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$str = ' According to a researcher at an English university, it doesn\'t matter in what order the letters in a word are.'; $str =~ s/(\w)(\w+)/split"",$2;$,="";$,.=splice@_,rand@_,1while@_;$1.$ +,/eg; print $str;
($_='kkvvttuubbooppuuiiffssqqffssmmiibbddllffss') =~y~b-v~a-z~s; print