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X-factor Chains Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 6212 Accepted: 1928 Description Given a positive integer X, an X-factor cha 阅读全文
posted @ 2016-02-13 13:12
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Prime Path Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 15325 Accepted: 8634 Description The ministers of the cabinet were quite upset b 阅读全文
posted @ 2016-02-13 11:35
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