摘要：
Space Ant Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 4970 Accepted: 3100 Description The most exciting space discovery occurred at the 阅读全文
摘要：
Description Davy decided to start a weekend market stall where he sells his famous cakes. For the first market stall, Davy decided to bake n cakes. Ea 阅读全文