ecarroll@x60s:~/code/perl/obfu$ perl -MO=Deparse ./test
($;, $_, $|, $\) = ("Yoo*se\177*cd*Mcpk+", ' ' x 17, 1, "\r");
{
    vec($_, 1 + $", $^F << $^F) = ord($/ ^ substr($;, $" = int rand 16, 1));
    select $,, $,, $,, $| / ($| + tr/ /\000-\037!-\377/c) if print $_;
    redo if tr/ // > $^F ** 2;
}