Be like Chef

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Chef is single. Chef has lots of free time. Chef loves Maths. So Chef adds all the digits of the number and he keeps doing that until he gets a single digit number. Chef is smart. Be like Chef. Input The first line of the input contains an integer T denoting the number of test cases. Each test case consists of an integer N. Output Print the single digit number. Constraints - 1 ≤ T ≤ 10

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solution.cppC++17

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