2018年3月11日
Codeforces Round #470 (Div. 2) A Protect Sheep （基础）输入输出的警示、边界处理
摘要： Bob is a farmer. He has a large pasture with many sheep. Recently, he has lost some of them due to wolf attacks. He thus decided to place some shepher 阅读全文
posted @ 2018-03-11 23:40 wrjlinkkkkkk 阅读(237) 评论(0) 推荐(0) 编辑