{ Автор: Винарксий Евгений <[email protected]>, 112 гр.}
program t_10_8(input,output);
label 1;
var s,p,q: packed array [1..8] of char;
    j,num:integer; c:char;
begin
  s:='        ';
  read(c); i:=1;
  p:=s;
  while(c<>' ') do
    begin
      p[i]:=c;
      i:=i+1;
      read(c);
    end;
  read(c); i:=1;
  q:=s;
  while(c<>' ') do
    begin
      q[i]:=c;
      i:=i+1;
      read(c);
    end;
  read(c);
    for j:=1 to 8 do
     if (p[j]>q[j]) then
      begin
        for i:=1 to 8 do write(p[i]);
        writeln;
        goto 1;
      end
     else if (p[j]<q[j]) then
      begin
        for i:=1 to 8 do write(p[i]);
        writeln;
        goto 1;
      end
1 end.