program szamjegy_noveles_kettovel;
var s:string;
    x:real;
    i:byte;
begin
     readln(s);
     for i:=1 to length(s) do
     begin
      if (s[i]<>'-') and (s[i]<>'.') then
        if (s[i]<>'9') and (s[i]<>'8')
          then
          s[i]:=chr(ord(s[i])+2)
          else
          s[i]:=chr(ord(s[i])-8)
     end;
     writeln(s);
     readln
end.