fish simulation by jpl

s=gets;1 while s.sub!(/.(\d+).B@([^\[]+?)(\[?(\d+)((:.)|.B@(?!.*:)))/){$2+($6?".":",")*$3.size+"[#{eval$1+"+"+$4}]B@"};$><<s

Note that non-ascii characters in the above source code will be escaped (such as \x9f).

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