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POJ 1787 Charlie's Change POJ 1787 Charlie's Change POJ 1787 Charlie's Change Description Charlie is a driver of Advanced Cargo Movement, Ltd. Charlie 阅读全文
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HDU 4281 Judges' response Problem Description The contest is running and the judges is busy watching the progress of the contest. Suddenly, N - 1 (N < 阅读全文
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D. Substring You are given a graph with n nodes and m directed edges. One lowercase letter is assigned to each node. We define a path's value as the n 阅读全文
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HDU - 2639 Bone Collector II The title of this problem is familiar,isn't it?yeah,if you had took part in the "Rookie Cup" competition,you must have se 阅读全文
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POJ 2184 Cow Exhibition Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 6899 Accepted: 2437 Description "Fat and docile, big and dumb, they 阅读全文