There are at least P% and at most Q% students of HDU are ACMers, now I want to know how many students HDU have at least?
输入解释
The input contains multiple test cases. The first line has one integer,represent the number of test cases. The following N lines each line contains two numbers P and Q(P < Q),which accurate up to 2 decimal places.
输出解释
For each test case, output the minumal number of students in HDU.