摘要: std写的什么玩意,这么复杂 #define ffp(x,y,z) for(ll (x) = (y);(x)<=(z);(x++)) #define ffs(x,y,z) for(ll (x) = (y);(x)>=(z);(x--)) #define pii pair<ll ,ll> #defin 阅读全文
posted @ 2025-07-19 10:55 粉紫系超人气月兔铃仙 阅读(19) 评论(0) 推荐(0)