轮数：奇个队伍=N 偶数队伍=N-1 场次=（11+10）/2=55 1-0 0-7 2-0 0-8 2-11 8-6 3-1 9-7 3-10 9-5 4-11 10-6 4-9 10-4 5-10 11-5 5-8 11-3 6-9 1-4 6-7 1-2 7-8 2-3
