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题目链接:http://poj.org/problem?id=2478 Farey Sequence Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 19736 Accepted: 7962 Description The Far 阅读全文
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题目链接:http://poj.org/problem?id=2774 Long Long Message Time Limit: 4000MS Memory Limit: 131072K Total Submissions: 36338 Accepted: 14572 Case Time Limi 阅读全文
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题目链接:http://codeforces.com/problemset/problem/776/C C. Molly's Chemicals time limit per test 2.5 seconds memory limit per test 512 megabytes input sta 阅读全文