摘要:
Counterfeit DollarTime Limit: 1 SecMemory Limit: 64 MB Submit: 415Solved: 237DescriptionSally Jones has a dozen Voyageur silver dollars. However, only... 阅读全文
摘要:
Joseph Time Limit: 1 Sec Memory Limit: 64 MB Submit: 493 Solved: 311 Description The Joseph's problem is notoriously known. For those who are not fami 阅读全文