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qfwxkinrousqywdd mqzxvvskslbxvyjt oxicszyiqifoyugx bkitxwzjpabvhraj ydrbyjecggynjpir hezyteaublxxpamq hxkuektnoovsehnd cwtbbavnhlpiknza qrwvkhbyasgfxwol qryjbohkprfazczc wjksnogpxracrbud znmsxbhliqxhvesr gkippedrjzmnnwkp pklylwsnsyyxwcwg osdpwbxoegwaiemr kpslrrrljgtjiqka vuqkloqucpyzfxgk bvtdsisgvkuzghyl qlcayluuyvlhdfyy kbimqwnzanlygaya nvoeanlcfhczijed kqvcijcuobtdwvou pmhdpcmxnprixitl yueilssewzabzmij zqxhafrvjyeyznyg mhdounmxkvnnsekx hnacyglnzicxjakg iaxfdqibnrcjdlyl iypoelspioegrwix uiqouxzmlnjxnbqt kslgjfmofraorvjo bgvotsdqcdlpkynk huwcgxhvrrbvmmth vpqyfnkqqjacpffw hpjgdfovgmrzvrcl vbntbhbvdeszihzj nrbyyuviwyildzuw wckeoadqzsdnsbox xgsobwuseofxsxox anvhsxdshndembsd iygmhbegrwqbqerg ylrsnwtmdsrgsvlh zvvejnrarsavahvc yncxhmmdtxxeafby kekgiglblctktnes uoqgymsrlrwdruzc saaoymtmnykusicw bqvcworpqimwglcp zbpgtheydoyzipjv pkykzslwsjbhcvcj jhwxxneyuuidrzvl pafeyajcrlehmant klszcvtmcdeyfsmj ledsltggvrbvlefn hubpbvxknepammep gthxhaapfpgtilal jtfhbozlometwztj jrhshycyenurbpwb fyaxbawrsievljqv lgfcgbenlqxqcxsd dhedabbwbdbpfmxp mxzgwhaqobyvckcm qboxojoykxvwexav jcpzfjnmvguwjnum ohpsxnspfwxkkuqe nyekrqjlizztwjqp thuynotacpxjzroj wymbolrlwosnbxqx iyaqihnqvewxdtjm hdvdbtvfpdrejenu gtjscincktlwwkkf wtebigbaythklkbd"; function isNice($str) { if( !preg_match("/(..).*\\1/i", $str) || !preg_match("/(.).\\1/i", $str) ) { return false; } return true; } $count = 0; foreach(explode("\n",$in) as $word) { $count += (int) isNice($word); } echo "{$count} words are nice!";
Output for 5.3.20 - 7.2.0
51 words are nice!