# ACMer

Time Limit: 1000/1000 MS (Java/Others)

Memory Limit: 32768/32768 K (Java/Others)

## Description

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?

## Input

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.

## Output

For each test case, output the minumal number of students in HDU.

## Sample Input

1
13.00 14.10

## Sample Output

15

lcy

2007省赛集训队练习赛（1）