| | Case #1: abcd |
| | Case #2: abacac |
| | Case #3: IMPOSSIBLE |
| | Case #4: IMPOSSIBLE |
| | Case #5: abcd |
| | Case #6: ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff |
| | Case #7: afafafafbfcfdfeffbfbfcfdffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff |
| | Case #8: abaccfcccdeefffeffffbbfccbbfbedaffbefcdcfafcfe |
| | Case #9: IMPOSSIBLE |
| | Case #10: debbafdfacdfeccedfaddfaacfdadeeffeeceabccbdfdabafbceefbabeadffffeabaaebccebbdb |
| | Case #11: IMPOSSIBLE |
| | Case #12: ececbdbabcdadfecaaeaaecdcfacbdabbfbebdaecdcb |
| | Case #13: IMPOSSIBLE |
| | Case #14: aecbfaabfbddbaddcadcdcedbcebecefebddbbefbacffaebdacbfaaafbeabbcbaccbbcefddeefbcbceec |
| | Case #15: IMPOSSIBLE |
| | Case #16: cadebfbecfbdebfcabcbbfbfceadafeecedadec |
| | Case #17: IMPOSSIBLE |
| | Case #18: ddcbaaacaddadcdbdbebfcaeadaffbecdfcfecfbc |
| | Case #19: afeedbfcaabfeababddffddcfbfbdcaeeecf |
| | Case #20: aaadfacfefdffdbbefcaccebcccadfeccbbecbbdbecaadfacffaebeacddedcaddbceacdeeffffacdacedcdfbdee |
| | Case #21: IMPOSSIBLE |
| | Case #22: bcbcbabcacdefebdeaafeecebaebbebbfbadafefaabbccafd |
| | Case #23: IMPOSSIBLE |
| | Case #24: afffebaafdbebeadfbacadfbfecbefddbacdbaefeddb |
| | Case #25: IMPOSSIBLE |
| | Case #26: adedfedbddeeacbbfbaadfbfbadfcadbeacffdabd |
| | Case #27: IMPOSSIBLE |
| | Case #28: dbffabaaabefbccaeddaaefabcbfcefeeefefdababecafecababafaee |
| | Case #29: IMPOSSIBLE |
| | Case #30: ebfefbbbbedafccbfbcfcdededaaeb |
| | Case #31: cbbfbfabfebaafabefabbeddeccfccaabdeccbbfddadfec |
| | Case #32: beeefdacdfeacfbdfceecbfdfcbddbbeadfedbdabfecfccabbccedfeebffaadcfeadadcfbcbeeeaf |
| | Case #33: IMPOSSIBLE |
| | Case #34: addecbcafdfabaffacacfbfcdcaefaffbefefbaafceadedbfefebe |
| | Case #35: IMPOSSIBLE |
| | Case #36: affbefadfbeafbccdfbbafbdcbaaddadebadabbeaaaeeaeaddaccb |
| | Case #37: IMPOSSIBLE |
| | Case #38: bafdabecbaacaccaceadaafacdceeaceeebcefcadcaeecba |
| | Case #39: IMPOSSIBLE |
| | Case #40: afbbfaeadbdecbabeedaaebefeafcebadeddddbaebdebbaceaacdaebfdcbdcfcbaaecaccccffdefaebdeaabfccacfacfeabe |
| | Case #41: IMPOSSIBLE |
| | Case #42: aaccbceaadddcdeaeafbcfcbddfbbadabfaeaadeeeaeebbaacadeeaeeecfdfafcaedbbffceebabbebedcaeebffdadedbdffb |
| | Case #43: cdefaabdaaaaebcfbddefaecdaceeafced |
| | Case #44: ffbacbbc |
| | Case #45: IMPOSSIBLE |
| | Case #46: bbbdcfabbacbcbfcddfcbfbcfbdbaeabadcdddefeffbefdfedddfffcfddfdfdaaeaeaafbdcefedbbaeee |
| | Case #47: IMPOSSIBLE |
| | Case #48: ccdbdcefeffbfbaebbaffbecceffdaeacded |
| | Case #49: IMPOSSIBLE |
| | Case #50: eaacceefdefdacfebbbeeedd |
| | Case #51: IMPOSSIBLE |
| | Case #52: daacfdcdcafaffcbffdcacabdcaacffdbcaadaccbdcfacadadecdcdeecabedddacecabeabadecdceecfebdcafcadbddbbd |
| | Case #53: IMPOSSIBLE |
| | Case #54: cfbaafcaabdaafaeafffeabbdfdddcbeadba |
| | Case #55: IMPOSSIBLE |
| | Case #56: ecbfaebfebedbbbdeafacdcdfadeddfacadaafccedbeadebddabeadabdccafcdfbdacacbfabc |
| | Case #57: IMPOSSIBLE |
