Sub or Swp

CodeChefRating 1021Open on judge ↗

You are given two positive integers $X$ and $Y$. Repeat the following operation until $X$ is not $0$: - If $X \gt Y$, swap $X$ and $Y$; - Otherwise, set $X = (Y - X)$ and $Y = X$. Output the final value of $Y$ after all operations. ### Input - The first line of input will contain a single integer $T$, denoting the number of test cases. - Each test case consists of one line of input, two space-s

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solution.cppC++17

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