You are given a rectangle of length \(a\) and width \(b\). You are required to determine a circle that contains the maximum circumference that fits inside the rectangle. This type of circle is called a big circle. Your task is to determine the maximum number of big circles that can fit inside the rectangle. 

Input format

• First line: An integer \(t\) denoting the number of test cases
• First line of each test case: Integers \(a\) and \(b\)

Output format

For each test case, print the answer on a new line denoting the maximum number of big circles that can fit in the provided rectangle.  

Constraints