PAINTED CUBES

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Every year the professor selects the top two students from his class and takes them on a fun filled field trip, this year *Ali* and *Zafar* were selected. The professor took them to a place where there was a never-ending queue of solid metal cubes. The professor could see $n$ cubes at a time. On the day before, he had painted the first $n$ cubes from the left with various colours. Ali was al

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solution.cppC++17

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