Money Matters

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The Government of Byteland has decide to issue new currency notes with special protection features to so as to commemorate a great mathematician. It has decided to issue notes summing up to N and all the sums from 1 to N should only made by selecting some of the notes in only one unique way. With n = 5 the sets {1,1,1,1,1}, {1,2,2}, {1,1,3} are valid. Invalid sets are -{1,1,1,2} because 2 can

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solution.cppC++17

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