This is pdfTeX, Version 3.141592653-2.6-1.40.25 (TeX Live 2023/Arch Linux) (preloaded format=pdflatex 2024.1.21)  10 FEB 2024 08:57
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**ado.tekx
(/usr/share/texmf-dist/tex/latex/tools/x.tex
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                   \begingroup 
l.1 
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? x
 
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