A - Happy Students

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In a far away Galaxy of Tilky Tay, there is an online course platform named Toursera. During a semester, it offers $N$ number of different courses. There are $S$ students, who may want to enrol to these courses. A student can enrol for at most one course in a semester. For course allocation, a TCTS policy is used, which scientists believe is same as "First Come First Serve" policy in o

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solution.cppC++17

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