Program nahradí všetky samohlásky v slove písmenom a

{ SAMOHLAS.PAS                                                      }
{ Program nahradi vsetky samohlasky v slove pismenom a.             }
{                                                                   }
{ Author: Juraj Pupak                                               }
{ Date  : 27.10.2006                           http://www.trsek.com }
 
program Samohlasky;
uses crt;
var
  Cstr_slovo : string;
  index : integer;
  Cstr_1,Cstr_2 : string;
  dlzka_slova : integer;
  slovo : string;
 
begin
  clrscr;
  writeln('Program nahradi vsetky samohlasky v slove pismenom a.');
  writeln('-----------------------------------------------------');
 
  write('Zadaj slovo : ');
  readln(Cstr_slovo);
  dlzka_slova := length(Cstr_slovo);
 
  For index := 1 To dlzka_slova Do
    begin
      Cstr_1 := Cstr_slovo[index];
      IF (Cstr_1 = 'i') or (Cstr_1 = 'o') or (Cstr_1 = 'u') or (Cstr_1 = 'e') THEN
         begin
           Cstr_2 := Cstr_2 + 'a';
         end else
         begin
           Cstr_2 := Cstr_2 + Cstr_1;
         end;
    end;
  writeln('    zmenene : ',Cstr_2);
  readln;
end.