s=${@^^}
to set s equal to the uppercase hex input or the bc command throws an input parser error.
$ bash --version GNU bash, version 4.4.23(1)-release (x86_64-apple-darwin17.5.0) $ hex2bin 000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f 0000000000000000000000000000000000000000000110011101011001101000100111000000100001011010111000010110010110000011000111101001001101001111111101110110001110101110010001101010001010100110110000010111001010110011111100011011011000001010100011001110001001101111
Any thoughts on this command? Does it work on your machine? Can you do the same thing with only 14 characters?
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