摘要: 快读快写 inline int read() { int x=0,f=1; char ch=getchar(); while(ch<'0'||ch>'9') { if(ch=='-') f=-1; ch=getchar(); } while(ch>='0' && ch<='9') x=x*10+ch 阅读全文
posted @ 2026-05-26 15:04 luobo215 阅读(17) 评论(0) 推荐(0)