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<rdococ> le//rn palindrome//A palindrome is a word that remains the same if you take it to the mirror dimension, and then take each individual letter back to the normal dimension separately.
author HackBot
date Mon, 10 Apr 2017 20:05:49 +0000
parents e037173e0012
children ad5c5d1b7d04
line wrap: on
line source

#!/bin/sh
count () {
    hg log --template '{desc}\n' |
    egrep '<[^]]*> karma\'$1 |
    fgrep -vix "<$2> karma$1 $2" |
    cut -d' ' -f3 |
    fgrep -cix "$2"
}
plus=$(count + "$1")
minus=$(count - "$1")
echo $(($plus-$minus))