摘要: 2019.1.24 数据范围:$n include include include using namespace std; void read(int &x) { char ch; bool ok; for(ok=0,ch=getchar(); !isdigit(ch); ch=getchar() 阅读全文
posted @ 2019-01-24 16:04 蒟蒻--lichenxi 阅读(196) 评论(0) 推荐(0) 编辑