Chef and N-Queens

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Chef was provided with a chess board having N×N cells, you need to help the chef to find the total number of ways to place N queens on the board in such a way that no queen attacks any other queen. ### Input: The only line of input consists of a single integer denoting N. ### Output: Print a single integer c i.e., the count of all possible ways. if no such arrangement is possible then print

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solution.cppC++17

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