Problem A

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### Input: - First line will contain $T$, number of testcases. Then $T$ testcases follow. - Each testcase contains two space-separated integers $X$ and $Y$. ### Output: For each testcase, output a single integer in a new line denoting the answer. ### Constraints - $1 \leq T \leq 10^3$ - $1 \leq X\leq Y\leq 10^3$ ### Sample Input: 2 2 2 1 1 ### Sample Output:

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solution.cppC++17

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