Frustating Number

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Given a number N. Your task is to check whether it is $frustrating$ or $not$. $Frustrating Number$: When a number( 3 digits or more) is multiplied by 2 and 3 , and when both these products are concatenated with the original number, then it results in all digits from 1 to 9 present exactly once. ###Input: - First line will contain $T$, number of testcases. Then the testcases follow. - Ea

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solution.cppC++17

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