Sun Jul 26 18:52:01 2026

tsp_att48_test():
  matplotlib version: 3.5.1
  numpy version:      1.26.4
  python version:     3.10.12
  Test tsp_att48(), which returns the AT&T 48 city
  traveling salesperson problem challenge data.

  City coordinates:

   0      6734      1453
   1      2233        10
   2      5530      1424
   3       401       841
   4      3082      1644
   5      7608      4458
   6      7573      3716
   7      7265      1268
   8      6898      1885
   9      1112      2049
  10      5468      2606
  11      5989      2873
  12      4706      2674
  13      4612      2035
  14      6347      2683
  15      6107       669
  16      7611      5184
  17      7462      3590
  18      7732      4723
  19      5900      3561
  20      4483      3369
  21      6101      1110
  22      5199      2182
  23      1633      2809
  24      4307      2322
  25       675      1006
  26      7555      4819
  27      7541      3981
  28      3177       756
  29      7352      4506
  30      7545      2801
  31      3245      3305
  32      6426      3173
  33      4608      1198
  34        23      2216
  35      7248      3779
  36      7762      4595
  37      7392      2244
  38      3484      2829
  39      6271      2135
  40      4985       140
  41      1916      1569
  42      7280      4899
  43      7509      3239
  44        10      2676
  45      6807      2993
  46      5185      3258
  47      3023      1942

  Cost of round trip= 33523.70850743559
  Graphics saved as "att48.png"

tsp_att48_test():
  Normal end of execution.
Sun Jul 26 18:52:01 2026