New Problems 2020 全國賽、2021 全國模擬賽修復完成，2022 TOI 初選、2021 全國賽上線囉！
Rejudge Announcement 1877 測資已修正 & rejudge

Subtask no.	Testdata Range	Score
1	0~9	30 / 30
2	0~19	70 / 70

Testdata Results

Testdata no.	Subtasks	Time (ms)	Memory (KiB)	Verdict	Score
0	1 2	8	6168	Accepted	100
1	1 2	4	6020	Accepted	100
2	1 2	4	6420	Accepted	100
3	1 2	4	6248	Accepted	100
4	1 2	4	6244	Accepted	100
5	1 2	4	6112	Accepted	100
6	1 2	4	6192	Accepted	100
7	1 2	4	6152	Accepted	100
8	1 2	4	6096	Accepted	100
9	1 2	4	6276	Accepted	100
10	2	96	28552	Accepted	100
11	2	116	29052	Accepted	100
12	2	104	33212	Accepted	100
13	2	136	24440	Accepted	100
14	2	112	29632	Accepted	100
15	2	156	27832	Accepted	100
16	2	152	29436	Accepted	100
17	2	212	29212	Accepted	100
18	2	144	29404	Accepted	100
19	2	192	29204	Accepted	100

Problem