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Anagrams.p

Make Anagrams Recursively. Sources in Pascal programming language. (C) 1989 - Stefano Caschi



program anagram (input,output); type parola=string[80]; var  l:integer;      chars:parola;

procedure ricursive (n:integer;var stringa:parola);  var newstringa:parola;      x,c:integer;  begin   if n<l then begin    for c:= 1 to l-n+1 do begin     for x:= 0 to n-1 do newstringa[x]:=stringa[x];      for x:= n to l-1 do newstringa[x]:=stringa[x+1];

newstringa[l]:=stringa[n];    

                 

    ricursive(n+1,newstringa);

    stringa:=newstringa;    end   end   else writeln(stringa)  end;

begin {main}  write ('Inserisci parola: ');  read (chars);  l:=length(chars);  ricursive(1,chars) end.

 

 

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