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  1. var a,i,k,p:integer;
  2. begin
  3.    k:=3;p:=9;
  4.    for i:=3 to 200 do
  5.     begin
  6.         if i mod 2=1 then k:=(2*k+p) mod 23
  7.                      else p:=(2*p+k) mod 23;
  8.         if k<0 then k:=23+k;
  9.         if p<0 then p:=23+p;
  10.         if (i mod 2=1) and (k mod 23=0) then write(i,' ');
  11.         if (i mod 2=0) and (p mod 23=0) then write(i,' ');
  12.     end;
  13. end.
  14.  
Success #stdin #stdout 0.01s 252KB
comments (?)
stdin 
Standard input is empty
stdout 
21 43 65 87 109 131 153 175 197
https://ideone.com/8tYOW
language:
Pascal (fpc 3.0.4)
created:
14 years ago
visibility:
public

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