First and Last digit

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For a given integer $N$ . Write a program to obtain the sum of the first and last digits of this number. ###INPUT: - The first line contains an integer $T$, the total number of test cases. Then follow $T$ lines, - Each line contains an integer $N$. ###OUTPUT: - For each test case, display the sum of first and last digits of $N$ in a new line. ###CONSTRAINTS: - $1 \leq T \leq 100

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solution.cppC++17

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