zyh2001

摘要： 题目描述 Bessie and the cows were playing games in the barn, but the power was reset and the lights were all turned off. Help the cows get all the lights 阅读全文

摘要： NOIP 2017 全真模拟冲刺 LRH&&XXY 题目名称 那些年 铁路计划 毁灭 题目类型 传统 传统 传统 可执行文件名 years trainfare destroy 输入文件名 years.in trainfare.in destroy.in 输出文件名 years.out trainfa 阅读全文