| Problem | Date | Difficulty |
|---|---|---|
| Montmort Number | March 9, 2024 | ☆ |
| Flail Chest | March 9, 2024 | ☆ |
| String Quartet | March 9, 2024 | ☆☆ |
| Long Floating Number | March 9, 2024 | ☆☆ |
| Object Eraser | March 9, 2024 | ☆☆☆ |
| Two Medics at CS Ball | March 9, 2024 | ☆☆☆ |
| Clinical Tutorial Groups | March 9, 2024 | ☆☆☆ |
| Tokyo Exploration | March 9, 2024 | ☆☆☆☆ |
| Simple Recursion | March 9, 2024 | ☆☆☆☆ |
| MABP | October 7, 2023 | ☆ |
| Power Quintet | October 7, 2023 | ☆ |
| Silver Ratio | October 7, 2023 | ☆☆ |
| f Naturaliser | October 7, 2023 | ☆☆ |
| Numeral Quartet | October 7, 2023 | ☆☆☆ |
| Proper Acronym 2 | October 7, 2023 | ☆☆☆ |
| Sigma XOR | October 7, 2023 | ☆☆☆ |
| Medical Students on Instagram | October 7, 2023 | ☆☆☆ |
| Concert Organiser | October 7, 2023 | ☆☆☆☆ |
| Mozart Index | April 1, 2023 | ☆ |
| Traffic Light Prediction | April 1, 2023 | ☆ |
| Greatest Common Multiple | April 1, 2023 | ☆☆ |
| Local Anaesthetics | April 1, 2023 | ☆☆ |
| Prime Walk | April 1, 2023 | ☆☆☆ |
| EZ Bar | April 1, 2023 | ☆☆☆ |
| Kay and Deyao in Disneyland | April 1, 2023 | ☆☆☆☆ |
| Rondon Underground | April 1, 2023 | ☆☆☆☆ |
| Trustworthy Confidence Interval | April 1, 2023 | ☆☆☆☆ |
| Sum of Dice | March 18, 2023 | ☆☆☆☆☆ |
| Five Dice | November 16, 2022 | ☆ |
| Uppercase Lower and Lowercase Upper | November 16, 2022 | ☆☆ |
| Maximise the Rectangle | November 16, 2022 | ☆☆ |
| Array Convergence | November 16, 2022 | ☆☆☆ |
| Friend and Friend of Friend | November 16, 2022 | ☆☆☆ |
| Produce ID | November 16, 2022 | ☆☆☆ |
| Within Half an Hour | November 16, 2022 | ☆☆☆☆ |
| Even Sum | November 2, 2022 | ☆ |
| Collect Coins | November 2, 2022 | ☆☆ |
| Earliest Date | November 2, 2022 | ☆☆ |
| Large Shift Caesar Cipher | November 2, 2022 | ☆☆☆ |
| Prime Factors of Factorial | November 2, 2022 | ☆☆☆ |
| Book Piano Room | November 2, 2022 | ☆☆☆☆ |
| Tricky Tribonacci | November 2, 2022 | ☆☆☆☆☆ |
| Proper Acronym | October 5, 2022 | ☆ |
| Power Variety | October 5, 2022 | ☆☆ |
| Incomplete Triangle | October 5, 2022 | ☆☆ |
| Kay's Favourite Numbers | October 5, 2022 | ☆☆☆ |
| Count Larger and Smaller | October 5, 2022 | ☆☆☆ |
| Ostracise Kay and Deyao | October 5, 2022 | ☆☆☆ |
| Leaders on Circle | October 5, 2022 | ☆☆☆☆ |
| Taxi Fare | September 12, 2022 | ☆ |
| What is Missing | September 12, 2022 | ☆☆ |
| Divisible by Both | September 12, 2022 | ☆☆ |
| Sum of Divisors | September 12, 2022 | ☆☆☆ |
| Triplets Divisible by 5 | September 12, 2022 | ☆☆☆ |
| Protein Master | September 12, 2022 | ☆☆☆☆ |
| Climbing a Ladder | September 4, 2022 | ☆☆☆☆☆ |