| | Case #58: daabacaacfabeebadaadaadaefabdaaecafaaeaebadbdbdeedbffa |
| | Case #59: aabcfedcaaffafacadaaaaadaacefaeafaccfadbaaddaabfbdbdbbabcaabbecdebdfbdcceaaecbbdfcafbc |
| | Case #60: addaaaeaaaaaaaadfadeaadaafeaaaaecdbabaafdbccaaacdbadbe |
| | Case #61: aeaeaaaacbbbfcaaadadcaacadabecbbaccaedfaafdbfafddfcd |
| | Case #62: aadebacdbeaacddededbdafbccaeaaccaffcecbabafaddafdeacda |
| | Case #63: IMPOSSIBLE |
| | Case #64: adfadadadabeadeabaebaeaacabbceacbadacfccbbeafadcdfcafefcdaeafbbadedaaaceeefaecefabbaddeaafafafda |
| | Case #65: aaaaaaebacbaaaeadaaeabdceaeaabcaafabadfaeddaaffccfecafffcfefcdecdbbdfadddeedfabeaeec |
| | Case #66: adbecbbeeabdaaeefbfefaafefcbceaaaaaadaaa |
| | Case #67: adeabdaddaaaacabeadafbdcbcfdedebaacbcceefadcefebbfbe |
| | Case #68: aadbdffecbdaadaaaaaaeaadaaaaddaaeafcaebdaabcadfaacafa |
| | Case #69: IMPOSSIBLE |
| | Case #70: afaeaaaaaacaaaaaeadacbaaaebdedafccaeccaaaffafdfbeefbdfbde |
| | Case #71: IMPOSSIBLE |
| | Case #72: aadaeacabcaacaaaaafcacabadadefcebdfa |
| | Case #73: IMPOSSIBLE |
| | Case #74: adadaeaacafecbdaafaadaacaa |
| | Case #75: IMPOSSIBLE |
| | Case #76: aaeaaaeaaaabcaafcf |
| | Case #77: dedcacafccfaedcbaabfaeecbaadfe |
| | Case #78: babaeaacaaaaaabeaaaaaaeecaacecccdedfffeef |
| | Case #79: aecacbcabcbafddbdabfaadfebedfaea |
| | Case #80: baaadceaaaaacabaacbaadbcfffaaaaaabfbadcbacadbceadbafaeafcfdadacfeadaedfcde |
| | Case #81: IMPOSSIBLE |
| | Case #82: daadaaadacafdabacaaaaacabbbddf |
| | Case #83: badacadcaadadfedcddafbadaaadfaefdcdcceadaeedc |
| | Case #84: ccaaaaaaacdcdecccaaafcaaaaddabcadaebeaaaaaaaaacaaadabaaaaaaaaacfabfedbaaaaafcafbceeeeeaddbbbaafd |
| | Case #85: IMPOSSIBLE |
| | Case #86: abaafeaacfafaaaabddae |
| | Case #87: fcadacdadbbcaededffaaf |
| | Case #88: eafaaaabaaaabaaaeaeaaaaaaaaafaaaaaafaacaaaafafaaffaaaaaaafaafbeceabaaaaacaebadebbadbbaadbaaaebbdbeaa |
| | Case #89: facfaabeadaaecabaaaaaffaacacafcaeadaababaefa |
| | Case #90: aaabadaaaaaaaaaaaaaaaaaaaaaaaeaaadabaaabcfadaaae |
| | Case #91: afeaaacfaaaaaaeabaaeaaabadaaaaefcbbaaeadabaaeaaafbddadcaffbeaeaaafcabafeaeeabcccafcfb |
| | Case #92: aaaaaaaaacaaabdaaaaaaaaaaaaabaaacadaaaacfafdbaaaaaafafaaacfeaabaafaaaaaadafb |
| | Case #93: adfaaaaaaaefacaabcaaaacdaaaaeacaaeffaaaaddadaaaaaabebbbbcfbeabcdfbda |
| | Case #94: aaacaacaaaeaaaaaaadabfd |
| | Case #95: addaaaaaaaebacaacaaaaaaaabacfcfeadaf |
| | Case #96: aaaaaaaebaaaaaaaabadafafea |
| | Case #97: IMPOSSIBLE |
| | Case #98: ecaecdaafaccfdcaeacddeaedfdcffbbeffbedaeeaffaac |
| | Case #99: IMPOSSIBLE |
| | Case #100: fdfeefaaafeccbdddecefbfaaeccffcbbbbe |
| | Case #101: IMPOSSIBLE |
| | Case #102: ebdafbbcdbfcfabeadfadedcaeebcfbed |
| | Case #103: IMPOSSIBLE |
| | Case #104: dfecfcbfabbeaaefdddadfbecadaafadcfbcafbefbabcbfebbfddbfaabfeecdfdbaccadbdbacdebcceaaccdb |
| | Case #105: IMPOSSIBLE |
| | Case #106: eeafbebdeebbcccefedfbaceadbfabaf |
| | Case #107: IMPOSSIBLE |
| |
|
