Top "Backtracking" questions

Backtracking is a general algorithm for finding solutions to some computational problem, that incrementally builds candidates to the solutions.

Given n and k, return the kth permutation sequence

The set [1,2,3,…,n] contains a total of n! unique permutations. By listing and labeling all of the permutations in order, …

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Why is this called backtracking?

I have read in Wikipedia and have also Googled it, but I cannot figure out what "Backtracking Algorithm" means. I …

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A Simple Chess Minimax

I have problem with my own Chess Engine using minimax algorithm to search for chess moves I use a 5 plies …

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Solving the n-queen puzzle

I have just solved the nqueen problem in python. The solution outputs the total number of solutions for placing n …

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"Hamiltonian" path using Python

I am trying to implement a recursive search for an arbitrary path (not necessarily a cycle) traversing all graph vertices …

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N-queen backtracking in Python: how to return solutions instead of printing them?

def solve(n): #prepare a board board = [[0 for x in range(n)] for x in range(n)] #set initial positions …

python recursion backtracking
All permutations c++ with vector<int> and backtracking

I'm trying generate all permutations of an vector to training backtracking technique but my code don't work for all vectors (…

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How to generate all the permutations of a multiset?

A multi-set is a set in which all the elements may not be unique.How to enumerate all the possible …

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what is AC means in leetcode, is it algorithm technique like DP?

I found from various online coding forums, there is a technique called "AC", which looks like "Dynamic Programming" or "Back …

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Differences between backtracking and brute-force search

I'm currently taking a course in algorithms, and I'm having some difficulty understanding the exact definitions of brute-force search and …

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