A.9個 B.10個 C.12個 D.15個
A.02,12,17,20 B.02,08,12,16 C.02,08,14,20 D.02,12,18,24
A.02,04,07,12,14,16,18,20 B.02,05,08,11,14,17,20,23 C.01,04,07,09,12,14,16,20 D.02,06,08,12,14,18,20,24