aaaicdacbjfajachddjjacifadaecfahahbfdaeaiaiaaiffdaaigdafbgefajdgbaighiakfdbhbahbbbbbedbcibjbcifkbbdcaebbdgbbfccfbecbeceabeabgbeebejbehkkcehibeiakdhdhgbfaadikcebgehbhckijbibihahadkbjhakcabbkacbkghfgbkkbfkbjbcaaecihbcbhihbcccgfgjcdbfceedccgbiiifdcgfafgijacicjkkkchckgcdakbffcicdbdaebcdidbdbckcdddhhekdeagjhedajdegdgabbcdgbddgjccedgjddgibdgkaagdhajdfdhbediigddjahdhkjdjdjficadjkkdchkcidkcdkihgkebcbaedfbeccaibegedcgcaciedecjhacedfeeedcibjeeijkjgeefadabdgeefhacefhdcefdkefkkffajegkbjgiadehkaadjejdggeigkffaddbhfbgifakkfbdgkfbejjkfcbkhfdhkgfefgjfaefffabdbfgbafgfgjhaahdbifhffacfjafjhdiacfkhadfkkjggcaagcfafikjgcfckkbhgckfbifgdejkdgdjgechhdkgedggfaibkaigfbcgfcighdigfdaaggfhdgfkcaiaciggggkhjghdcehcecghfibcagkghkeghgihjakfeaagjbagdjegjegjhbcgjihcbjafkehcdajkchhghchdkdhffhfihfkifjhgbjbhkhgcjfdddbjhgjfaedfahhhhiababhkdbhhkeajhkhieabkiahagkdjcfiaibaibdiaghibegkckjhbibfgafehaibicchhjicggfejbidjiifihgdfigbhdbiiggbihiiieiaiiaijcbakddikcbikehdiiikggfkbikkegigjadigijajddbjdkkcbegbgjegfifdkdhjejekijgbgjgjgjjhbhfekjhfikejhkdcbjjjadjkbbafakfjkedbebfckbcjgdaekckdageeaakekddikdkegcckekakfaaejcikfckkaidekfiabkgfjbaaidkgkhbkgkhkidhhbbhkifbgckkjdeeibicdkjfdfeikkjgebedkkkadcfihkkakk