2018年5月8日
CodeForces 834D The Bakery(线段树优化DP)
摘要： Some time ago Slastyona the Sweetmaid decided to open her own bakery! She bought required ingredients and a wonder-oven which can bake several types o 阅读全文
posted @ 2018-05-08 08:16 Styx-ferryman 阅读(255) 评论(0) 推荐(0) 编辑