Given a positive integer n, write a function that returns the number of set bits in it...
發(fā)簡信
IP屬地：加州
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191. Number of 1 Bits
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Implement aligned malloc
aligned means: returned memory address starts with an address that are divisible by ali...
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Implement RingBuffer
V0: basic init with given backing up buffer, reject to enqueue if full(no override), su...
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Implement memcpy
Very basic one, not handling edge cases or optimization. in C sizeof(char) == 1 by defi...
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Quick Sort
Common problems: start and end are modified during partitioning, so after the loop:star...
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146.LRU Cache
Solve this problem incrementally, don't try to get to the optimal solution in one shot....
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Sam Altman - What I Wish Someone Had Told Me
What I Wish Someone Had Told Me[https://blog.samaltman.com/what-i-wish-someone-had-told...
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Build your own hash table in C[3]
Step 3 Hash Table APIs In this implementations, hash table provides public APIs like ge...
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Build your own hash table in C[2]Step 2: hash function XOR(Exclusive or) is a logical operator that works on bits. Let’s...
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Build your own hash table in C[1]
There's a very interesting github repo called "build-your-own-x": https://github.com/co...
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2022-07-16
相向雙指針 專題一 Two Sum Two Sum III - Data structure designhttps://leetcode.com/problems/two-...
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[Week1]雙指針算法
Week1/2 刷題 （7.9 - 7.23） 復雜度理論與雙指針算法入門 必須熟練掌握的兩個排序算法 二分法 三種雙指針算法 相向雙指針(判斷回文串) 背向雙指針(最長回文...
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Computer Networking學習筆記[4]發(fā)送數(shù)據(jù) 發(fā)送數(shù)據(jù)時常用的有三個函數(shù)，分別是 write、send 和 sendmsg: 每個函數(shù)都是單獨使用的，使用的場景略有不同： 第一個函數(shù)是常見的文件寫函數(shù)，如果把 ...
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Computer Networking學習筆記[3]套接字和地址 講這幅圖的真正用意在于引入 socket 的概念，請注意，以上所有的操作，都是通過 socket 來完成的。無論是客戶端的 connect，還是服務端的 acc...
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[Huberman Lab Podcast筆記-睡眠]
Factors affecting our sleep quality AdenosineSleepiness is driven by increase of adenos...
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Computer Networking學習筆記[2]
HTTP HTTP or HyperText Transfer Protocol is the protocol at the core of the web. Object...
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Computer Networking學習筆記[1]The TCP/IP Model Transmission Control Protocol (TCP) and the Internet Protocol (IP) The...
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IPC進程間通信學習筆記[1]
進程間通信的各種模式 Pipe Message Queue Shared Memory 管道 還記得咱們最初學 Linux 命令的時候，有下面這樣一行命令： ps -ef |...