24 lines
457 B
Plaintext
24 lines
457 B
Plaintext
procedure SumOfPrimeSequences(Memo: TMemo);
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var Sieve: TPrimeSieve;
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var I,Inx, Sum: integer;
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begin
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Sieve:=TPrimeSieve.Create;
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try
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Sieve.Intialize(100000);
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Memo.Lines.Add(' I P(I) Sum');
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Memo.Lines.Add('---------------');
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I:=0;
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Sum:=0;
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while Sieve.Primes[I]<1000 do
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begin
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Sum:=Sum+Sieve.Primes[I];
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if Sieve.Flags[Sum] then
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begin
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Memo.Lines.Add(Format('%3d %4d %6d',[I,Sieve.Primes[I],Sum]));
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end;
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Inc(I,1);
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end;
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finally Sieve.Free; end;
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end;
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