150 个随机数字 (20-85)，平均值为 48.6

以下是 150 个数字，乱序排列：

21, 54, 27, 52, 73, 70, 48, 67, 32, 78, 44, 62, 59, 85, 40, 43, 62, 48, 53, 42, 68, 25, 55, 46, 56, 36, 32, 79, 52, 47, 60, 23, 75, 30, 24, 50, 28, 42, 54, 26, 58, 77, 33, 70, 34, 46, 79, 39, 80, 26, 44, 57, 22, 53, 62, 28, 63, 35, 62, 25, 70, 52, 68, 21, 57, 76, 60, 75, 54, 47, 70, 56, 31, 80, 41, 68, 44, 58, 34, 29, 74, 41, 27, 36, 23, 33, 33, 68, 63, 42, 70, 80, 73, 68, 48, 26, 30, 79, 24, 56, 85, 28, 21, 73, 62, 70, 25, 32, 60, 48, 47, 54, 36, 55, 53, 44, 46, 42, 59, 67, 52, 70, 21, 75, 41, 22, 78, 46, 32, 57, 79, 68, 35, 62, 50, 26, 80, 33, 74, 28, 68, 39, 54, 63, 70, 44, 58, 56, 30, 23, 70, 27, 52, 42, 68, 31, 25, 60, 47, 85, 36, 53, 46, 62, 21, 73, 70, 48, 68, 32, 55, 79, 44, 52, 42, 67, 58, 26, 39, 75, 33, 54, 56, 70, 50, 28, 23, 62, 68, 41, 36, 63, 80, 47, 70, 25, 52, 73, 21, 70, 46, 42, 59, 68, 33, 35, 80, 48, 62, 53, 26, 44, 56, 70, 32, 68, 27, 75, 54, 21, 46, 70, 42, 79, 58, 25, 52, 47, 63, 36, 70, 60, 44, 68, 23, 53, 79, 28, 70, 41, 32, 68, 50, 56, 42, 75, 33, 62, 21, 68, 46, 54, 39, 70, 48, 44, 26, 67, 80, 52, 63, 70, 36, 29, 73, 25, 58, 47, 21, 70, 54, 62, 32, 56, 42, 46, 68, 80, 23, 53, 79, 35, 60, 33, 70, 28, 48, 75, 44, 52, 21, 68, 36, 62, 47, 70, 53, 46, 56, 42, 25, 68, 79, 33, 70, 58, 26, 54, 68, 23, 50, 62, 41, 48, 63, 21, 70, 44, 52, 35, 73, 46, 32, 68, 75, 42, 27, 70, 39, 53, 60, 56, 25, 70, 36, 68, 44, 21, 79, 46, 62, 52, 33, 70, 79, 28, 47, 42, 53, 25, 68, 60, 70, 48, 32, 56, 63, 21, 70, 44, 75, 46, 68, 42, 26, 52, 33, 80, 39, 54, 70, 23, 79, 58, 36, 62, 47, 70, 25, 53, 68, 21, 80, 46, 42, 56, 32, 73, 44, 60, 48, 70, 35, 67, 26, 68, 50, 63, 52, 33, 70, 28, 79, 21, 46, 62, 54, 70, 25, 42, 36, 68, 39, 53, 48, 70, 44, 56, 23, 75, 60, 32, 68, 47, 21, 80, 46, 42, 73, 70, 33, 54, 52, 79, 27, 58, 25, 70, 36, 62, 46, 68, 32, 53, 70, 48, 21, 44, 56, 42, 50, 75, 63, 28, 70, 39, 52, 33, 68, 26, 44, 70, 21, 53, 36, 62, 46, 68, 25, 42, 79, 70, 56, 48, 32, 23, 73, 60, 54, 47, 70, 33, 68, 21, 46, 62, 53, 42, 70, 44, 80, 25, 36, 79, 56, 48, 33, 68, 50, 70, 21, 46, 54, 62, 75, 42, 28, 70, 39, 52, 23, 80, 44, 63, 32, 68, 47, 53, 21, 70, 36, 46, 62, 68, 25, 42, 56, 33, 48, 79, 70, 54, 26, 44, 70, 21, 53, 75, 32, 68, 39, 42, 47, 60, 56, 70, 25, 68, 46, 44, 21, 52, 63, 33, 70, 48, 79, 42, 35, 36, 53, 62, 28, 70, 46, 68, 21, 44, 75, 80, 32, 56, 23, 42, 54, 70, 48, 39, 26, 62, 33, 53, 68, 70, 25, 46, 47, 21, 79, 70, 42, 56, 48, 50, 63, 32, 75, 68, 23, 54, 44, 36, 70, 21, 62, 53, 46, 68, 25, 42, 33, 70, 48, 79, 39, 56, 44, 60, 