#data-structure-and-algorithms
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Rat in a maze · Q24:Consider a rat placed at (0, 0) in a square matrix of order N * N. It has to reach the destination at (N - 1, N - 1). Find all...
N Queens · Q23:The n-queens puzzle is the problem of placing n queens on an n x n chessboard such that no two queens attack each other. Given an integer...