Mata
XY = (49,48,8,1,2,6,12,16\47,76,13,5,14,14,30,27\11,40,13,0,10,21,16,16\9,52,9,0,2,5,17,8\69,63,15,2,7,11,26,17\35,82,14,2,15,21,34,25\6,71,21,0,1,20,23,18\8,68,8,0,0,10,19,14\49,74,11,0,0,7,16,13\8,70,15,3,2,21,26,25\47,70,15,8,16,15,35,24\6,61,11,5,4,7,15,14\14,54,12,1,12,13,27,21\30,55,13,2,1,12,20,17\4,54,10,3,12,20,26,22\24,40,14,0,2,5,14,8\19,66,13,7,12,21,35,27\45,54,10,0,6,6,14,16\22,64,14,12,8,19,27,26\16,47,16,3,9,15,18,10\32,48,16,0,7,9,14,18\37,52,14,4,6,20,26,26\47,74,19,4,9,14,23,23\5,57,12,0,2,4,11,8\6,57,10,0,1,16,15,17\60,80,11,3,8,18,28,21\58,78,13,1,18,19,34,23\6,70,16,2,11,9,23,11\16,47,14,0,10,7,12,8\45,94,19,8,10,28,32,32\9,63,11,2,12,5,25,14\69,76,16,7,11,18,29,21\35,59,11,2,5,10,23,24\19,55,8,0,1,14,19,12\58,74,14,1,0,10,18,18\58,71,17,6,4,23,31,26\79,54,14,0,6,6,15,14)
Stata
#delimit ;
mat XY = (
49,48,8,1,2,6,12,16\
47,76,13,5,14,14,30,27\
11,40,13,0,10,21,16,16\
9,52,9,0,2,5,17,8\
69,63,15,2,7,11,26,17\
35,82,14,2,15,21,34,25\
6,71,21,0,1,20,23,18\
8,68,8,0,0,10,19,14\
49,74,11,0,0,7,16,13\
8,70,15,3,2,21,26,25\
47,70,15,8,16,15,35,24\
6,61,11,5,4,7,15,14\
14,54,12,1,12,13,27,21\
30,55,13,2,1,12,20,17\
4,54,10,3,12,20,26,22\
24,40,14,0,2,5,14,8\
19,66,13,7,12,21,35,27\
45,54,10,0,6,6,14,16\
22,64,14,12,8,19,27,26\
16,47,16,3,9,15,18,10\
32,48,16,0,7,9,14,18\
37,52,14,4,6,20,26,26\
47,74,19,4,9,14,23,23\
5,57,12,0,2,4,11,8\
6,57,10,0,1,16,15,17\
60,80,11,3,8,18,28,21\
58,78,13,1,18,19,34,23\
6,70,16,2,11,9,23,11\
16,47,14,0,10,7,12,8\
45,94,19,8,10,28,32,32\
9,63,11,2,12,5,25,14\
69,76,16,7,11,18,29,21\
35,59,11,2,5,10,23,24\
19,55,8,0,1,14,19,12\
58,74,14,1,0,10,18,18\
58,71,17,6,4,23,31,26\
79,54,14,0,6,6,15,14);
#delimit cr
SAS IML
XY = {
49 48 8 1 2 6 12 16,
47 76 13 5 14 14 30 27,
11 40 13 0 10 21 16 16,
9 52 9 0 2 5 17 8,
69 63 15 2 7 11 26 17,
35 82 14 2 15 21 34 25,
6 71 21 0 1 20 23 18,
8 68 8 0 0 10 19 14,
49 74 11 0 0 7 16 13,
8 70 15 3 2 21 26 25,
47 70 15 8 16 15 35 24,
6 61 11 5 4 7 15 14,
14 54 12 1 12 13 27 21,
30 55 13 2 1 12 20 17,
4 54 10 3 12 20 26 22,
24 40 14 0 2 5 14 8,
19 66 13 7 12 21 35 27,
45 54 10 0 6 6 14 16,
22 64 14 12 8 19 27 26,
16 47 16 3 9 15 18 10,
32 48 16 0 7 9 14 18,
37 52 14 4 6 20 26 26,
47 74 19 4 9 14 23 23,
5 57 12 0 2 4 11 8,
6 57 10 0 1 16 15 17,
60 80 11 3 8 18 28 21,
58 78 13 1 18 19 34 23,
6 70 16 2 11 9 23 11,
16 47 14 0 10 7 12 8,
45 94 19 8 10 28 32 32,
9 63 11 2 12 5 25 14,
69 76 16 7 11 18 29 21,
35 59 11 2 5 10 23 24,
19 55 8 0 1 14 19 12,
58 74 14 1 0 10 18 18,
58 71 17 6 4 23 31 26,
79 54 14 0 6 6 15 14};