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N-Queens

hard Solve on LeetCode

Last edited: January 4, 2026

Problem
Definition of Attack
Examples
Solution
Method 1 - Backtracking Using O(N^2) Space Matrix
What Are Major & Minor Diagonals ?
Algo:
Code
Method 2 - Backtracking Using O(N) Space Row
Analysis for N Queen Problem
Space complexity
Time complexity

Related Tags

backtracking ctci daily-coding-problem leetcode path-finding sudoku

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