6d
When I added a newline to regexes checking for 'digits only', 9 out of 14 implementations passed it
I provided 14 different ways of 'checking if a string is digits only' with a string consisting of 123 followed by a newline.
Apuntes y material de estudio de la asignatura de Econometría para la gestión - jpcl-cl/Econometria ...
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