exam slots per day

Hi, here is the distribution of slots (45min each). I tried to allocated it according to preferences (some people said, they prefer this day or that etc, the rest I randomly distributed).

** Friday 23.05, room Postscript 2458

|-------+-------|
| 09:00 | 15003 |
| 09:45 | 15011 |
| 10:30 | 15010 |
| 11:45 | 15005 |
|-------+-------|
| 12:30 |       |
|-------+-------|
| 13:00 | 15013 |
| 13:45 | 15008 |
 

** Monday 26.05, room CAML 3438

|-------+-------|
| 09:00 | 15002 |
| 09:45 | 15009 |
| 10:30 | 15006 |
| 11:45 | 15001 |
|-------+-------|
| 12:30 |       |
|-------+-------|
| 13:00 | 15004 |
| 13:45 | 15012 |
| 14:30 | 15007 |