Problems by Liam Keliher

Languages
1-D Frogger (Easy)0.001505295110221%3.6Mediumen
1-D Frogger (Hard)0.0347236323088%8.8Harden
AVL++0.002811212319%6.5Harden
Bike Gears0.0088145433023%5.0Mediumen
Canonical Coin Systems0.012106709142421%4.7Mediumen
Divisibility Shortcut0.0013145917338%4.3Mediumen
Doubleplusgood0.0111589751457%2.8Mediumen
Feistel Fun0.002321163732%8.4Harden
Fractal Area0.0078125857346%2.8Mediumen
Greedy Polygons0.00891395100072%1.7Easyen
Greedy Polygons Revisited0.0041433112939%5.5Harden
Groupthink0.00397964749%4.6Mediumen
Hangman0.00675208295657%1.6Easyen
Impossible Prices0.0036150810020%7.7Harden
Less vs. Fewer0.0013378642654%2.2Easyen
Litespace0.001427107626324%5.1Mediumen
Lonely Strings0.1128627343%5.3Mediumen
Luhn's Checksum Algorithm0.00864328226052%1.8Easyen
Meeting Points0.012204297317%5.5Harden
Nested Shapes0.0037822941%5.3Mediumen
Ocean's Anti-110.00574149150536%2.6Easyen
Ocean's Anti-11 (Hard)0.0134876120126%7.8Harden
Off-World Records0.0060846071%1.7Easyen
Office Number0.34315231252%5.2Mediumen
Pandemic Shopping0.003993188928%7.1Harden
Parent Gap0.004569036453%2.6Easyen
Party Game0.0033330211739%4.4Mediumen
Prime Bitcount0.0613322085727%6.0Harden
Real Manhattan Distance0.00111058610%7.1Harden
Round Trips0.05102660922136%5.7Harden
Royal Family Tree0.00511632743%4.4Mediumen
School Spirit0.001052213139563%1.8Easyen
Shortlex0.001328811038%4.3Mediumen
Taxi Driver0.0210081825731%4.9Mediumen
The Wrath of Kahn0.0396067214221%6.9Harden
UTF-80.0012468329143%2.2Easyen