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CF2197A.Friendly Numbers
Friendly Numbers
For an integer , we call another integer friendly if the following condition holds:
- , where is the sum of the digits of .
For a given integer , determine how many friendly numbers it has.
Input
Each test contains multiple test cases. The first line contains the number of test cases (). The description of the test cases follows.
Each test case consists of a single line containing one integer ().
Output
For each test case, output one integer — the answer to the problem.
Note
The number does not have any friendly numbers.
The number has friendly numbers: These are all the numbers from to . For example, .
The number has friendly numbers:
Samples
3
1
18
998244360
0
10
10
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