Sentient Butter Passing Robot

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To make the Sentient Butter Passing Robot feel better Rick and Morty decided to attach $N$ chips of different widths in it. They have chip holders of Width $L$ which can be used to fit these chips. To make the robot feel light they want to use minimum number of chip holders. Help them to find minimum number of chip holders to fit the chips or return $-1$ if not possible. ###Input: - Fir

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solution.cppC++17

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