program filip;
var a , b : integer;
label h1, h2, h3;
begin
     readln( a , b );
     if a mod 10 > b mod 10 then goto h1
        else if a mod 10 < b mod 10 then goto h2
             else if ( a div 10 ) mod 10 > ( b div 10 ) mod 10 then goto h1
                   else if ( a div 10 ) mod 10 < ( b div 10 ) mod 10 then goto h2
                        else if ( a div 100 ) > ( b div 100 ) then goto h1
                             else goto h2;
     h1: write ( a mod 10 );
     write ( ( a div 10 ) mod 10 );
     write( a div 100 );
     goto h3;
     h2: write ( b mod 10 );
     write ( ( b div 10 ) mod 10 );
     write ( b div 100 );
     h3: readln;
end.