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超・記号オンリー難読化シェル芸
- 10. 手法
結果は
z y x w v u t s r q p o n m l k j i h g f e d c
b a ` _ ^ ] [ Z Y X W V U T S R Q P O N M L K J
I H G F E D C B A
何でもできそう
- 19. mtのUsage
Usage: mt [OPTION...] operation [count]
Try `mt --help' or `mt --usage' for more
information.
l,s,--helpがあるのでls --helpが使えます
後のためにls --helpの出力を世界樹と名付けます
- 25. 解説
____=(
$(__="$(. 2>&1)" __=${__##*.}
___=(
$(${__:2*2+2+1:1}${__:2*((1+2)*(1+2)):1} 2>&1)
)
${___[2*2*2-1]:2+2:1}${___[1-1]:1:1} ${___[2*2*2-1]:1-1:2*2+2}|
${___[1-1]:1+2:1}${___[2+2+1]:1:1}${___[1-1]:2+2:1}${___[1+2]:1:1} -${___[1+2]:1-1:1} .|
${___[1-1]:1:1}${___[2*2*2]:1-1:2}${___[1]:1:1} ${___[11-1]:1:2}|
${___[1]:1:1}${___[1-1]:2:1}${___[12+1]:1-1:1}${___[2*2*2-1]:2+2:1} -$((22*2+12+2))
));
${____[11+2+2]}${____[2*2*2+1]}${____[22*2+1]}${____[12+2*2+1]}
命の泉
mt => マナ
ls --help => 世界樹
grep -o .
sort -u
tail -n58
dateコマンド