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Big Integer musings

The Programming Works – When writing a multiple precision integer arithmetic library you should have in mind two aims – usability and performance, and to reach both is not a trivial task. A modern multiple precision integer implementation in Delphi should be as easy to use as that: var A, B, C: TBigInteger; begin A:= 1; B:= 2; C:= A + B; Writeln(C.AsString); end. Internally a big integer is some data structure that should be initialized prior it can be used, but there is no explicit initialization in the above code example. Initialazation occures when a big integer is assigned first time, and the ...
Favorite? Off-Topic? Serg @ 2012-05-02 08:53

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