poj 2240 Arbitrage(最短路问题)
摘要：
DescriptionArbitrage is the use of discrepancies in currency exchange rates to transform one unit of a currency into more than one unit of the same cu... 阅读全文
posted @ 2015-10-04 19:20 无谓的味道 阅读(272) 评论(0) 推荐(0) 编辑