| Task | Contact | Starry Night | Party Lamps |
|---|---|---|---|
| Directory | CONTACT | STARRY | PARTY |
| Program | CONTACT.EXE | STARRY.EXE | PARTY.EXE |
| Input file | CONTACT.IN | STARRY.IN | PARTY.IN |
| Output file | CONTACT.OUT | STARRY.OUT | PARTY.OUT |
| Maximum time | 20 seconds | 20 seconds | 20 seconds |
| Test cases | 5 | 5 | 5 |
| Points per test case | 20 | 30 | 20 |
| Total points | 100 | 150 | 100 |