Front-Back Matching

CodeChefRating 632Open on judge ↗

You are given a string $S$ of length $N$. The string contains only lowercase English letters. You can freely rearrange the characters of $S$ however you like. After rearrangement, is it possible to make the first and last characters of $S$ equal? ### Input - The first line of input will contain a single integer $T$, denoting the number of test cases. - Each test case consists of two lines of

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solution.cppC++17

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