Fibonacci numbers
Dry Fibonacci numbers, usually denoted by F(n), form a sequence called the Fibonacci sequence. The sequence starts with 0 and 1, and each successive digit...
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Tag: algorithm
Quicksort & Hill Sort (Step size sequence)
December 8, 2023
by 梁信宏
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Quicksort is a special sorting method compared to the previous sorting method. Principle: 1, Select an pivot element from the sequence (pivot element), assuming 0...
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Using dichotomy to find the best alternative | Python Theme month
December 8, 2023
by Krystal Middleton
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This is "1818. Absolute Difference sum" on LeetCode, with medium difficulty. Tag: binary search
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Algorithm tip 3: solve binary search
December 7, 2023
by Raewyn Buchanan
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Recently, I want to sort out my experience of brush algorithm. On the one hand, I want to review and consolidate. On the other hand,...
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Algorithm encountered in the work (1) formatting sort
December 7, 2023
by Kanav Sen
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I have been brushing Leetcode and doing so many algorithms before, but I always feel that there is no use for it. I don't know...
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14. Longest public prefix
December 7, 2023
by Antonio Robertson PhD
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Leetcode -(14) the longest common prefix, only one solution, take the first record, split the first record into multiple strings and compare them with the...
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Front-end algorithm must brush series [92]
December 7, 2023
by Ashley Johnson
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This is the 26th day of my participation in the August Gwen Challenge. Search for find-the-duplicate-number tag medium topic Leetcode portal given a containing N
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PAT serie b 1047
December 7, 2023
by Stephanie Parks
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Title programming team competition rules are: each team consists of a number of members; All team members compete independently; A team's results are the sum...
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[LeetCode155 topic minimum stack] | punch brush
December 7, 2023
by Kathy Manning
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😄😄 Design a stack that supports push, pop, and top operations, and can retrieve the smallest elements in constant time. Push (x) -- Push element...
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Offer 45 46
December 7, 2023
by Saira Mahal
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This is the 22nd day of my participation in The August Wenwen Challenge. Enter an array of non-negative integers. Concatenate all the numbers in the...
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[LeetCode70. Climb the stairs] [simple] | punch brush
December 7, 2023
by 劉雅芳
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You are climbing stairs. It takes n steps to get to the top. You can climb one or two steps at a time. How many...
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Order routine and deserialization of binary trees
December 7, 2023
by Hazel Sanghvi
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Binary tree deserialization tree deserialization tree deserialization tree deserialization tree deserialization tree deserialization tree deserialization tree deserialization tree deserialization tree deserialization tree deserialization tree deserialization...
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Analysis of quicksort process
December 7, 2023
by 張心怡
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The principle of brief analysis process quicksort is to set a kind of intermediate reference value. By comparing this baseline value, groups larger than this...
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Summary of ten classic Sorting algorithms (Selective Sorting)
December 7, 2023
by Paula Eglinton
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Selection Sort is one of the most stable sorting algorithms because whatever data goes in is O(n^2^) time.
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Offer 42. Maximum sum of contiguous subarrays
December 7, 2023
by William Ortiz
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Leetcode -- offer 42 -- offer 42 -- offer 42 -- offer 42 -- offer 42 -- Offer 42 -- Offer 42 -- Offer 42...
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Algorithm – Circular linked list
December 7, 2023
by Juan Young
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This is the sixth day of my participation in the more text challenge. Activity details: More text challenge Given a linked list, determine whether there...
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Codeforces Round #674 (Div. 3
December 7, 2023
by Christine Hughes
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$n $less than $3 $is the first layer, otherwise, minus the first layer of the first $2 $, the answer is $1 + \ frac...
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Python Matplotlib draws pie charts
December 7, 2023
by Eshani Sule
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```def Plo2class(Dir,title): New_Dir=Dir.copy() Null_List=[] for k in New_Dir: if(New_Dir[k]==0): Nu
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101. Symmetric binary tree ‘use of queue, recursive realization of binary tree judgment
December 7, 2023
by Christian Campbell
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In recursion, mirror symmetry is realized. The left and right sides are equal. The left and right subtrees are equal. Left subtrees are equal to...
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There are several methods of face detection? What are the research difficulties?
December 7, 2023
by Hazel Sims
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Face detection is a difficult computer vision problem. Mainly because the face is a dynamic object, its appearance has a high degree of variability. Face...
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LeetCode49 – most architectural practice series sequence and | algorithm
December 7, 2023
by Arhaan Chowdhury
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This is the 23rd day that I participated in the August more text challenge, activity more text challenge preface today comes a processing array algorithm...
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3. The oldest string without repeating characters
December 7, 2023
by Simon Rose
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Hello everyone, I am a programming bear, today is the third day of LeetCode's daily problem, learning LeetCode's third problem, "The oldest string without repeating...
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Elliptic curve encryption algorithm
December 7, 2023
by Cynthia Rodgers
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Elliptic Curve Cryptography (ECC) is an algorithm for establishing public-key encryption, also known as asymmetric encryption. Similar to RSA, ElGamal algorithm and so on. ECC...
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The sum of two Numbers
December 7, 2023
by Daniel Walters
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Given an array of integers nums and a target value target, find the two integers in the array and return their array subscripts. You can...
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Graph shortest path algorithm -Dijkstra algorithm
December 7, 2023
by Dr. Carol Jones
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Dijkstra's full name is Edsger Wybe Dijkstra, Dijkstra algorithm is invented by Dijkstra himself to find graph shortest path algorithm, Chinese name is Dijkstra algorithm.
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Streamlit: A tool for algorithm engineers to quickly write demos
December 7, 2023
by 楊冠霖
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Using the Streamlit framework, demo pages can be built quickly and algorithmic engineers can write elegant demo pages using only Python.
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Algorithm introduction four bucket sorting
December 7, 2023
by 馬柏翰
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Bucket sort Counting sort (based on statistics) requires that the data is limited and depends on the state of the data. For example, for 200...
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DP dynamic programming — Characteristics & Solution
December 7, 2023
by 張承翰
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Dynamic Programming Dynamic Programming (DP) is the process of solving the optimization of the decision process by decomposing the original problem into relatively simple subproblems
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LeetCode Daily Exercise (Key elements)
December 7, 2023
by Stephen Godfrey-Curtis
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"This article has participated in the call for good writing activities, click to view: the back end, the big front end double track submission, 20,000...
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Algorithm summary – direct selection sort
December 7, 2023
by Bobby Rangel
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Direct selection sort is a kind of selection sort, is a simple sorting method, according to the definition of encyclopedia, its basic idea is: the...
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