

149 - Daily Interview Problem: Group Words that are Anagrams - group-words-that-are-anagrams.txt.txt

Hi, here's your problem today. This problem was recently asked by AirBNB:

Given a list of words, group the words that are anagrams of each other. (An anagram are words made up of the same letters).

Example:
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 77486 Views, 26030 Search Bots | 77 Words

150 - Daily Interview Problem: Minimum Removals for Valid Parenthesis - minimum-removals-for-valid-parenthesis.txt.txt

Hi, here's your problem today. This problem was recently asked by Uber:

You are given a string of parenthesis. Return the minimum number of parenthesis that would need to be removed in order to make the string valid. "Valid" means that each open parenthesis has a matching closed parenthesis.

Example:
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 78244 Views, 27366 Search Bots | 74 Words

151 - Daily Interview Problem: Find the Number of Islands - find-the-number-of-islands.txt.txt

Hi, here's your problem today. This problem was recently asked by LinkedIn:

Given a 2-dimensional grid consisting of 1's (land blocks) and 0's (water blocks), count the number of islands present in the grid. The definition of an island is as follows:
1.) Must be surrounded by water blocks.
2.) Consists of land blocks (1's) connected to adjacent land blocks (either vertically or horizontally).
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 76867 Views, 26712 Search Bots | 125 Words

152 - Daily Interview Problem: Largest BST in a Binary Tree - largest-bst-in-a-binary-tree.txt.txt

Hi, here's your problem today. This problem was recently asked by Twitter:

You are given the root of a binary tree. Find and return the largest subtree of that tree, which is a valid binary search tree.

Here's a starting point:
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 76696 Views, 35870 Search Bots | 118 Words

153 - Daily Interview Problem: 3 Sum - 3-sum.txt.txt

Hi, here's your problem today. This problem was recently asked by Twitter:

Given an array, nums, of n integers, find all unique triplets (three numbers, a, b, & c) in nums such that a + b + c = 0. Note that there may not be any triplets that sum to zero in nums, and that the triplets must not be duplicates.

Example:
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 78921 Views, 23860 Search Bots | 92 Words

154 - Daily Interview Problem: Word Ordering in a Different Alphabetical Order - word-ordering-in-a-different-alphabetical-order.txt.txt

Hi, here's your problem today. This problem was recently asked by Apple:

Given a list of words, and an arbitrary alphabetical order, verify that the words are in order of the alphabetical order.

Example:
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 77542 Views, 33063 Search Bots | 107 Words

155 - Daily Interview Problem: Sort Colors - sort-colors.txt.txt

Hi, here's your problem today. This problem was recently asked by Apple:

Given an array with n objects colored red, white or blue, sort them in-place so that objects of the same color are adjacent, with the colors in the order red, white and blue.

Here, we will use the integers 0, 1, and 2 to represent the color red, white, and blue respectively.
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 77863 Views, 23671 Search Bots | 118 Words

156 - Daily Interview Problem: Reconstrunct Binary Tree from Preorder and Inorder Traversals - reconstrunct-binary-tree-from-preorder-and-inorder-traversals.txt.txt

Hi, here's your problem today. This problem was recently asked by Microsoft:

You are given the preorder and inorder traversals of a binary tree in the form of arrays. Write a function that reconstructs the tree represented by these traversals.

Example:
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 77025 Views, 40976 Search Bots | 164 Words

157 - Daily Interview Problem: Count Number of Unival Subtrees - count-number-of-unival-subtrees.txt.txt

Hi, here's your problem today. This problem was recently asked by Microsoft:

A unival tree is a tree where all the nodes have the same value. Given a binary tree, return the number of unival subtrees in the tree.

For example, the following tree should return 5:
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, 算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 78101 Views, 27558 Search Bots | 135 Words

158 - Daily Interview Problem: Longest Substring With K Distinct Characters - longest-substring-with-k-distinct-characters.txt.txt

Hi, here's your problem today. This problem was recently asked by Amazon:

You are given a string s, and an integer k. Return the length of the longest substring in s that contains at most k distinct characters.

For instance, given the string:
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Top | Category: Computing | Comments (0) | Tags: 每日算法题, Longest Substring With K Distinct Characters算法, 数据结构, 面试题, Daily Interview Problem, Data Structures and Algorithms, Computer Programming, Python, | English | 76018 Views, 42024 Search Bots | 94 Words

159 - 2019年十大网络用语发布 - best-10-network-phrases-2019.txt.txt

12月2日，据教育部官网显示，国家语言资源监测与研究中心发布了“2019年度十大网络用语”。本次发布的十个网络用语依次为：不忘初心；道路千万条，安全第一条；柠檬精；好嗨哟；是个狼人；雨女无瓜；硬核；996；14亿护旗手；断舍离。

　　据悉，“2019年十大网络用语”是基于国家语言资源监测语料库（网络媒体部分），采用“以智能信息处理技术为主，以人工后期微调为辅”的方式提取获得的。监测语料库包含了代表性网络论坛、网络新闻、博客等不同媒体形式的海量年度语言资源，用数据反映了年度流行网络用语的使用情况。其中，本次发布所涉及的网络论坛部分的数据就包含了超过40万个帖子，字符数超过5亿。

　　“2019年十大网络用语”解读
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Top | Category: Funny Stuffs | Comments (0) | Tags: 网络用语, 2019, Top 10 Network Phrases, | 中文 | 84290 Views, 25093 Search Bots | 983 Characters

160 - 一个公司即将要倒闭的征兆是什么？ - when-a-company-is-about-to-fall.txt.txt

1、如果是小公司，你很明显就可以看出来。

比如工资突然拖欠，客户开始流失，你做的事情开始减少。

老板开始三天两头抓考勤，你迟到一分钟他可以训你一个小时。
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Top | Category: Q & A | Comments (0) | Tags: 公司, 倒闭, 征兆, Company, Collapse, | 中文 | 80082 Views, 27693 Search Bots | 1285 Characters