A Million Miles

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Jack is fond of wandering around his hometown. Everyday he goes for a walk around his hometown starting from a particular place and ending at another place. Now let us consider that his hometown's map can be represented in a 2 dimensional plane. Considering Jack knows from where he will start his walk(coordinates) and where he will end it(coordinates),he wants to know in how many ways he can r

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solution.cppC++17

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