53sap2

Written on June 24, 2019
% Dans le préambule
% -----------------
\usepackage{lcg,calc}
% -----------------

\reinitrand[counter=A, first=-20,last=-1] \rand
\reinitrand[counter=B, first=1,last=20]   \rand
\newcounter{C} \setcounter{C}{\value{A}*\value{B}}

$\theA \times \theB = \theC$