program asda;

var
  a, b, c, i, d: integer;

begin
  i := 99;
  d := i;
  while d < 999 do
  begin
    d := d + 1;
    i := d;
    c := i mod 10;
    i := i div 10;
    b := i mod 10;
    i := i div 10;
    a := i mod 10;
    
    if (a + c = b) then writeln(d);
  end;
  
  
end.