>>>>>I need to create algorithm (based on an integer number) that by applying some formula or equation to this number I can identify if the number belongs to group 1, 2, or 3 or any combination of them (e.g. 1 and 2, 1 and 3, 1 and 2 and 3, 2 and 3)
>>>>>For example, number 8 would indicate belonging to all three groups (since I can divide this number by the group number without a remainder.
>>>>>Any suggestions?
>>>>
>>>>It just occured to me that the answer is very simple.
>>>
>>>
>>>Is this about your options ? (from yesterday)
>>>
>>>Then the groups are just bits. Test witth BitTest()
>>>
>>>And belonging to all three groups = 7
>>
>>Yes, this is a follow up to the options thread from yesterday. But I can't seem to grasp how to apply BitTest() to this issue. I can't understand how the value of 7 by using BitTest() indicates that 7 belongs to all three groups? Could you please explain?
>
>I found a very good explanation of bit operations here
>
http://sqlfool.com/2009/02/bitwise-operations/>
>Here is another helpful link
>
http://blogs.lessthandot.com/index.php/DataMgmt/DBProgramming/MSSQLServer/how-to-flip-a-bit-in-sql-server-by-usingThank you very much.
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