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CF2043B.Digits
Digits
Artem wrote the digit on the board exactly times in a row. So, he got the number (exactly digits).
Now he is curious about which odd digits from to divide the number written on the board.
Input
The first line contains a single integer () — the number of test cases. The next test cases follow.
Each test case consists of a single line containing two integers and (, ).
Output
For each test case, output the odd digits in ascending order that divide the number written on the board.
Note
The factorial of a positive integer () is the product of all integers from to . For example, the factorial of is .
Samples
3
2 6
7 1
8 5
1 3
1 3 7 9
1 3 5 7 9
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