Helping Harry

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Ron & Hermoine have decided to help Harry in his quest to destroy the horcruxes.They have planned to learn all the required spells which would help them in their journey. Most of wonderful spells that exist in the wizarding world have powers in the multiples of 5 & 7.Dumbledore has left Hermione with a fine book of spells containing n distinct spells where ith spell has power i.Harry has to fight

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solution.cppC++17

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