Question: Introduction to Design Analysis and Algorithm Ch 3.4 problem 9 Please show step by step solution Eight-queens problem Consider the classic puzzle of placing eight

Introduction to Design Analysis and Algorithm Ch 3.4 problem 9 Please show step by step solution

Eight-queens problem Consider the classic puzzle of placing eight queens on an 8 8 chessboard so that no two queens are in the same row or in the same column or on the same diagonal. How many different positions are there so that

a. no two queens are on the same square? b. no two queens are in the same row? c. no two queens are in the same row or in the same column? Also estimate how long it would take to find all the solutions to the problem by exhaustive search based on each of these approaches

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