class Solution {
    public boolean checkInclusion(String s1, String s2) {
        
        if(s1.length() > s2.length()) return false;
        
        Map<Character, Integer> s1CharFreq = new HashMap<>();
        Map<Character, Integer> s2CharFreq = new HashMap<>();
        int s1Len = s1.length();

        for (int i=0; i<s1Len; i++){
            s1CharFreq.put(s1.charAt(i), s1CharFreq.getOrDefault(s1.charAt(i), 0) + 1);
            s2CharFreq.put(s2.charAt(i), s2CharFreq.getOrDefault(s2.charAt(i), 0) + 1);            
        }
        
        for (int i=0; i<s2.length() - s1Len; i++){
            if (check(s1CharFreq, s2CharFreq))
                return true;              
            s2CharFreq.put(s2.charAt(i + s1Len), s2CharFreq.getOrDefault(s2.charAt(i + s1Len), 0) + 1);
            s2CharFreq.put(s2.charAt(i), s2CharFreq.get(s2.charAt(i)) - 1);
        }
        return check(s1CharFreq, s2CharFreq);    
    }
    
    boolean check(Map<Character, Integer> s1Map, Map<Character, Integer> s2Map){
        for(Map.Entry<Character, Integer> s1Entry : s1Map.entrySet()){
            char s1Char = s1Entry.getKey();
            if(!s2Map.containsKey(s1Char) || s2Map.get(s1Char) != s1Entry.getValue())
                return false;
        }
        return true;
    }
}

