deletions | additions       diff --git a/section_LaTeX_Programming_Only_if__.tex b/section_LaTeX_Programming_Only_if__.tex  index b6ccadc..567bff8 100644  --- a/section_LaTeX_Programming_Only_if__.tex  +++ b/section_LaTeX_Programming_Only_if__.tex 
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\newcount\ab  % Store the output rows in a special token variable (typesetting inside tabular = tricky)  \newtoks\allrows  % The darkest black magic happens here.  % It  is needed to make \addrow update the \allrows variable % while also 1) keeping it global and 2) fetching the actual values from the TeX counters. % Doing this "the right way" is neither intuitive nor easy.  \newcommand\addrow[3]{%  \begingroup\edef\container{\endgroup