1.求中位数：58, 72, 24, 79, 49, 56, 20, 58
2.求中位数：82, 42, 42, 79, 91, 87, 82
3.求中位数：53, 48, 59, 43, 53, 33, 95, 53
4.求中位数：93, 50, 17, 68, 76, 45, 93
5.求中位数：94, 19, 74, 92, 31, 48, 94
6.求中位数：55, 94, 69, 67, 43, 10, 55
7.求中位数：12, 27, 66, 48, 36, 93, 12
8.求中位数：28, 93, 68, 49, 20, 64, 28
9.求中位数：15, 49, 84, 47, 24, 37, 50, 15
10.求中位数：47, 35, 62, 10, 33, 61, 47
11.求中位数：27, 29, 18, 73, 10, 35, 49, 27
12.求中位数：75, 27, 23, 46, 67, 29, 75