随笔分类 - poj
摘要:Face The Right Way Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 4367 Accepted: 2025 Description Farmer John has arranged his N (1 ≤ N ≤
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摘要:Description Farmer John knows that an intellectually satisfied cow is a happy cow who will give more milk. He has arranged a brainy activity for cows
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