「USACO 2021 US Open Platinum」Routing Schemes
「USACO 2021 US Open Platinum」Balanced Subsets
「USACO 2021 US Open Platinum」United Cows of Farmer John
「USACO 2021.1 Platinum」Paint by Letters
「USACO 2021.1 Platinum」Sum of Distances
「USACO 2020.12 Platinum」Cowmistry
「USACO 2020.12 Platinum」Spaceship
「USACO 2020.12 Platinum」Sleeping Cows
「USACO 2020 US Open Platinum」Exercise
[USACO 2020 February Platinum]Help Yourself