摘要: F - Trucking Time Limit:3000MS Memory Limit:0KB 64bit IO Format:%lld & %llu Submit Status F - Trucking Submit Status Description A certain local truck 阅读全文
posted @ 2016-07-22 21:14 快点说我帅 阅读(265) 评论(0) 推荐(0)
摘要: Dexter considers a permutation of first N natural numbers good if it doesn’t have x and x+1 appearingconsecutively, where (1 ≤ x < N). For example, for 阅读全文
posted @ 2016-07-22 19:01 快点说我帅 阅读(319) 评论(0) 推荐(0)