diff --git a/py-ver/06.py b/py-ver/06.py
new file mode 100644
index 0000000..9b66843
--- /dev/null
+++ b/py-ver/06.py
@@ -0,0 +1,19 @@
+with open("06.txt") as f:
+  data = f.read()
+ex_data = "mjqjpqmgbljsphdztnvjfqwrcgsmlb"
+ex2_data = "bvwbjplbgvbhsrlpgdmjqwftvncz"
+
+def solve(data, marker_len = 4):
+  for i in range(marker_len - 1, len(data)):
+    last4 = data[i-marker_len:i]
+    if len(set(last4)) == marker_len:
+      print(i)
+      break
+
+solve(ex_data)
+solve(ex2_data)
+solve(data)
+
+solve(ex_data, marker_len = 14)
+solve(ex2_data, marker_len = 14)
+solve(data, marker_len = 14)
diff --git a/py-ver/06.txt b/py-ver/06.txt
new file mode 100644
index 0000000..636557c
--- /dev/null
+++ b/py-ver/06.txt
@@ -0,0 +1 @@
+gzbzwzjwwrfftfrrbvvcbcvcffpssvhhzfzbfzzrbrtrcttnthnhsnhsnnclcpctpprwwgppppchhvvctvtsvswwcdcrrdzdhzdzvddvfvfjjlldvvfllfhlfhlhghnhghrgrsggvbbhdhffzggmttjqtjjgljjwtjwjggldlzzrfrpppjsjggqrrdbbgwgtwwwtqwtqqvccjnnhrhqqsnssjbssmjjbzjjqnqnlnjncjjzzqddfqqqnqvnqncqqmsshqqccssvpvllbbfvfmmmgzgdggtjgjtjbttngtnnhhfrfddmtmtftcftthvttwzwrzrbrgrbrqbqccmmtvtqvtqqzmzwmzzzsvzvhhhqlhqlqplpggvmvwmmshhnshsjszzljlnlrnllgddqllpmllsgswwqnqlnlqqlmqqvrqvrqrppvrrqwqhqllgjgcggsllqgllghlghhbvhhcvvbddvcvwwwzdzzfjjvcczbbwccjvccmvmfvfgfmfttwrttpmtmsszccjggcssmqsmsgszzfpphghvgvvcddtltwlwnnrbbfdbbtssrvvmwwjfflmlblwlrlmlwwhrhnhqnnvdvllzblzzndzdlzzhpprbrprnrzrjjlnlnrrjddgrrwrttcstsgshszzvgvfvpfpqfpfbpbfbwbmmzvvnnqvvqppzspzpzplldqlqsqlldmlmgmcmwmsmfsfzfdzzbpzzbbcwbbtppphlhshchjjszztctpprqppszzchcqczczddscsrstsntstjsjqjjfggvccgbggqhghrhppdldnlndnpddllgplgppnlpnnmwwglghhftfrtrqtqsszrssfjjzhzfhfssflfslsmmgrrcdrdnrdnnqznndrrbtrrmhrhbhsbsgsnslsqlqnncpccplpldpldppshsdssqdsqdsqdsdsdfsddchczhczcszcscffzhfzffpbbgttdhthnhnjnwnnwrrmwmlljzlzlzdzrrcvcbbsfstfsfnfqftqffgjfjzfjfsjswswccsvcvlccshhjpjcccnfnqqmsqmmrwmwjwswgsgjsjttmjmjttpqtqwttgmgfmmnbnrnpnwppgspggwnwqnqpqmmbmmnwnllbwwdqqzsqqtgttnrtrllcwcchpchcbhbpbnpbpsptpvtvzvrzzslljddjzjjmqmmdpmddcdzzrdrqddtctppwzzwrzrvzrvrzzjtztqqsmmcncllhmlmpmhgsrtrzjhjbtfvhmzpssfbjwcdshthnmmqmfhlhwcbbllwzbwfgfvzjcqblchzqqqgcgmpnbnnblhbcpgmvsbvtcmhsghldlhqlghgtpdvjflmjsmppdsvrjlwvhmwsmfvvdnzpmtfqjqpjdctnnrlfjfvdtmvdmhsczlfsqwfrqtlqwnzdzrcdzmhvrgwnjjtqjrqljhgcffglvhnsdssqdpfrfhtjwlqzvfjmpjnqhsjvndtstqjsqgcmgqdjvfqnlmtjlvcblndprmffrgqdnnncnlfflclgqbjbmsdqsjrmzpwtbqqqqsqmgthhjfqwzvcbqwlvdbffhcvncpldmchnptbnlbhmzrrjhzvzdrvtlhsnfnfdnvhlrlrmdcpnmvdwswctcqldszlvftqtwldrhmfjmfvcgjcdjsbjqjwdtslblwhqfvgrfcpnhszqqsfwbwcmvfvccvztdmcjqfjvdvmbdtcjvtwqpwsqjtdvpvvvsdrrvngmjztgjtnpdbmtlrbrjlwsdnthgzgpssgbzzrqvgblqhrtfbflnphvhpzmdfrwqvjjvcpsmdrqwdbzlpnqpmglgqzfhctrzdpzdthqgjtvpwcrlsmqnjwgzlnqbthvfswhjtrrsrswhbmnddgzmznvppbnmtjpzpdpmpzpmsgfstzldgmrtgplwwsbztphtcvdfgsqzqwrmlqpnhvpcqpfjpbrthrtwgqlfnrqcrpvhssjmhfgpnzzvlrlcbnpmddhtdvvfrrvprqrwbhfgvvltgrhrpwsdgvrlgthbztcgcfggtcfzqtlcdhpmcvpgcszslhpfrttnrdrqpqlgdfwtccmbhfrnlbhhmrtrjmzstbqhmtphzcpcllzsnghfvlwvzzvlqrjmfsvhrnjnvldgnbqvpjsmmphhrmhqrtcncmjwbdlqtrvmhgjrjsrddcpqnjhfmczfgwzspnrjfwvfdpdlcfpvctfrlspdwwlnpbvbglzsmgfsmrshsqgcvlfrvjssrglbwvvvgpvtqshbtqmzbnglflhhldtfzqssptrbnnzdqwqtstpftdqgmmhfjdlfwtmcmtmcgcvtfhzvsbllgbchvlhrgnvvbsnrwqrlvdqlcwwlgbjrvrzgcvljqzvdngtbhpnppjrzpmbwztzvnvrbfccfgvnqvrcmpdblngcvlwjwzpbbwmnslsdjmbrwbvnjsgcmsfvzvnwbzrrlzvgdnzcqqgggvmcwczjqnrddnzhlndgzjbvtbtjqdnlvlflqnfvjdmfstpdfqsgjdslgtpgdnvvpmfwvlqbmbgdrqjhdfhlmsdtfwpscsvdzmswszjfwqtsjqpfnjjlnsspvlgzwwtvwgdzfjjljfwbvfbvpglcqcdbdpshwcqzswbwhftbfqblzpqfmqpvzdjsrcqtvjntnhmlhmzllffcjsdnwpfzdglvlrhrljbrhjhgdnfcqcrccwrbbhrvqwrzlwjrrwzsfcwsvbqsjgtgpzqwlczljrtdhtzcgsfgqssdbjjmttdtzhrqtbqjtqfwmcpdftrfjmznpscsqmtfcdpcdjwcqjvmhngcqnmtmwfttcvpwgcnhhgnnbgjdvztzhczvqljjqwcmwcbvmqqjsfnmhtbtsvsnsfwfzgdvlctrgdvbjqpgfrrlsnppmvhfbbclprlvcssnvtsgftmlpqrpjzrrphrzltbtgfwjqqvbgqjdpdgqvzppfzcbhdbbjttcdzclsphtlzfvnfqgpmqvpzrqgpdnbmsrqgsnfdwpvndzmsllgmnrlhnnzldwshtrrsrsmdncwrcjnmcjlwbbfpzcwzvldtgvbcvhnbhgjgwjcvslrfcwbqlrqldvpcgnbwbzzncncftrgbrwchfrrtnpqsjbcpzvplnbqdgtvnnrcwwfvbdzdrsfspvtbhflhsbqmlsjvfmpvjbfvcrdmgrfqsmqgfrntfqnlqbvmsqtpncjrstspbqvfmddmhwsssdcddshmwdlscttmdzljtpwhzhzhwsdnmgjstfmlnqqvzzdqpqsjdsllswmqcjtnthwqnhbscrjdstljqgncjvjvlpfrtscrzrqghrdvdnbtnpshpldcchljzrzqjlwwscnphvrwlvzttcdjdrddgmvqpvdmttdqhwpfmslzvnrwlrrdttbhctgpgzjrmdwjbcmsprwggvmdmmltldgpbfnppnrpwcnpgtblccdvbsnfvgzmjppftvndmdslfshjvndfvvzjjlzhgfmhcggttrcrbrlwrqgjpchvhnjwqnbsnmftwszhzftglrfdvvnbcbzsslgmdchtrrrqqzhllrfhwfwbbdgfpdfwssmzcfcnzmrhfdddtdhfqmctsglqbwhwpnbdzbsfbbvvthrrgjvztjjwgjcgjntrddmmdldtmvjnwjbcqwfwvfhsrpchznhlqpcttqjffbrpbftftdjzlrqchmzrfgjrqlndfwfrghtsfsblcvtjmjrbfrwdgsgzmmjpdlbwzfscfsfcdqwdwnjwjbvvbptmfrqltmnlpbtrqspwdfmhnncqgtrtmbzhfmwrbcqhmmpmvprvwrjplspcmmspldmbgpbtmqjtrfcpfhcnpjbnlhjpzflstjqfqvzcnfgvrmtplndchffzrtfrqdpdnzrspddwmpzlfchrzzfcfvmbvfnlfwtfbvnffdqhljbvwwdtmszgrjtzwqdbgvvfphcnsdgvlmslqngfmsbrztrnpjprghmjffscbnfqwrvjjjtfzrmjtzbwdsmzgmbtjzvddhngmzvflwftblbzfd