Tweak timings of exercises to better reflect teaching times #4967
| Job | Run time |
|---|---|
| 52s | |
| 20s | |
| 21s | |
| 1m 4s | |
| 48s | |
| 5s | |
| 48s | |
| 3s | |
| 42s | |
| 27s | |
| 2m 34s | |
| 2m 33s | |
| 2m 34s | |
| 2m 30s | |
| 2m 26s | |
| 2m 40s | |
| 3m 32s | |
| 2m 35s | |
| 2m 38s | |
| 2m 36s | |
| 2m 33s | |
| 2m 35s | |
| 2m 55s | |
| 2m 30s | |
| 2m 31s | |
| 2m 38s | |
| 2m 30s | |
| 2m 35s | |
| 3m 4s | |
| 2m 34s | |
| 58m 33s |