CRED Coins

 For each bill you pay using CRED, you earn 

X CRED coins.
At CodeChef store, each bag is worth 100

CRED coins.

Chef pays Y

number of bills using CRED. Find the maximum number of bags he can get from the CodeChef store.

Input Format

• First line will contain T

, number of test cases. Then the test cases follow.

Each test case contains of a single line of input, two integers X

and Y

• .

Output Format

For each test case, output in a single line - the maximum number of bags Chef can get from the CodeChef store.

Constraints

• 1≤T≤100

1≤X,Y≤1000

Subtasks

• Subtask 1 (100 points): Original constraints.

Sample Input 1

3
10 10
20 4
70 7

Sample Output 1

1
0
4

Explanation

Test Case 1

: For each bill payment, one receives 10 CRED coins. Chef pays 10 bills using CRED. Thus, he receives 100 CRED coins. Chef can get 1

bag from the CodeChef store using these coins.

Test Case 2

: For each bill payment, one receives 20 CRED coins. Chef pays 4 bills using CRED. Thus, he receives 80

CRED coins. Chef cannot get any bag from the CodeChef store using these coins.

Test Case 3

: For each bill payment, one receives 70 CRED coins. Chef pays 7 bills using CRED. Thus, he receives 490 CRED coins. Chef can get at most 4 bags from the CodeChef store using these coins.