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Better Maximal Sum

You're given an array of N integer numbers. The maximal sum of the array is the maximal sum of the elements of a nonempty consecutive subarray of this array. For example, the maximal sum of the array [1, -2, 3, -2, 5] is 6 because the sum of the subarray [3, -2, 5] is 6 and it is impossible to achieve greater subarray sum. Now you're allowed to remove no more than one element from the given ar

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solution.cppC++17

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