list of classical problems
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| ID | NAME | CODE | USERS | ACC % |
|---|---|---|---|---|
| 41507 | GCD Product Sum | GCDPRDSM | 43 | 31.33 |
| 41657 | GCD Goodness | GCDGOOD | 24 | 32.59 |
| 41790 | Spy Reloaded | SPY3 | 3 | 8.00 |
| 41823 | Martia Auris 3020 | MARTIA_AURIS | 6 | 50.00 |
| 41834 | Anagrams and GCD | ANAGCD | 10 | 8.73 |
| 41890 | Anagrams and Divisibility | ANADIV | 5 | 5.51 |
| 41944 | BitPlay69 | BT69 | 266 | 31.54 |
| 42049 | Maximum Sum of the Array | MASUM | 83 | 7.36 |
| 42340 | Bracket Check | BRCKTCHK | 189 | 31.49 |
| 42487 | The 3n + 1 problem | PCSKREAA | 3 | 16.13 |
| 42488 | Minesweeper | PCSKREAB | 5 | 40.00 |
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