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Recent questions tagged Algorithm
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algorithm - What is a non recursive solution for Fibonacci-like sequence in Java?
Given this pseudo code of a function f(0) = 1; f(1) = 3; f(n) = 3 * f(n - 1) - f(n - 2); / ... >= 2. Is there a non recursive way of doing this? See Question&Answers more detail:os...
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algorithm - C#: How to make Sieve of Atkin incremental
I don't know if this is possible or not, but I just gotta ask. My mathematical and algorithmic skills are kind ... is high enough, et cetera. See Question&Answers more detail:os...
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algorithm - Way to encrypt a single int
How can you inexpensively two-way encrypt a 32 bit int, such that every number maps to some other int in that ... a mapping table, of course. See Question&Answers more detail:os...
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algorithm
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algorithm - PHP Find All (somewhat) Unique Combinations of an Array
I've been looking at PHP array permutation / combination questions all day.. and still can't figure it out :/ ... BUT.. I need those duplicates! See Question&Answers more detail:os...
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algorithm - Planar Graph Layouts
What are some edge overlap minimization techniques when laying out a graph? (Preferably related to GraphViz) ... some avoidable edge overlaps. See Question&Answers more detail:os...
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algorithm
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algorithm - Number of paths between two nodes in a DAG
I want to find number of paths between two nodes in a DAG. O(V^2) and O(V+E) are acceptable. O(V+E) ... I don't know how. Can somebody help? See Question&Answers more detail:os...
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algorithm
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algorithm - Python pi calculation?
I am a python beginner and I want to calculate pi. I tried using the Chudnovsky algorithm because I heard that it ... 10, 100, 1000, etc. See Question&Answers more detail:os...
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Oct 17, 2021
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Technique[技术]
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algorithm
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588
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algorithm - Randomly choosing from a list with weighted probabilities
I have an array of N elements (representing the N letters of a given alphabet), and each cell of the array ... I have no problem with that. See Question&Answers more detail:os...
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Oct 17, 2021
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algorithm - Interleave array in constant space
Suppose we have an array a1, a2,... , an, b1, b2, ..., bn. The goal is to change this array to a1, ... of extra storage. How can this be done? See Question&Answers more detail:os...
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Oct 17, 2021
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Technique[技术]
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algorithm - Why do we ignore co-efficients in Big O notation?
While searching for answers relating to "Big O" notation, I have seen many SO answers such as this, this, or this ... 99N^2 along with the 500? See Question&Answers more detail:os...
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Oct 17, 2021
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algorithm - How do I find the position of matching parentheses or braces in a given piece of text?
A lot of text editors and IDEs have a feature that highlights matching parentheses, square brackets, or curly ... an illustration of nesting. See Question&Answers more detail:os...
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Oct 17, 2021
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algorithm
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algorithm - Mirror image of a binary tree
Suppose there is a tree: 1 / 2 3 / 4 5 Then the mirror image will be: 1 / 3 2 / 5 4 Assume the ... } Can someone suggest an algorithm for this? See Question&Answers more detail:os...
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Oct 17, 2021
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algorithm
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640
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algorithm - Variation on knapsack - minimum total value exceeding 'W'
Given the usual n sets of items (each unlimited, say), with weights and values: w1, v1 w2, v2 ... ... DP algorithm would be much appreciated! See Question&Answers more detail:os...
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Oct 17, 2021
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algorithm
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603
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algorithm - Regarding in-place merge in an array
I came across the following question. Given an array of n elements and an integer k where k < n. Elements ... though and need some opinion. See Question&Answers more detail:os...
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Oct 17, 2021
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algorithm - Find out which combinations of numbers in a set add up to a given total
I've been tasked with helping some accountants solve a common problem they have - given a list of transactions and ... . Thanks for your help! See Question&Answers more detail:os...
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Oct 17, 2021
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algorithm
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561
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algorithm - Why is Insertion sort better than Quick sort for small list of elements?
Isn't Insertion sort O(n^2) > Quicksort O(n log n)...so for a small n, won't the relation be the same? See Question&Answers more detail:os...
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Oct 17, 2021
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algorithm
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algorithm - Most efficient way of randomly choosing a set of distinct integers
I'm looking for the most efficient algorithm to randomly choose a set of n distinct integers, where all the ... is large. Any better solutions? See Question&Answers more detail:os...
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Oct 17, 2021
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algorithm
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algorithm - The minimum number of coins the sum of which is S
Given a list of N coins, their values (V1, V2, ... , VN), and the total sum S. Find the minimum ... just ideas where I should start. Thanks. See Question&Answers more detail:os...
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Oct 17, 2021
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algorithm
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692
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algorithm - Find all pairs of integers within an array which sum to a specified value
Design an algorithm to find all pairs of integers within an array which sum to a specified value. I have ... use to solve this efficiently? See Question&Answers more detail:os...
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Oct 17, 2021
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Technique[技术]
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algorithm
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512
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algorithm - Travelling Salesman with multiple salesmen?
I have a problem that has been effectively reduced to a Travelling Salesman Problem with multiple salesmen. I have a ... time would be 20 hours. See Question&Answers more detail:os...
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Oct 17, 2021
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Technique[技术]
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algorithm
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algorithm - how to apply binary search O(log n) on a sorted linked list?
Recently I came across one interesting question on linked list. Sorted singly linked list is given and we have to ... to the middle. Any ideas? See Question&Answers more detail:os...
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Oct 17, 2021
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Technique[技术]
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71.8m
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algorithm
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665
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1
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algorithm - what is the fastest way to find the gcd of n numbers?
what is the fastest way to compute the greatest common divisor of n numbers? See Question&Answers more detail:os...
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Oct 17, 2021
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Technique[技术]
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71.8m
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algorithm
0
votes
576
views
1
answer
algorithm - Travelling Salesman with multiple salesmen?
I have a problem that has been effectively reduced to a Travelling Salesman Problem with multiple salesmen. I have a ... time would be 20 hours. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
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深蓝
(
71.8m
points)
algorithm
0
votes
575
views
1
answer
algorithm - how to apply binary search O(log n) on a sorted linked list?
Recently I came across one interesting question on linked list. Sorted singly linked list is given and we have to ... to the middle. Any ideas? See Question&Answers more detail:os...
asked
Oct 17, 2021
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Technique[技术]
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71.8m
points)
algorithm
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votes
643
views
1
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algorithm - what is the fastest way to find the gcd of n numbers?
what is the fastest way to compute the greatest common divisor of n numbers? See Question&Answers more detail:os...
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Oct 17, 2021
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Technique[技术]
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71.8m
points)
algorithm
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462
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algorithm - Is there any fast method of matrix exponentiation?
Is there any faster method of matrix exponentiation to calculate Mn (where M is a matrix and n is an ... simple divide and conquer algorithm? See Question&Answers more detail:os...
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Oct 17, 2021
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71.8m
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algorithm
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595
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algorithm - Generating shuffled range using a PRNG rather than shuffling
Is there any known algorithm that can generate a shuffled range [0..n) in linear time and constant space (when ... any better ideas out there. See Question&Answers more detail:os...
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Oct 17, 2021
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algorithm
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algorithm - Non-Recursive Merge Sort
Can someone explain in English how does Non-Recursive merge sort works ? Thanks See Question&Answers more detail:os...
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Technique[技术]
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71.8m
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