Recent questions tagged algorithm

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1.1k views

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algorithm - Given an XOR and SUM of two numbers, how to find the number of pairs that satisfy them?

I think the question may be a bit confusing. So, I'll try to explain it first. Let's say the XOR ... or explain their solution, please help. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.0k views

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algorithm - Given an XOR and SUM of two numbers, how to find the number of pairs that satisfy them?

I think the question may be a bit confusing. So, I'll try to explain it first. Let's say the XOR ... or explain their solution, please help. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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874 views

1 answer

algorithm - Generate a list of all unique Tic Tac Toe boards

I would like to generate a text file containing all 19,683 Tic-Tac-Toe board layouts in the structure of 0 = ... CPU time which is another plus. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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831 views

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algorithm - Find all triplets in array with sum less than or equal to given sum

This was recently asked to a friend in an interview and we do not know of any solution other than the simple O(n3) one. ... arr[j] + arr[k] <= S See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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828 views

1 answer

algorithm - How to calculate the angle of a vector from the vertical?

Im trying to find out the angle (in degrees) between two 2D vectors. I know I need to use trig but I' ... title and the question was confusing. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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892 views

1 answer

algorithm - Topological sort to find the number of paths to t

I have to develop an O(|V|+|E|) algorithm related to topological sort which, in a directed acyclic graph ( ... work with another point of view. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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844 views

1 answer

algorithm - Finding Center of The Tree

I have a question which is part of my program. For a tree T=(V,E) we need to find the node v in the tree ... on how i can fit into my program. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.0k views

1 answer

algorithm - Crossover operator for permutations

i'm trying to solve the problem of crossover in genetic algorithm on my permutations. Let's say I have two ... I get children of these two? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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947 views

1 answer

algorithm - Given an XOR and SUM of two numbers, how to find the number of pairs that satisfy them?

I think the question may be a bit confusing. So, I'll try to explain it first. Let's say the XOR ... or explain their solution, please help. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

778 views

1 answer

algorithm - Generate a list of all unique Tic Tac Toe boards

I would like to generate a text file containing all 19,683 Tic-Tac-Toe board layouts in the structure of 0 = ... CPU time which is another plus. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

943 views

1 answer

algorithm - Find all triplets in array with sum less than or equal to given sum

This was recently asked to a friend in an interview and we do not know of any solution other than the simple O(n3) one. ... arr[j] + arr[k] <= S See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

797 views

1 answer

algorithm - How to calculate the angle of a vector from the vertical?

Im trying to find out the angle (in degrees) between two 2D vectors. I know I need to use trig but I' ... title and the question was confusing. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

917 views

1 answer

algorithm - Topological sort to find the number of paths to t

I have to develop an O(|V|+|E|) algorithm related to topological sort which, in a directed acyclic graph ( ... work with another point of view. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

772 views

1 answer

algorithm - Finding Center of The Tree

I have a question which is part of my program. For a tree T=(V,E) we need to find the node v in the tree ... on how i can fit into my program. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

883 views

1 answer

algorithm - Crossover operator for permutations

i'm trying to solve the problem of crossover in genetic algorithm on my permutations. Let's say I have two ... I get children of these two? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

885 views

1 answer

algorithm - Given an XOR and SUM of two numbers, how to find the number of pairs that satisfy them?

I think the question may be a bit confusing. So, I'll try to explain it first. Let's say the XOR ... or explain their solution, please help. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

910 views

1 answer

algorithm - Java: Longest common subsequence

I have following code: public class LCS1 { public static String lcs(String a, String b) { String x; String ... string returns what is problem? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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837 views

1 answer

algorithm - Remove duplicates from Array without using Hash Table

i have an array which might contain duplicate elements(more than two duplicates of an element). I wonder ... friend in yahoo technical interview See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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798 views

1 answer

algorithm - How to construct a binary tree using a level order traversal sequence

How to construct a binary tree using a level order traversal sequence, for example from sequence {1,2,3,#,#,4,#,# ... = true; } } return root; } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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822 views

1 answer

algorithm - Calculating future occurrences of Friday the 13th

I'd like to be able to start with a year, and calculate occurrences of Friday the 13th. A brute force ... code samples in you favorite language. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

883 views

1 answer

algorithm - PHP: How to get Sunday and Saturday given a date input?

How can I get the Sunday and Saturday of the week given a specific date? For example: input: Monday, September ... in advance :) Cheers, Mark See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

877 views

1 answer

algorithm - Java Code for permutations of a list of numbers

I have written a program to find all the possible permutations of a given list of items. This precisely means ... writing a more efficient code. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

909 views

1 answer

algorithm - Generate a list of all unique Tic Tac Toe boards

I would like to generate a text file containing all 19,683 Tic-Tac-Toe board layouts in the structure of 0 = ... CPU time which is another plus. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.0k views

1 answer

algorithm - Find all triplets in array with sum less than or equal to given sum

This was recently asked to a friend in an interview and we do not know of any solution other than the simple O(n3) one. ... arr[j] + arr[k] <= S See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

781 views

1 answer

algorithm - How to calculate the angle of a vector from the vertical?

Im trying to find out the angle (in degrees) between two 2D vectors. I know I need to use trig but I' ... title and the question was confusing. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

847 views

1 answer

algorithm - Topological sort to find the number of paths to t

I have to develop an O(|V|+|E|) algorithm related to topological sort which, in a directed acyclic graph ( ... work with another point of view. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

830 views

1 answer

algorithm - Finding Center of The Tree

I have a question which is part of my program. For a tree T=(V,E) we need to find the node v in the tree ... on how i can fit into my program. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

863 views

1 answer

algorithm - Crossover operator for permutations

i'm trying to solve the problem of crossover in genetic algorithm on my permutations. Let's say I have two ... I get children of these two? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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