USACO 草鉴定Grass Cownoisseur

In an effort to better manage the grazing patterns of his cows, Farmer John has installed one-way <READ MORE>

USACO 2007MAR Face The Right Way

Time Limit: 2000MS Memory Limit: 65536K Total <READ MORE>

USACO 3.4 “破锣摇滚”乐队 Raucous Rockers

题目描述 你刚刚继承了流行的“破锣摇滚”乐队录制的尚未发表的N(1 <= N <= 20)首歌的版权。你打算从中精选一些歌曲,发行M(1 <= M <= <READ MORE>

USACO 低价购买 Buy Low

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USACO 牛的旅行 Cow Tours

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USACO 玉米田迷宫 Corn Maze

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[USACO07OCT] 障碍路线Obstacle Course

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