Instance: rail507_50_50
| Instance | rail507_50_50 |
|---|---|
| Class | mixed integer |
| Type | |
| Best known objective | n.a. |
| Status | open |
| Difficulty | hard |
| Number of upper-level variables | 31510 |
| Number of integer upper-level variables | 0 |
| Number of binary upper-level variables | 31510 |
| Number of continuous upper-level variables | 0 |
| Number of lower-level variables | 31509 |
| Number of integer lower-level variables | 0 |
| Number of binary lower-level variables | 31499 |
| Number of continuous lower-level variables | 10 |
| Number of coupling constraints | 239 |
| Number of linking variables | 31361 |
| Number of continuous linking variables | 0 |
| Number of integer linking variables | 0 |
| Number of binary linking variables | 31361 |
| Number of upper-level constraints | 255 |
| Number of lower-level constraints | 254 |
| Number of linking constraints | 236 |
| Objective alignment | -1.0 |
| Tags | mixed integer, miplib2010 |
| Instance file (mps) | rail507_50_50.mps.gz |
| Instance file (aux) | rail507_50_50.aux |
| Solution file (json) | rail507_50_50.res.json |