uses
crt;
var
kal:string;
begin
clrscr;
while not eof(input) do
begin
readln(kal);
writeln(kal);
end;
end.
dXNlcwogIGNydDsKdmFyCiAga2FsOnN0cmluZzsKYmVnaW4KICBjbHJzY3I7CiAgd2hpbGUgbm90IGVvZihpbnB1dCkgZG8KICBiZWdpbgogICAgcmVhZGxuKGthbCk7CiAgICB3cml0ZWxuKGthbCk7CiAgZW5kOwplbmQu