| Introduction | Network Attacks | 5 | |
| Introduction | Great Snakes | 3 | |
| Introduction | Finding Flags | 2 | |
| Mathematics | Successive Powers | 60 | |
| Mathematics | Chinese Remainder Theorem | 40 | |
| Mathematics | Legendre Symbol | 35 | |
| Mathematics | Quadratic Residues | 25 |
You are now level Current level