This is a short resume about what I understood about the masterpiece GEB, from Douglas Hofstadter
"How do we get I's from None I's?"
# From Adam Liss's comment | |
# https://stackoverflow.com/a/9387914/14346786 | |
# Read a file using a bash script | |
i=0;while read l;do ((i=i+1));echo "$i:$l";done < file.txt | |
# alphabet | |
az=$(echo {a..z} | tr -d ' \n\t\v') | |