WorldMachine @ 2024-09-21 19:10:09
by bamboo12345 @ 2024-09-21 19:14:22
二分图感觉都不好做吧（）
by Po7ed @ 2024-09-21 19:15:15
S 组第 15 题少数了两个，难绷
by cff_0102 @ 2024-09-21 19:16:50
S 组第 15 题少数了一个，难绷
by ZepX_D @ 2024-09-21 19:17:47
S 组第 15 题少数了零个，难绷
by Rosent @ 2024-09-21 19:18:39
S 组第 15 题少数了一个，难绷
by OldDriverTree @ 2024-09-21 19:20:19
S 组第 15 题少数了一个，难绷
by WorldMachine @ 2024-09-21 19:20:19
S 组第 15 题少数了一个，难绷
by EasonLiang @ 2024-09-21 19:22:52
那题找到两条不交路径各删一条枚举就好了，才9种很好数（
by wukaichen888 @ 2024-09-21 19:38:19
S 组第 15 题少数了零个，难绷
by Iniaugoty @ 2024-09-21 19:45:09
S 组第 15 题少数了零个，难绷