*** PE 81
Going to run floyd_warshall
floyd_warshall finished
min path sum 427337
matrix not printed - no info about paths
*** PE 82
Going to run floyd_warshall
floyd_warshall finished
min path sum 260324
matrix not printed - no info about paths
*** PE 83
Going to run floyd_warshall
floyd_warshall finished
min path sum 425185
matrix not printed - no info about paths
['./v2.py', '0081_matrix.txt']
['/home/i/dotfiles/bin/my_time.py', './v2.py', '0081_matrix.txt']
seconds:  825
or:  13m45s