var sum:array[0..9] of longint;
    t,l,i,j,r,p,k,o:longint;
    x:char;
    ans:array[1..10000007] of longint;
begin
  readln(t);
  for l:=1 to t do
  begin
    fillchar(ans,sizeof(ans),0);
    fillchar(sum,sizeof(sum),0);
    while not(eoln) do
    begin
      read(x);
      inc(sum[ord(x)-48]);
    end;
    readln;
    r:=1;
    while (r<=9) and (sum[r]=0) do inc(r);
    p:=0;
    for i:=1 to 9 do
      p:=p+sum[i];
    if (p=0) or (p=1) then writeln('Uncertain') else
    begin
      dec(sum[r]);
      j:=1;
      for i:=9 downto 0 do
        for k:=1 to sum[i] do
        begin
          ans[j]:=i;
          inc(j);
        end;
      dec(j);
      ans[j]:=ans[j]+r;
      o:=0;
      for i:=j downto 1 do
      begin
        ans[i]:=ans[i]+o;
        o:=ans[i] div 10;
        ans[i]:=ans[i] mod 10;
      end;
      if (o<>0) then write(o);
      for i:=1 to j do
        write(ans[i]);
      writeln;
    end;
  end;
end.