Problems

Lineup Counting Queries

ID: usaco-2026-first-platinum-2

Hoof, Paper, Scissors Triples

ID: usaco-2026-first-platinum-1

Supervision

ID: usaco-2026-first-gold-3

Milk Buckets

ID: usaco-2026-first-gold-2

COW Traversals

ID: usaco-2026-first-gold-1

Sliding Window Summation

ID: usaco-2026-first-silver-3

Mooclear Reactor

ID: usaco-2026-first-silver-2

Lineup Queries

ID: usaco-2026-first-silver-1

Photoshoot

ID: usaco-2026-first-bronze-3

COW Splits

ID: usaco-2026-first-bronze-2

Chip Exchange

ID: usaco-2026-first-bronze-1

Package Pickup

ID: usaco-2025-open-platinum-3

Lazy Sort

ID: usaco-2025-open-platinum-2

Forklift Certified

ID: usaco-2025-open-platinum-1

OohMoo Milk

ID: usaco-2025-open-gold-3

Election Queries

ID: usaco-2025-open-gold-2

Moo Decomposition

ID: usaco-2025-open-gold-1

Ski Slope

ID: usaco-2025-open-silver-3

Compatible Pairs

ID: usaco-2025-open-silver-2

Sequence Construction

ID: usaco-2025-open-silver-1

It's Mooin' Time III

ID: usaco-2025-open-bronze-3

More Cow Photos

ID: usaco-2025-open-bronze-2

Hoof Paper Scissors Minus One

ID: usaco-2025-open-bronze-1

True or False Test

ID: usaco-2025-february-platinum-3

Transforming Pairs

ID: usaco-2025-february-platinum-2