UNIT_DIGIT

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- Chef is Teaching his son Uday how to find the unit digit in an expression. - Now after lots of practice Uday is able to solve problems of finding the unit's digit in an expression. To test the Uday's practice chef was given an integer X and his sister was given an integer Y to Uday. - Uday's sister told Uday to take the factorial of Y. Chef said Uday to raise X to the Factorial of Y. - Chef Aske

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solution.cppC++17

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