fefaabfabacbccecfdfcbedbcfbadefccdcafbeeefebaedfffeaeabbafeadcefcdbebbaeefcaaedfdebbcebaaccfabfbaadaaefbfbbcdadddafdbebadcfeccdaedadadefadffdacafeccdadfccdedeafeddeccebcfecffadcdaaefaccdfccbefedbaedabddafeccfedcabfeedfabcaefbecabedebfaedabacaaadbafbdbdffbabbaddfcdcaeebbeedccfeecdcacaaafafaebdeaddaaabfcdbbabaeabfdcfafebbcbdfefaeadaacededcbdfadacddbefecbaaecbdabaeaacbaeabfdddffdbbaeedeefafeacbedefcffdbfadfcbcbdadcfefccdfabcaaaedaacffecacbabdafedcbfcdffbfaffccdcedbacfdbafdbcbefbbfeddbbeddaaacaecfdaffecbfadaebdcdcbedeeafaeeeffabbeccccbcacdbaddcbfceebbcacbeafffeddbabbfddfebdaeadceadacecdaeceabfabbeffaeddbadcfccbfdfbafdfcbbacbccbeabdbefacaddbbafdecbabdedaddafeabadfeeabbcfafcdafdfbedfbaadeeedceeadefebbbbbdeceedcdeafcbfacfddcffdbffdddeaccfadadefabcefeececbfcddbfcbbbbbdefcbafdcbeebbcabdafacdeedfdbfeebadeaccfabdbeacccaedaececeecffbceeddaaeadaeadcdacafefccefcfcdcecaefceffadeaaedeaddaabfeffedfeaaadbfdefdffeeebffcdbdbcafefafbdedbbffbeddbefacfcadbffabecfdaadbbfffddebcfdcbcafdbbedffdcabfcafffdfcfdba