average: 52.63157894736842
variance: 122.39058171745182
[ 1, 2]: 84
[ 1, 3]: 51
[ 1, 4]: 60
[ 1, 5]: 54
[ 1, 6]: 52
[ 1, 7]: 48
[ 1, 8]: 51
[ 1, 9]: 46
[ 1, 10]: 48
[ 1, 11]: 34
[ 1, 12]: 60
[ 1, 13]: 46
[ 1, 14]: 55
[ 1, 15]: 60
[ 1, 16]: 57
[ 1, 17]: 54
[ 1, 18]: 59
[ 1, 19]: 46
[ 1, 20]: 75
[ 2, 3]: 78
[ 2, 4]: 58
[ 2, 5]: 47
[ 2, 6]: 61
[ 2, 7]: 61
[ 2, 8]: 49
[ 2, 9]: 47
[ 2, 10]: 42
[ 2, 11]: 50
[ 2, 12]: 42
[ 2, 13]: 43
[ 2, 14]: 66
[ 2, 15]: 47
[ 2, 16]: 48
[ 2, 17]: 48
[ 2, 18]: 55
[ 2, 19]: 46
[ 2, 20]: 58
[ 3, 4]: 92
[ 3, 5]: 53
[ 3, 6]: 57
[ 3, 7]: 52
[ 3, 8]: 35
[ 3, 9]: 39
[ 3, 10]: 50
[ 3, 11]: 49
[ 3, 12]: 43
[ 3, 13]: 37
[ 3, 14]: 54
[ 3, 15]: 50
[ 3, 16]: 46
[ 3, 17]: 55
[ 3, 18]: 69
[ 3, 19]: 55
[ 3, 20]: 53
[ 4, 5]: 75
[ 4, 6]: 64
[ 4, 7]: 50
[ 4, 8]: 44
[ 4, 9]: 42
[ 4, 10]: 47
[ 4, 11]: 54
[ 4, 12]: 47
[ 4, 13]: 45
[ 4, 14]: 41
[ 4, 15]: 53
[ 4, 16]: 58
[ 4, 17]: 60
[ 4, 18]: 60
[ 4, 19]: 49
[ 4, 20]: 55
[ 5, 6]: 65
[ 5, 7]: 60
[ 5, 8]: 44
[ 5, 9]: 48
[ 5, 10]: 38
[ 5, 11]: 50
[ 5, 12]: 60
[ 5, 13]: 48
[ 5, 14]: 47
[ 5, 15]: 53
[ 5, 16]: 41
[ 5, 17]: 58
[ 5, 18]: 50
[ 5, 19]: 52
[ 5, 20]: 46
[ 6, 7]: 89
[ 6, 8]: 53
[ 6, 9]: 46
[ 6, 10]: 54
[ 6, 11]: 51
[ 6, 12]: 50
[ 6, 13]: 59
[ 6, 14]: 56
[ 6, 15]: 48
[ 6, 16]: 41
[ 6, 17]: 52
[ 6, 18]: 48
[ 6, 19]: 54
[ 6, 20]: 59
[ 7, 8]: 91
[ 7, 9]: 51
[ 7, 10]: 47
[ 7, 11]: 49
[ 7, 12]: 54
[ 7, 13]: 44
[ 7, 14]: 50
[ 7, 15]: 43
[ 7, 16]: 47
[ 7, 17]: 62
[ 7, 18]: 53
[ 7, 19]: 53
[ 7, 20]: 50
[ 8, 9]: 82
[ 8, 10]: 45
[ 8, 11]: 46
[ 8, 12]: 57
[ 8, 13]: 55
[ 8, 14]: 43
[ 8, 15]: 49
[ 8, 16]: 42
[ 8, 17]: 54
[ 8, 18]: 59
[ 8, 19]: 56
[ 8, 20]: 47
[ 9, 10]: 80
[ 9, 11]: 49
[ 9, 12]: 58
[ 9, 13]: 57
[ 9, 14]: 53
[ 9, 15]: 40
[ 9, 16]: 35
[ 9, 17]: 59
[ 9, 18]: 33
[ 9, 19]: 44
[ 9, 20]: 51
[ 10, 11]: 76
[ 10, 12]: 42
[ 10, 13]: 39
[ 10, 14]: 48
[ 10, 15]: 40
[ 10, 16]: 49
[ 10, 17]: 44
[ 10, 18]: 59
[ 10, 19]: 49
[ 10, 20]: 39
[ 11, 12]: 80
[ 11, 13]: 55
[ 11, 14]: 64
[ 11, 15]: 51
[ 11, 16]: 49
[ 11, 17]: 49
[ 11, 18]: 49
[ 11, 19]: 45
[ 11, 20]: 33
[ 12, 13]: 84
[ 12, 14]: 51
[ 12, 15]: 57
[ 12, 16]: 40
[ 12, 17]: 47
[ 12, 18]: 41
[ 12, 19]: 40
[ 12, 20]: 41
[ 13, 14]: 66
[ 13, 15]: 55
[ 13, 16]: 53
[ 13, 17]: 54
[ 13, 18]: 51
[ 13, 19]: 43
[ 13, 20]: 47
[ 14, 15]: 69
[ 14, 16]: 44
[ 14, 17]: 46
[ 14, 18]: 53
[ 14, 19]: 47
[ 14, 20]: 46
[ 15, 16]: 59
[ 15, 17]: 47
[ 15, 18]: 48
[ 15, 19]: 55
[ 15, 20]: 39
[ 16, 17]: 80
[ 16, 18]: 69
[ 16, 19]: 48
[ 16, 20]: 48
[ 17, 18]: 77
[ 17, 19]: 45
[ 17, 20]: 45
[ 18, 19]: 64
[ 18, 20]: 38
[ 19, 20]: 76