主345次围

=221==总共178次 {平均3.63次} ===
◆1次  12,39,46, (３)
◆2次  15,18,33,45,47, (５)
◆3次  02,07,10,13,17,19,23,25,29,34,36,37,40,49, (１４)
◆4次  04,06,08,11,14,16,20,21,27,35,38,41,43, (１３)
◆5次  01,03,09,22,24,26,28,30,31,32,42,44,48, (１３)
◆6次  05, (１)