18 N Queens | Part 1
Code and explanation: https://www.patreon.com/posts/n-queen...
The n-queens puzzle is the problem of placing n queens on a (n×n) chessboard such that no two queens can attack each other.
Given an integer n, find all distinct solutions to the n-queens puzzle. Each solution contains distinct board configurations of the n-queens placement, where the solutions are a permutation of [1,2,3..n] in increasing order, here the number in the ith place denotes that the ith-column queen is placed in the row with that number.
Examples :
Input: 1
Output: [1]
Explaination: Only one queen can be placed
in the single cell available.
Input: 4
Output: [2 4 1 3 ] [3 1 4 2 ]
Explaination: These are the 2 possible solutions.
Problem Statement link: https://www.geeksforgeeks.org/problem...
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