s = 'cmpmbppqmqsqzzrrswrrnqrnqqjzjvzzqvzvjvnnlclrrjhrrrnggmgwwdhhfttmmjrjzrzrhrbrgbrbsbjbcjjvpjjcvjvttfwffjtffqqqldqllhthhljhllfffbfbzbczzznmznnrrtgrgppdcppdfpfjjrggpjgjwgjwgghdggzzshzhrhttmhhdqhqsqgglhljjbggjhggfsfvfggrmggwwbwvvwssqtqzqlqvlqqvtthjhjrjssclscsszhzbztbbdhdbbqfbqqvdqdjjjspsqslsnlljnljjhttdtbdttjpjggtfftlldpdzzqhzqqcwwvggmgmppmhpmpddgjjbzbmzmllndldblbwbswsbbmzzwnnpdndzznmnjnjmnnzwwrqwrqrvqvqmmbmhmzzdqqfnqqgnqqfppmnnqzzvvcfclcrrzfzrzttchttshsphshddrgdggvwgvwwjjzbbprrgwrrcttwbwpwfffqppwnpwpqwwwbmwwjrjprrrsfrfdfrddvdzvzqzgzmgmpgpmmpspdssdlsldsdwssgzgddttqpphllvbvccjzjppffsjsbbvnbvbttgwtgtftzzlhzzjvzvsvtsttfrfrsswpwnwccqtqrqqrhqhjhccpfpgpjgpprnprrscctddqmdqqncqctqqrpqrprwpwnwnrnccmfmdfmfdfnfdnnphhbhttsszgssvhhprprnrsrrvggdllvfvrvbrbsrbrpphhqbbhllpttjmttrstszzwllbsbzzgmzgzbzcbcbjcbbjdjpjtttwggqhhpzpzszqqzhqqhrhlrrrvnrnqrqgrqggzccnnjrrcmmzvmmvtmtltvvlzlmmbnmmbbclljnjhhbjbhbjbbfcbfcfbbqwwftfhttwvwhhwfwcffwvwmmwtwftfjttwdtwdtwttqnttmdtdjtdjjlzjzhjhwwnbbmdmhhjmhmjjwmmpsmmhrrfnnqrqjrrpmpjpzpbzpztppswsmsnnlnppscsgcgsccsfcctbtcctvcvhvjhhccppbrbcrbrmbmvmllnmllgfgmgdmmslmlrmllhttgrrsttlmmnrrrlqqsjjddzzsbsdbbrjbjvbbfwwwglljplpglltlztzvtzzmbzbmbmcchlchcnhccbhhhzrrglgmgwwwwrddvmmvdvvpjpnpspmpsmpsscrrphpdhdllrsspcspsqslsspbbmcbmmdhdwhwpphfhmmfhmhjmjrrhtrtffsddwsddwccvncczlzjzdjzddszdsstgtbthhjhddwppvhvvvwrvwrrpspjpvjjsmsccszzgpzzmjzmzvmvrmmgbglgppbfppvvqffgdgtgpgdgnghhbhgbbpbdbrrjrtjtggvzzvttwbwlbwbttrbttvdttpctcrtrccddfrrmqqjrqqsvqsqzsslnlggmrggnllvdvbvmbmsmwmfmvvdwvwbbnddvfvzzjppbpgpvgppblbzznsscwssqppgbbfwwfmfzzqqgnnjnffvbfvbbfllbhlltvtnvnbnsnddcjcbjbbjpbbhhjghhqjjlttnmmhwmhwwddlppsjppgtthllsclcvvlfvvvlzvlvcccrhrrvqrvvzrvzrrmqqbtbnnwssvhvtttnsttrnnghgdggmgdmmnbnhbhdbddvppvhvlvttzmttljlflvfvpfpwffqbffjllnvlltslsttrvrdrmddtwdwmmlplhlnlffmzzrssvsgsffzjfjcffrcrppzfzbbtltjljtjftfmmmrjmjqmjqmjqmjqjsqqhzzhdhrrcwwbcltfjdgmhvmqmmsclsdgmdqzcvzznwgtdbzgvlpzvdqrvwpmndtzmdpznnplmbvvmffdpbjztvzpwffvqbwmvbmtwjrdpngrftvgznmtzwzmsrvpgpzjcdwvnqplfgncgcdtjbhcqztgqpdhwlmrjbzhcfhnzqmpzzghzpfzbgwmlqztnbdnntgdcfssgzqndhfwdtrbpzbmqjgjflmcllscjnnnrzzsjhnwptjlbhpcwwhsvqqlvjzghnwvzmwtbjgwfgmpdfcjfswvqzwdbnvlwfbmdcjvgjcdhjfbjccsjqrgdrhrjnhgpvvfjqvfwqpgmgfsbsnlrfnbtpzljmzrjmjlldgbvvwbnpqgsnzzmswtwgshdlwhsttdjlhnnlgbprwltbppttctttftrmbjccvwtljqffrcpwnwjgcwjnhmphfsnbfdnfbvzqqlwbnjjdvplrjbflcrwjtrngwzznzhsmnwzfbpjrdmjlwzvrvrblrscjlrmswjpbrtjjbsgzwjnfwwgmnbbppqfnlmfsbpwbdnjmrcvqdhhvrrvmghlbbpfsqzsnbjvrvthnrhlttsnlbgvsdvsmncdglrgpsqjqthnlrhnzpnnjgvrnmdnrtjbmlppfppnmgjhtbzpztdmclgbqjzsgfjllplpnnmjhgpcfcpcmbnwjsdmfmrqvqvjfsrnqhbrzdvwcsmmjvqpjnzbgrhwcwggvvjzbrswplgvbbqhdlqptzjvzcznspjbpvfmgbcfjbgmztmqtlzmzzzpmcdmmvhvnphpcfwcmwqwwqvmwpwhhnspmhrdmjblzhhlphwldfclsfjbzhjglvllldnmtjtwqtztfcvjdngslhnsmmlwlpzdbrrthtwfpjfvfljddplfgnhcnwwmmpgwwspnsprsvprccwvvljwbqwrzqjmwfrnnjbrfsrglnrwdfnsswqwsbpplgnfnvvvhqwmtgsdwmvnzmbjpbscdtcrmsllljwlntjzpwqvvnznmfddtgrmqbdsczhtvjdwrwvjccrqnjlnqbvqhhvnmqmrmnqllcjzcjgzwctrntjsnhrwmcqzrwzzqgqlmbqczlgtmtwlztclhwcjsgbdlfrppwrpbnpgsjfhprvzjwnpdwsjwmdcbmljclcgcnsqcpzgvrrbnnhjhblgnpcbzbcdmgjmpmpcwwdngmggmfqcjcwrzblsfmrslbblhdlwjqrrgtnvcfsccbdgnjcztrblrwbrvdzcnnshwzzvgcqwpqmjzhzlllbtzmcqpnwwqqlcjtrrzfmdpmpblmwztwqdgbmtfggjwnmffzvszgdmhfvflthzmwqgqvgmldzpbwbdvrjldhbnzsthqsczttbbthzgzmmrcmzmzmjfrhbtmsbqrbnsnzzfpvwlwpszdptljqphrdznhbwbfdfhsrqnmlqdcdgbrbsmgwwbbjsmwhzgmqtmfbndzlmlvmrrvrmqbjqbhhqtvvgbhbmsrtljwmtnhtpwjvlrgqljvgpsfrwgdfbcwlmvfdrrlgwvvzvcftwpjhcplgwvqbzftjfbmmcpvrrsvbnwqdhtlsfcjzlrmwvgvgwpbffsrrpdpssqhqrqdglnwcqznzlqqvjzpsdnpwfqtfjqhqwvlfpwrqqmntcnnbfprlwrfdwstvbpjmjdbcdffmwvqbsdnvcgrtccvcfzpwjscmrtbbjjnmlcztbldfnwbqcpqlshthrcbdrfldcmhtgwrgqhnnglbzgdgglzjbgjtdvgzgrspjtbhpmzvpplgjpjbthmjtwqqzsslnfrtmpznbqvmccqccrtdvrssmdgrptsjglvrmlcwfllptczvpgwbdfbrnpzdzmpfjwdhqlsqlzlzrwcsmhcmjhhfhfvcdrzhsmqbwcfshslsnswpslbjnrzqllwbnddhrngmjqtnvhrjpcpmggvgqbwtwcmbvhnwggdrzfgmhhvpqzbvlghsvgmhngwdsrwlzffbpzqmfzvbhbjvqlcswhctpcqnptrvlwblnvpfbzsjnsdjnhqbzddsnthhcfbcvmqgfmvztlcwjbmdtgvgwqbqgdrvbgbnbcnqwzfzqpsgbvtwlphgvqlzshndcbffzcbllgzrzrnhdvqnvtndhcdslqbbhcdftlmnltmsmgfcgvmpbsljdbthjtqlfbmczznwcvfcsnftsnpzcwfqbfhjpswzfzfswfgtzplppsglsdncblddsmftmfdmmnsjjgg' print([i for i, x in enumerate(zip(s, s[1:], s[2:], s[3:])) if len(set(x))==4][0]+4) print([i for i, x in enumerate(zip(*(s[j:] for j in range(14)))) if len(set(x))==14][0]+14)