<b_jonas> slashlearn font/#esoteric bitmap fonts include: \\oren\\\'s font http://www.orenwatson.be/fontdemo.htm , lifthrasiir\'s font https://github.com/lifthrasiir/unison/ https://lifthrasiir.github.io/unison/sample.png , b_jonas\'s font http://www.math.bme.hu/~ambrus/pu/fecupboard20-c.pcf.gz

#!/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))