try add astar in classic_solvers.py; add some functions in utils.py to support NetworkX and GraphML formats #469
| Job | Run time |
|---|---|
| 2h 57m 27s | |
| 2h 9m 50s | |
| 2h 1m 45s | |
| 2h 0m 18s | |
| 1h 55m 56s | |
| 11h 5m 16s |
| Job | Run time |
|---|---|
| 2h 57m 27s | |
| 2h 9m 50s | |
| 2h 1m 45s | |
| 2h 0m 18s | |
| 1h 55m 56s | |
| 11h 5m 16s |