N-Queens

Description

The n-queens puzzle is the problem of placing n queens on an n×n chessboard such that no two queens attack each other. palindromic

Given an integer n, return all distinct solutions to the n-queens puzzle.

Each solution contains a distinct board configuration of the n-queens’ placement, where 'Q' and '.' both indicate a queen and an empty space respectively.

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Author's picture

SelFree

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Programer

ChengDu·China