Longest Even Subarray

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You are given an array a of size n consisting of non-negative integers. You have to find length of longest subarray of this array such that sum of subarray is even. Input - The first line of input contains a single integer T denoting number of test cases - First line of each test case contains a single integer n denoting the size of array a - Second line of each test case contains n space sepa

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solution.cppC++17

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