Input:
s1 = "ckzviabspcfbabslodcxtzanlsnwbqrozvnfadhtskosxhxaxzwcthvirwivsfuyxgkdvvdmmaoohvnfegkzdajhzibfiuxvsihpseyyiapmgldyojfselzzudzrxcksvfoqoeimyfhnvidryqhhpvjawwpzspcfnvmewnhcbbbwfjifmcuspbrrjyhcusyiuydscwenyicdlfzaoaiudsdyjmhmzwmeaozheiaddevjrrgsfgqnyeoyxfvktctazsfizkynlookeorzmdvtloyfpbqjgzhjvykdthwkuubnbalrddjxpizysaptrinlytecouekkpsfzbjaitckodcdinydtaaakbntwbvrcabylllxtgtkdqfkjggvbrnxnvcsfpcutabvazyeqzitpwhhdpcxaklhbjrcsqzveytzbgoeqnyrbkvkfnlqhrnedjomfmkuadwabnzomgvtdypocbvipryedcxnrcrqwpefqducxxilhpoewlliilidxucjydpahcumngpekrlroftwpbaejfjmohnkulxdglcpcszpyqestonhxskshzmdkikjkeymddyiysmigvqjveocbabhcofwyseytwfgiqmufcqrugwofytxzwwwiwlxdshtamwneosotqbfjjdxmhjkmzcvpmkuumycqzvlmwvjdwkcikyewupwaotrseyomhuykdkohveftgqfoqjcnstlxdasnvimslmuqsqrhvbukyfvpswmlavtxegbcesxgzswwnslxymmrdwmpalcazukvyyotlvwvlishtgbmlznrmcjysjemwqfjgbehnowgjlvtgemlkkdqpxiuqwhqkqdkexoflxfescoblknurkntbpfqfiervqgeiasguycmjoyzyujgzdfjobrswjpxixmadnnkdtazbasmnnlbubokkvomtupdpqwnoddummmqbwbthfhqdgdawdwxlmgvelhefvqcrpxbkgvhyrpxmfivrvkkqfpxjhzqesiqoeanqzpvbgonwptzqgtajoiiphivxtefarwjyoklkxumrndswebdsgiipzrcunpnibmxwlkihnzlswaujflztxxnuhojrpkzldwhnuiizxalawskkvaplopthvzjrbqfwpwjfkzrhyciajdsaeusctnvajuubjiqdqsaqjxtxgxabpdwxzgiedyyeosfdbkairekywkilyksjratftctphompqoomxucysbzrpywjzumoiizklkooilgeapimiixawfgiszfqucihxfrtrwijyeiebudncwnxbnafohhhqaltksafjfegxlbbewetsyrtuxxlngffpcnyfdarqwznsuiuhvqshjpvbiqkxgfwyrkdlorlwgexfinunbfzifxlfufalbkyfdekhupuuflsetpbppaahwbtjpjguygpnavimbbaeikwjxurdxyfgmldgdbkyxzhvwlxzlpnpmzlyosvhngmuqkrvcsabhiahhguxuakphuaptbjfpxybqnlfazkagwlbvzcnzorpymafiwvtkjtilwihwoyelogtpdyipzkurqcghpdqgrfpnmrmahbkbyupxwooblaydongjrlnuhoikoyiexgzlzgonceyhfwypsgypilxcnkdhxvbfddnhvdicolrjyzttrymmcvoyswaszbbugsuuewhewtoxgnrbfqsysjqqcutoikssesxaohxxfxofiguvpgzfkimmqdjuyljlpndapzygidopwxnaetmmpyaqozybbpfqlonebiilvckmtyaommksfcrmdeyjjbjncmpruofaaccnvndkovjugcrzcwkbdhqdiwnvnavnngloshyataygyukrecamzftmeephucmofjgrzsexsprpdkazhmtaepqppgzjmxxzlpbkouqlhqcxdpaslrjrsnfbjvbekpyqsldzhxarpzbbjteudfwfjdipgcdwylorxivwbjkegazpcngzkokygjfnmfeumbetznsxsmyhccurqdzznvhrtawpklrrrbedqzkiczignlaoaiydezgktdecaxwxxecymbuisvhlcjlhmnpjuegnaawfxopvvkxihehquxzlveabigomeptsqbfurytjikpbtsotgfghadilylnimxcsvgtmzjgxjyhabtfawzmomctquctwnolglflghdugeutgdmkitunbkhgoceqyrzvwprotiysaiqcnwxflcjgjqobeskizjqqwihnmxyvbeeufyvouupnyuuyauxtmhtqlbgoacjdkvmuqohbkpctfwxvwlghevsuozrgxkrrrllnvjloeligxvnvzluxlajszgeilxdjaviawhlthtxuclqypgdiwgwrhynmzqghyzeednlmyepgxxvtmjsuprisbgyvcojhculwdkjmpmvueaftiujrmdqptrmlrwdyjtjlznuhftzmffbcqsjemrpjrqxtuxhlnqvckgcuvhswgtxonfljjwnexdafpjzwjdypdfwhwogikkpsvuckmgehcqmdecriamdqsdsxuhsdqenrpifzjnpvrbpvetatbmvsncltabzspzedumeclbxiqnsmdkbqfedikoalfsnxkhewwzyeqxlecfimvdpxdnvrtlxlxzakupknvchursvilyjyfxmvdeojclhjjwxtpqiogsfdnzchrlztvxmibbociiberaevpjmyqxvcicxuwkmyjlgxhvrjdqbjzdctzwidoplkvazhgsdbkavmrpfjgebydmloykqtxocdhcpwrtvawhofvwnohtwodppmcrbhvrvexzijiwgkptntyljvikjlzpjvpxaejfwzyldxrckbzylvhpqmjjeyatmrbcgozvcalcctngwuysjqmkmhjwmyyfxhdjswimahqzptrphtjekkabpgopfdnhwaclxzavftmswadgztxceonrkczurtdvxhabiafyzdbdbyorerekjzgpueihiamlscdndjjgqwdjsmeweqrfpypfrfsciclvrrqchnmtxscbvbbipzingkeopuvlnpqaeqidlpvusbkjhntvxbookqctymjmhqjvsnaiblmnofxphanpxspmkmxmyejooqpytdixgguonbpaipurpwwfqxrrtekvvtpgndabbvjcoxonxciuypxqcfolxirvafnmgsrcrenwyuxfekuqyfdtvhvmonvkstbmvygsbguiknltpixsebxktczniurulxpyxckrtmhpvgqpbvlqwvcqwaocalqtdwomgrjyvryodeikbeeebcrrkugliqgktoohsneynmfafykpmndfgwtpdwfrmicenyntbfyyntlqqrujfioycrhopgiadmsjcycucyuqvzufbvachmlwyfxspzrvkkvkhuykoqrwshzmyypmvosuezpsgtqtecayj"
s2 = "livsugnixbcmmajhinduvzfjzxtzneixibupxfezifaovcbowfayjtlcdsjogjytuczxbwluiktkdyecquebuvkgfobhpiqfbyckfbchvfkdowckrvuiblhbmubugrrovdhbyvevwetlusthiyxgtaqcdfytgbkrnnjifdslzntgnryqcmwkumdvqctymyffanmawobfihsfqmtqvivvouunsexpzcfmiituppwxgjyspyoeuspyystyneoonatbojiufzhhfeakqzeypaopkyscadbkzsnnjewgflysazhwaigicrzeccanemfmrvrdzxtcbuqvjblrynlhbmtkzhtiqnhrfclxovtijwucgvsreirqmhweoazxdyydksrchvizmljhdkekaxbqkleaolqnepijxpwbcxfadfsxswhzmmffsmoiyfosbwjjcgqpexddwizaiqpsaagwxkajdhqeyouihwlfrmnelakembxwcrvwqyaguvqewjczfmfqiqmjbqxcmfrpqoewszkomwckfgrlkannjefxsulbpkpxlvbrgwruvhdonuezoomvnyridrosfzhfvhmqbzdsfvjgfdqvafheuhveaqwrofhgkfobkkevdsqyumzrvapfjypvjsdzaxxwcnsbxasqewmkmucxbgjqntdsvrbndebttkoiznatcjgtgklljurkkdvpbrtbolvgrqwsnuoubhgvtmbakwgvxypndpqtireuvbdxfjcioqqsbfrqahqsfbwfnlkwobnqdbptxrizourrxyjejflgkbcwmrtttqeeqkyzrzdcfakwcfajhjfmcpnsbekwtzgpbwrotgsxopaemsnywoxsqxoyricgosfurfggulchgyoocivnkqytgbroijmaduoywbudtgwugekikebdadoygtmikcficifdcsvritesbvznlbrgbveudwzatarhbehowrrakimocgqyxzedhlqxzxtqloupbwbdvewcbehkmoahoykouhilivtxukqhwmyjjqmfxqybahsubfvnhctudtpxwsnwfmsamavjkqiabzzcqgqssygswavqpdtxfyognqybsogsbkzkktfjqebhitvqnawokacbkfkthqoammdscyvxgaaqyaplexhlwweambfwtylvihpdedshaeluxgthrejkgkvwrtyzpuygqghtlkmpnzkyjiwyuaqijkxttvdsxddfkmgnnlmamjumsbjmjxqkrgncrwyoyetdsmtanoasirkfklcsxukfdebnlbgobwgyqrthzwjbwpxuxmheplqyjaucgrptfewjahejsfypktnpafmlrzekbjqsgthrwbdxttitsqyglsjgnzmscncgvkooxdlxsmmugeeayicndgoagpfckerzuwdphqksijniyckzviabspcfbabslodcxtzanlsnwbqrozvnfadhtskosxhxaxzwcthvirwivsfuyxgkdvvdmmaoohvnfegkzdajhzibfiuxvsihpseyyiapmgldyojfselzzudzrxcksvfoqoeimyfhnvidryqhhpvjawwpzspcfnvmewnhcbbbwfjifmcuspbrrjyhcusyiuydscwenyicdlfznoaiudsdyjmcmzwmeaozheiaddevjrrgsfgqnyeoyxfvktctazsfizkynlookeorzmdvtloyfpbqjgzhjvykdthwkuubnbalrddjxpihysaptrinlytecouekkpsfzbjaitckodcdinydtaaakbntwbvrcasylllxtgtkdqfkjggvbanxnvcsfphutabvazyeqzitpwhhdpcxaklhbjrcsqzveytzbgoeqnyrbkvkfnlqhrnedjomfmkuadwabnzomgvtdypocbvipryedcxnrcrqwpefqducxxilhpoewlliilidxucjydpahcumagpekrlroftwpbaejfjmohnkulxdglcpcszpyqestonhxskshzmdkikjkeymdfyiysmigvqjveocbabhcofwyseytwfgiqmufcqrugwofytxzwwwiwlxdshtamwneosotqbfjjdxmhjkmzcvpmkuumycqzvlmwvjdwkcityewupwaotrseyomhuykdkohveftgqfoqjcnstlxdasnvimslmuqsqrhvbukyfvpswmlavtxegbcesxgzswwnslxymmrdwmpalcazukvyyotlvwvlishtgbmlznrmcjysjemwqfjgbehnowgjlvtgemlkkdqpxiuqwhqkqdkexoflxfescoblknurkntbpfqfiervqgeiesguycmjoyzyujgzdfjobrswjpxixmadnnkdtazbasmnnlbubokkvomtupdpqwnoddummmqbwbthfhqdgdawdwxlmgvelhefvqcrpxbkgvhyrpxmfivrvkkqfpxjhzqesiqoeanqzpvbgonwptzqgtajoiiphivxtefarwjyoklkxumrndswebdsghipzrcunpnibmxwlkihnzlswaujflztxxnuhojrpkzldwhnuiizxalawskkvaplopthvzjrbqfwpwjfkzrhyciajdsaeusctnvajuubjiqdqsaqjxtxgxabpdwxzgiedyyeosfdbkrirekywkilyksjratftctphompqoomxucysbzrpywjzumoiizklkooilgeapimiixawfgiszfqucihxfrtrwijyeiebudncwnxbnafohhhqaltksafjfegxlbbewetsyrtuxxlngffpcnyfdarqwznsuiuhvqshjpvbiqkxgfwyrkdlorlwgexfinunbfzifxlfufalbkyddekhupuuflsetpbppaahwbkjpjguygpnavimbbaeikwjxurdxyfgmldgdbkyxzhvwlxzlpnpmzlyosvhngmuqkrvcsabhiahhguxuakphuaptbjfpxybqnlfazkagwlbvzcnzorpymafiwvtkjtilwihwoyelogtpdyipzkurqcghpdqgrfpnmrmahbkbyupxwooblaydongjrlnuhoikoyiexgzlzgonceyhfwypsgypilxcnkdhxvbfddnhvdicolrjyzttrymmcvoyswaszbbugsuuewhawtoxgnrbfqsysjqqcutoikssesxaohxxfxofiguvpgzfkimmqdjuyljlpndapzygidopwxnaetmmpyaqozybbpfqlonebiilvckmtyaommksfcrmdeyjjbjncmpruofaaccnvndkovjugcrzcwkbdhqdiwnvnavnngloshyataygyukrecamzftmeephucmofjgrzsepsprpdkazhmtaepqppgzjmxxzlpbkouqlhqcxdpaslrjrsnfbjvbekpyqsldzhxarpzbbjteudfwfjdipgcdwylorxivwbjkegazpcngzkokygjfnmfeumbetznsxsmyhccurqdzznvhrtawpklrrrbedqzkiczignlaoaiydezgktdecaxwxxecymbuisvhlcjlhmnpjuegnaawfxopvvkxihehquxzlveabigomeptsqbfurytjikpbtsotgfghadilylnimxcsvgtmzjgxjyhabtfawzmomctquctwnolglflghdugeutgdmkitunbkhgoceqyrzvwprotiysaiqcnwnflcjgjqobeskizjqqwihnmxyvbeeufyvouupnyuuyauxtmhtqlbgoacjdkvmuqohbkpctfwxvwlgievsuozrgxkrrrllnvjloeligxvnvzluxlajszgeilxdjaviawhlthtxuclqypgdiwgwrhynmzqghyzeednlmyepgxxvtmjsuprisbgyvcojhculwdkjmpmvueaftiujrmdqptrmlrwdyjtjlznuhftzmffbcqsjemrpjrqxtuxhlnqvckgcuvhswgtxonfljjwnexdafpjzwjdypdfwhwogikkpsvuckmgehcqmdecriamdqsdsxuhsdqenrpifzjnpvrbpvetatbmvsncltabzspzedumeclbxiqnsmdkbqfedikoalfsnxkhewwzyeqxlecfimvdpxdnvrtlxlxzakupknvchursvilyjyfxmvdfojclhjjwxtpqiogsfdxzczrlztvxmibbociiberaevpjmyqxvcicxuwkmyjlgxhvrjdqbjzdctzwidoplkvazhgsdbkavmrpfjgebydmloykqtxocdhcpwrtvawhofvwnohtwodxpmcrbhvrvexzijiwgkptntyljvikjlzpjvpxaejfwzyldxrckbzylvhpqmjjeyatmrbcgozvcalcctngwuysjqmkmhjwmyyfxhdjswimahqzptrphtjekkabpgopfdnhwaclxzavftmswadgztxceonrkczurtdvxhabiafyzdbdbyorerekjzgpueihiamlscdndjjgqwdjsmeweqrfpypfrfsciclvrrqchnmtxscbvbbipzingkeopuvlnpqaeqidlpvusbkjhntvxbookqctymjmhqjvsnaiblmnofxphanpxspmkmxmyejooqpytdixgguonbpaipurpwwfqxrrtekvvtpgndabbvjcoxonxciuypxqcfolxirvafnmgsrcrenwyuxeekuqyfdtvhvmonvkbtbmvygsbguiknltpixsebxktczniurulxpyxckrtmhpvgqpbvlqwvcqwaocalqtdwomgrjyvryodeikbeeebcrrkugliqgktoohsneynmfafykpmndfgwtpdwfrmicenyntbfyyntlqqrujfioycrhopgiadmsjcycucyuqvzufbvachmlwyfxspzrvkkvkhuykoqrwshzmyypmvosuezpsgtqtecayjdasrysrmdewxmqntqmuavczczrcrzokjzqtiucdfmijfqkizfftxsddkdwlofkjbuhzodgzeslpezdifpdfktufgekrrbsxfeqduphoemwhncbblqkoyychuwlkjfxjmvdasfhwxnxjmstabgiujditpmpnojsfzpgqvupkdipphutiewfynvoxmdaloyxsksaxnyyizreshgejskhokarxddrrkoeglwledovrbarhkfcetrshiuucmbrtqjawsavbhuoijshkzcmogbjurybhwduushlmhjzgthhlvftpytayjzzbcxbtvozwhsmtkltgrugyfaoldnnswbohpsqvwbwtjcxeewsvfwpkwltxmomlwsylwvcmmrwjvvbbktqxnypfmhjigzaqacmprjfnooinkgbjzzwyuafxsmqdcmsxhbfoejjzxizufvfejrrcfaijqovlxdngkgwisvryevivawbcttftuxympktxbxotvdycxhfokmtdeqacdceffvhvjpnzfuhqslixvlcxehvbkritokoqqlbmkdkgflthhhdgiaidjjpvcatctiosolfqzcjmdppttztpklgosnshspna"

Expected Answer: true
My Answer: false