Join the Ribbons

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Its the time of the Ojass’15 the technical fest of NIT Jamshedpur. Guys are busy decorating the arenas for various events. They need several colorful ribbons of different sizes for the decoration and for this they want to buy ribbons of a fixed size and then join them to form the ribbons of required sizes. Given sizes of N required ribbons. Help them to buy the longest sized ribbon which they ca

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solution.cppC++17

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