8.coffee

_log = console.log.bind console

decoded = [
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	"\x22v\\"
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	"zp\x04\x15\"pbjwhrjtmiba"
	"\\cv\""
	"k\"rwnb\\hiu\"rqd\"rc\\nyakrhly"
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	"\\bo"
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	"\""
	"ghnsrnsqtxpygikahkrl"
	"\"rcfqkbjf\"sgxg\"vnd\\rotn"
	"ap\"smgsuexjrbuqs\"mpbstogj\"x"
	"koaunz\\sgt\"opv"
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	"usfngdo"
	"aypljdftvptt"
	"ym\"afvq\xbcc"
	"zabi\"wjpvugwhl"
	"ebvptcjqjhc\"n\"p\"dxrphegr\\"
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	"rqgbfcjdrmiz\"h"
	"kzzp\\z\\txmkwaouxictybwx"
	"yzmspjkqrteiydswlvb"
	"gjpxklgpzv\"txri\\hotpuiukzzzd"
	"p\"rxergtbsxmjmkeeqwvoagnki\""
	"santipvuiq"
	"\"ihjqlhtwbuy\"hdkiv\"mtiqacnf\\"
	"oliaggtqyyx"
	"fwwnpmbb"
	"yrtdrieazfxyyneo"
	"nywbv\\"
	"twc\\ehfqxhgomgrgwpxyzmnkioj"
	"qludrkkvljljd\\xvdeum\x4e"
]

inmem = ( lines )->
	sum = 0
	for l in lines
		sum+=l.length
	sum

escape = ( l )->
	out = for c in l
		switch c
			when '"'
				'\\"'
			when '\\'
				'\\\\'
			else
				c
	"\"#{out.join ''}\""


fs = require 'fs'
f = fs.readFileSync '8.txt'
original = String::split.call f, '\n'
escaped = original.map escape

a = inmem decoded
b = inmem original
c = inmem escaped

_log decoded[0]
_log "#{a}: #{a-b}"

_log original[0]
_log b

_log escaped[0]
_log "#{c}: +#{c-b}"