摘要:
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
摘要:
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