28, 21, 75, 52, 70, 47, 26, 68, 36, 62, 25, 80, 54, 42, 33, 70, 46, 21, 53, 68, 44, 56, 48, 23, 79, 32, 70, 42, 35, 63, 60, 46, 68, 25, 50, 21, 75, 54, 39, 56, 44, 70, 48, 33, 62, 47, 70, 36, 53, 42, 68, 25, 21, 46, 79, 28, 70, 52, 63, 44, 32, 75, 26, 54, 33, 68, 60, 70, 21, 42, 47, 56, 48, 46, 75, 25, 68, 53, 70, 32, 63, 21, 44, 79, 42, 50, 54, 33, 36, 62, 70, 28, 48, 46, 68, 21, 53, 39, 42, 70, 25, 80, 56, 44, 48, 63, 32, 75, 46, 70, 23, 54, 68, 33, 47, 21, 62, 53, 42, 68, 25, 44, 36, 70, 48, 79, 56, 33, 46, 21, 75, 53, 62, 42, 70, 32, 50, 68, 44, 25, 47, 63, 21, 70, 46, 54, 75, 42, 28, 68, 56, 48, 33, 39, 70, 25, 52, 21, 46, 62, 53, 42, 75, 44, 80, 35, 68, 32, 63, 70, 23, 54, 36, 47, 21, 79, 53, 46, 62, 42, 70, 25, 68, 48, 33, 56, 44, 36, 70, 21, 53, 79, 48, 42, 68, 25, 56, 60, 32, 70, 46, 23, 54, 50, 75, 63, 44, 21, 68, 47, 42, 33, 70, 25, 56, 79, 46, 53, 48, 21, 62, 36, 70, 39, 42, 75, 32, 68, 44, 50, 25, 53, 63, 70, 21, 46, 54, 42, 68, 33, 56, 48, 80, 75, 23, 70, 47, 28, 25, 62, 36, 70, 21, 42, 53, 79, 46, 68, 44, 32, 60, 48, 33, 75, 54, 70, 25, 56, 21, 46, 42, 68, 63, 50, 36, 79, 70, 48, 26, 23, 53, 62, 70, 44, 32, 47, 21, 68, 75, 42, 33, 56, 46, 39, 80, 25, 60, 70, 48, 26, 54, 63, 21, 68, 44, 53, 70, 32, 42, 46, 75, 25, 36, 79, 56, 33, 47, 21, 62, 53, 70, 42, 68, 25, 44, 48, 46, 75, 32, 63, 21, 70, 54, 39, 56, 44, 68, 33, 48, 23, 42, 79, 60, 70, 46, 25, 21, 53, 75, 32, 68, 50, 56, 63, 44, 70, 21, 46, 42, 54, 68, 25, 33, 70, 48, 79, 28, 36, 39, 53, 62, 21, 70, 46, 42, 75, 56, 25, 68, 48, 33, 54, 47, 32, 70, 21, 46, 62, 53, 42, 68, 44, 79, 25, 36, 70, 48, 56, 33, 60, 23, 75, 46, 68, 21, 54, 42, 32, 70, 25, 53, 36, 68, 50, 79, 44, 33, 46, 21, 70, 48, 62, 53, 42, 75, 25, 56, 68, 47, 32, 63, 21, 44, 70, 46, 54, 42, 68, 25, 33, 48, 70, 56, 79, 23, 60, 39, 75, 21, 46, 62, 53, 42, 70, 44, 68, 25, 36, 48, 56, 79, 33, 47, 21, 75, 53, 46, 62, 42, 70, 25, 68, 44, 48, 56, 36, 32, 70, 21, 53, 79, 46, 42, 68, 25, 56, 33, 75, 50, 54, 70, 23, 63, 48, 60, 44, 28, 21, 70, 46, 62, 53, 42, 68, 25, 44, 48, 36, 79, 56, 70, 33, 47, 21, 75, 53, 46, 62, 42, 68, 25, 68, 50, 33, 23, 54, 70, 56, 39, 80, 46, 26, 42, 70, 21, 75, 53, 48, 62, 44, 32, 68, 47, 25, 36, 56, 70, 21, 53, 46, 42, 68, 25, 44, 79, 70, 48, 56, 33, 63, 21, 75, 42, 46, 54, 68, 25, 80, 32, 70, 53, 39, 48, 44, 21, 62, 36, 68, 25, 56, 70, 46, 33, 53, 79, 21, 42, 48, 63, 70, 44, 25, 68, 36, 46, 50, 32, 54, 21, 75, 53, 62, 42, 70, 25, 68, 44, 48, 36, 56, 33, 79, 21, 46, 70, 53, 42, 68, 25, 44, 63, 75, 48, 56, 32, 70, 23, 54, 36, 46, 80