You are moving to a new city and have a big decision to make.
- You can lease an apartment at �A dollars per year OR
- You can purchase the apartment at �B dollars.
Assume you are in a zero interest rate country - for how many years will the total cost of leasing the apartment be lesser than the cost of outright purchase?
Input Format
- The first line of input will contain an integer �T — the number of test cases. The description of �T test cases follows.
- The first and only line of each test case contains two integers �A and �B
Output Format
For each test case, output the maximum number of years where the total cost of leasing the apartment is lesser than the cost of outright purchase
Constraints
- 1≤�≤10001≤T≤1000
- 1≤�,�≤1091≤A,B≤109
Sample 1:
Input
Output
2 7 15 6 6
2 0