Algorithms-Backtracking

Picked

Python-DSA

CSES Solutions - Apple Division

Last Updated: 16 March 2024

There are N apples with known weights given as arr[]. Your task is to divide the apples into two groups so that the difference between the w ...read more

Competitive Programming

Recursion

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CSES Solutions - Chessboard and Queens

CSES Problems

Last Updated: 27 March 2024

Your task is to place eight queens on a chessboard so that no two queens are attacking each other. As an additional challenge, each square i...read more

Competitive Programming

Recursion

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CSES Problems

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Backtracking Algorithm

Last Updated: 01 December 2024

Backtracking algorithms are like problem-solving strategies that help explore different options to find the best solution. They work by tryi...read more

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Tutorial on Path Problems in a Grid, Maze, or Matrix

Last Updated: 28 November 2023

Path in a Grid or Maze refers to problems that involve navigating through a grid-like structure from the source (starting point) to the dest...read more

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Maximum and Minimum apples distribution limits

Last Updated: 20 October 2023

Given an integer N representing a number of apples and an array weights[] consisting weight of these apples. Distribute them to K people suc ...read more

Minimum Distance from Boundary to Target on a 2D Matrix

Last Updated: 02 October 2023

Given a matrix of size (n*m) and a point 'p' (x, y). The matrix is given in the form of 0's and 1's. In one move you can go in any of the fo ...read more

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Print all possible ways to write N as sum of two or more positive integers

Last Updated: 02 February 2022

Given an integer N, the task is to print all the possible ways in which N can be written as the sum of two or more positive integers.Example ...read more

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Unique subsequences of length K with given sum

Last Updated: 02 November 2023

Given an array arr[] of N integers and two numbers K and S, the task is to print all the subsequence of length K with the sum S.Examples:Inp ...read more

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Rat in a Maze | Backtracking using Stack

C/C++ Puzzles

Last Updated: 01 September 2022

Prerequisites - Recursion, Backtracking and Stack Data Structure.A Maze is given as N*M binary matrix of blocks and there is a rat initially ...read more

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Print all the combinations of a string in lexicographical order

Last Updated: 23 November 2021

Given a string str, print of all the combinations of a string in lexicographical order.Examples:Input: str = "ABC"Output:AABABCACACBBBABACBC ...read more

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Print all the cycles in an undirected graph

Last Updated: 24 February 2025

Given an undirected graph, print all the vertices that form cycles in it. Input: In the above diagram, the cycles have been marked with dark...read more

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Introduction to Backtracking

Last Updated: 24 June 2024

Backtracking is like trying different paths, and when you hit a dead end, you backtrack to the last choice and try a different route. In thi...read more

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Boggle (Find all possible words in a board of characters) | Set 1

Last Updated: 22 April 2025

You are given a list of strings, words[], and an n × m matrix of characters, letters[][]. The objective is to locate all the words from wor ...read more

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Algorithms | Backtracking | Question 1

Last Updated: 10 February 2013

Which of the following is not a backtracking algorithm?(A) Knight tour problem ...read more

DSA Quiz