VB Express

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The *Vande Bharat* express runs with a constant speed of S (meter/second) starting from station 0, on a straight path having railway stations at fixed distance of d (meter) (d/S is always an integer). Means after every d meters the train arrives at a new railway station. The train halts at $i^{th}$ station for time T which is a function of i (i >= 1),

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solution.cppC++17

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