2019年11月20日
C - Train Problem II——卡特兰数
摘要： 题目链接_HDU-1023 题目 As we all know the Train Problem I, the boss of the Ignatius Train Station want to know if all the trains come in strict-increasing o 阅读全文
posted @ 2019-11-20 21:08 HANGANG 阅读(153) 评论(0) 推荐(0)