Truly magical numbers

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Prashant thinks that the number 142857 is magical. When he multiplies the number with 2, he gets 285714 which is a permutation of the digits of the original number. On multiplying with 3,4,5 and 6 too he observes a similar behaviour. Now Prashant wants to find out truly magical numbers. A truly magical number of order N is a number P with the following properties: - P should have N digits and th

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solution.cppC++17

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