tmp_get_zip_diff @ 2024-06-27 14:18:31
rt，就一个离散化的难度，怎么就成紫了，离散化后面没难度，就一个桶。
或者把数据加强点吧！
by DaydreamWarrior @ 2024-06-27 15:23:36
建议评黑，难度远高于 P4117 后面忘了
by aCssen @ 2024-06-27 15:27:30
?
by crz_qwq @ 2024-07-10 19:49:44
@10circle @chen_zhe @小粉兔
by crz_qwq @ 2024-07-10 19:54:41
@kkksc03