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levimoosky

4. ps

Dec 3rd, 2014
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0
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  1. Clear-Host
  2. [int] $szam=Read-Host "Hányadik sorszámú Tribonacci-számot írjam ki?"
  3.  
  4. switch($szam)
  5. {
  6. 1 { Write-Host "$a. elem: 1"; break}
  7. 2 { }
  8. 3 { }
  9.  
  10. default
  11. {
  12.     $e=1
  13.     $k=1
  14.     $u=2
  15.     for($i=1;$i -le $a-3;$i++)
  16.         {
  17.         $trib=$e+$k+$u
  18.         $e=$k
  19.         $k=$u
  20.         $u=$trib
  21.         }
  22. }
  23. }
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