//PascalABC.NET 3.2 сборка 1318

Var
  s1,s2,c:string;
  i:integer;
begin
write('Type s1:');
readln(s1);
write('Type s2:');
readln(s2);
if length(s1)>length(s2) then
  begin
    for i:=1 to length(s1) do
      if (s1[i]>='0') and (s1[i]<='9') then write(s1[i]);
    writeln;
    for i:=1 to length(s2) do
      if ord(s2[i])>70 then write(s2[i]);
  end
else
  begin
    for i:=1 to length(s1) do
      if ord(s1[i])>70 then write(s1[i]);
    writeln;
    for i:=1 to length(s2) do
      if (s2[i]>='0') and (s2[i]<='9') then write(s2[i]);
  end;
end.

Пример ввода:
Type s1:Mi Zu
Type s2:MeL10N
Пример вывода:
MiZu
10