Prime Powder

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Today Chef buy N magical coke along with N powder from an online sell.Chef arrange all the coke bottle in a queue,each bottle have written a number on it which denotes energy contained in the coke.Number written on them are L,L+1,L+2,...R-2,R-1,R (In left to right order) .Now before drinking the coke he have to dissolve one powder in each coke,the powder have a property that if the energy containe

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solution.cppC++17

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