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%%% Reversing text in 55 bytes

% The following short macro \# reverses given text.


% The definition is only 55 bytes long, so one can use it to write a puzzled SMS to a \TeX-friend.

\#dlrow\ olleH.

% Notice that the space must be escaped. This is because all tokens with category 10
% (space tokens) are skipped when \TeX reads undelimited parameters of a macro.