MCQs AND PROBABILITY

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Its $Saisha$ and her $Teacher$ again. This time, Teacher has asked her $Q$ MULTIPLE CHOICE QUESTIONS $(MCQs)$ with $ONE$ $OR$ $MORE$ CORRECT OPTIONS. Each question has $O$ options where $C$ of them is/are correct. For each question, she is allowed to choose only $1$ option from $O$ options. Now you are interested in the $probability$ of Saisha answering $all$ the questions $correctly$. #

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solution.cppC++17

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