摘要：
RailsTime Limit: 1000MS Memory Limit: 10000K Total Submissions: 24709 Accepted: 9698 DescriptionThere is a famous railway station in PopPush City. Cou... 阅读全文
摘要：
Throwing cards away ITime Limit:3000MS Memory Limit:0KB 64bit IO Format:%lld & %lluSubmitStatusDescriptionGiven is an ordered deck of n cards numbered... 阅读全文