Binod and Factorial

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Binod is preparing for ACM-ICPC and he is practicing questions on [codechef.com](https://codechef.com/). One day he encountered a question for calculating $A^N$ % $P$, it was a very easy question for him, so he thought of another variation of this question for calculating $A^{N!}$ % $P$. Here, $N!$ represents the [factorial](https://en.wikipedia.org/wiki/Factorial) of N. Now since Binod is Binod s

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solution.cppC++17

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