答案:15:ACAAA 610:BCAAB 1115:DABAD 1620:DDCCA 2125:CDBCD 2630:DACAC3135:CAAAB 3640:DDDBC 4145:ACBBB 4650:CDCBC 5155:BDBAB 5660:CDBDC6165:DBABC 6670:DDABD71:BD 72:BDE 73:ABE 74:BC 75:CDE 76:BCD 77:AC 78:ABC 79:BC 80:ACDE 81:CD 82:ACDE 83: DE 84:ABD 85:BC 86:ACD 87:ABDE 88:ACDE 89:CE 90:ABCE 91:ACD 92:BD 93:ABD 94:BD 95:AE 96:ABDE97:CDE 98:BC 99:BCE 100:ABCE