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deleted 151 characters in body

edited Mar 23, 2022 at 10:47

edited Mar 23, 2022 at 10:47

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Perl 5, 60 bytes

my%s;$_=(@r=grep!$s{lc$_}++,/\bs(?!h)\w*/gi)<7?"":"@r[0..6]"

answered Mar 23, 2022 at 10:37

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