Problem A
A Classy Problem — Problem Statistics

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Submissions	4648
Accepted submissions	923
Submission ratio	19.86%
Authors	967
Full solves [?]	708
Full solve Ratio	73.22%

#	User	Runtime	Language	Date
1	Zhang Jikun	0.03 s	C++	2022-06-29 18:33:35
2	Syx Pek	0.04 s	C++	2017-01-18 17:17:07
3	William Gan	0.04 s	C++	2017-01-19 05:07:58
4	Hans Kurnia Widjaja	0.05 s	C++	2019-03-22 08:13:52
5	Jalvin Chan Jia Xiang	0.05 s	C++	2019-03-23 09:08:19
6	Agus Sentosa Hermawan	0.06 s	C++	2017-01-23 05:11:46
7	Chan Zhi Zheng Amos	0.06 s	C++	2019-03-26 04:21:48
8	Hidden user	0.06 s	C++	2021-01-01 15:10:27
9	Ranald Lam	0.07 s	C++	2017-01-18 17:30:14
10	Govind Venugopalan	0.07 s	C++	2017-01-20 19:18:02

#	User	Runtime	Language	Date
1	Qi Ji	1.75 s	Haskell	2018-07-25 11:02:49

#	User	Runtime	Language	Date
1	Soo Qi Xuan Ian	0.19 s	Java	2020-10-19 20:38:41
2	Jeremias Nathanial Liew Yong Hui	0.33 s	Java	2019-11-24 16:23:35
3	Hidden user	0.40 s	Java	2021-09-21 11:48:27
4	Yao Feng	0.43 s	Java	2018-07-08 04:35:48
5	Kor Qian Fu	0.44 s	Java	2025-09-12 14:34:01
6	Tian Xiao	0.46 s	Java	2021-02-12 13:02:25
7	Marcus Phua	0.48 s	Java	2018-07-03 17:09:13
8	Ryan Lee Ting Zhern	0.49 s	Java	2020-05-10 18:34:19
9	Hidden user	0.49 s	Java	2021-02-16 13:23:35
10	Tay Jun Le	0.50 s	Java	2019-09-12 17:16:44

#	User	Runtime	Language	Date
1	Yang Chenglong	0.19 s	Python 3	2019-01-18 04:34:13
2	Koi Sze Ming	0.51 s	Python 3	2020-02-18 11:34:41
3	Hidden user	1.88 s	Python 3	2021-02-19 19:13:52

#	User	Length	Language	Date
1	William Gan	790	C++	2017-01-19 05:07:58
2	Ang Kiang Yang	886	C++	2019-03-23 12:08:58
3	Chan Zhi Zheng Amos	903	C++	2019-03-26 04:21:48
4	Lim Chee Seng Brian	945	C++	2019-03-20 10:51:12
5	Tee Hong Giap	946	C++	2019-03-19 17:33:55
6	Jalvin Chan Jia Xiang	969	C++	2019-03-23 09:08:19
7	Li Yao'an	970	C++	2017-01-18 16:44:11
8	Nicholas Novakovic	988	C++	2019-03-25 08:10:34
9	Hidden user	993	C++	2021-01-01 15:10:27
10	Wang Minwei	1055	C++	2017-01-20 16:19:39

#	User	Length	Language	Date
1	Qi Ji	1272	Haskell	2018-07-25 11:02:49

#	User	Length	Language	Date
1	Kiên Nguyễn Tiến Trung	926	Java	2017-01-21 21:37:35
2	Jonathan Ho Kai Jian	964	Java	2025-09-08 07:28:37
3	Chan Yong Chee	1341	Java	2024-11-21 06:58:21
4	Ang Zhen En	1402	Java	2020-02-20 19:16:31
5	Soo Qi Xuan Ian	1415	Java	2020-10-19 20:04:15
6	Lucas Ang	1428	Java	2025-02-10 06:58:56
7	Tadikamalla Vivek	1440	Java	2021-02-18 16:17:16
8	Samuel Hon Xu Ming	1445	Java	2021-07-02 16:11:44
9	Bryan Wang Peng Jun	1460	Java	2020-09-11 06:29:05
10	Qi Yifei	1466	Java	2021-02-14 14:06:48

#	User	Length	Language	Date
1	Yang Chenglong	615	Python 3	2019-01-18 04:34:13
2	Hidden user	643	Python 3	2021-02-19 19:13:52
3	Koi Sze Ming	870	Python 3	2020-02-18 11:34:41

Solution running time distribution