数据范围有误
查看原帖
数据范围有误
448887
cancan123456楼主2025/6/19 15:59

1N1001\le N\le 100

1S2001\le S\le 200

200Ai,Bi,Ci,Di200-200\le A_i,B_i,C_i,D_i\le200

(Ai,Bi)(Ci,Di)(A_i,B_i)\ne(C_i,D_i)

2025/6/19 15:59
加载中...