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The reason the tab character needs to be specified as $'\t' is explained here: https://www.gnu.org/software/bash/manual/bashref.html#ANSI_002dC-Quoting
Thank you to everyone for your helpful comments.
I also agree that this exercise should be moved up to medium.
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The reason the tab character needs to be specified as $'\t' is explained here: https://www.gnu.org/software/bash/manual/bashref.html#ANSI_002dC-Quoting
Thank you to everyone for your helpful comments.
I also agree that this exercise should be moved up to medium.