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CF1451A.Subtract or Divide
Subtract or Divide
Ridbit starts with an integer .
In one move, he can perform one of the following operations:
- divide by one of its proper divisors, or
- subtract from if is greater than .
A proper divisor is a divisor of a number, excluding itself. For example, , , , , and are proper divisors of , but itself is not.
What is the minimum number of moves Ridbit is required to make to reduce to ?
Input
The first line contains a single integer () — the number of test cases.
The only line of each test case contains a single integer ().
Output
For each test case, output the minimum number of moves required to reduce to .
Note
For the test cases in the example, may be reduced to using the following operations in sequence
$$9 \xrightarrow{} 3 \xrightarrow{} 2\xrightarrow{} 1$$Samples
6
1
2
3
4
6
9
0
1
2
2
2
3
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