Minimum Inversion Number hdu 1394
摘要：
Minimum Inversion NumberTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 1990Accepted Submission(s): 1188Problem DescriptionThe inversion number of a given number sequence a1, a2, ..., an is the number of pairs (ai, aj) that satisfy i < j and ai 阅读全文
posted @ 2011-08-17 00:41 more think, more gains 阅读(161) 评论(0) 推荐(0) 编辑
