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

Testdata Results

Testdata no.	Subtasks	Time (ms)	Memory (KiB)	Verdict	Score
0	1 5	408	419992	Accepted	100
1	1 5	400	420056	Accepted	100
2	1 5	388	420020	Accepted	100
3	2 5	484	420060	Segmentation Fault	0
4	2 5	456	420072	Segmentation Fault	0
5	2 5	460	420132	Segmentation Fault	0
6	3 5	420	420196	Segmentation Fault	0
7	3 5	428	420164	Segmentation Fault	0
8	3 5	416	420188	Segmentation Fault	0
9	4 5	652	420068	Accepted	100
10	4 5	524	420000	Accepted	100
11	4 5	612	420036	Accepted	100
12	5	464	420000	Segmentation Fault	0
13	5	456	420020	Segmentation Fault	0
14	5	444	419912	Segmentation Fault	0
15	5	456	420224	Segmentation Fault	0
16	5	464	420168	Segmentation Fault	0
17	5	428	419996	Segmentation Fault	0

Problem