COVID&O2

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In this second wave of corona pandemic, oxygen crisis is all over India there is one place with n oxygen cylinders with volume V1, V2,-- , Vi-- ,-Vn oxygen where i th cylinder contains volume Vi. They have a rule that one person can take away only one cylinder and total amount of oxygen is displayed on a big screen visible to all and it keeps updating after departure of every cylinder .Alice want

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solution.cppC++17

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