摘要：
The Cow Lineup Time Limit: 1000MS Memory Limit: 30000K Total Submissions: 5587 Accepted: 3311 DescriptionFarmer John’s N cows (1 #inc... 阅读全文
摘要：
Median Weight Bead Time Limit: 1000MS Memory Limit: 30000K Total Submissions: 3162 Accepted: 1630 DescriptionThere are N beads which ... 阅读全文