Problem A
Pivot — Problem Statistics

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Submissions	1480
Accepted submissions	482
Submission ratio	32.57%
Authors	487
Full solves [?]	434
Full solve Ratio	89.12%

#	User	Runtime	Language	Date
1	Chen Shenghao	0.00 s	C++	2019-01-20 12:53:18
2	Mark Wong Tau Yew	0.00 s	C++	2019-09-20 18:29:41
3	Hidden user	0.00 s	C++	2019-09-20 18:30:28
4	Jiang Yue	0.01 s	C++	2018-04-11 18:35:06
5	Robin Christopher Yu	0.01 s	C++	2018-04-11 20:20:26
6	Shaun Thium	0.01 s	C++	2018-04-12 11:18:18
7	Qing Hao Chu	0.01 s	C++	2018-04-12 21:10:14
8	Si Jie Lin	0.01 s	C++	2018-04-13 14:39:14
9	Cheng Hang	0.01 s	C++	2018-04-14 16:53:15
10	Juho Lee	0.01 s	C++	2018-04-15 23:44:11

#	User	Runtime	Language	Date
1	Jiang Qin Hua	0.07 s	Java	2018-07-10 08:49:18
2	Chen Shenghao	0.10 s	Java	2019-01-27 07:02:34
3	Niu Xinyuan	0.12 s	Java	2018-07-10 05:36:36
4	Jessica Lam	0.14 s	Java	2018-07-10 10:21:56
5	Mohideen Imran Khan	0.15 s	Java	2018-07-10 05:22:08
6	Wu Zhen Rong	0.15 s	Java	2018-07-10 05:22:59
7	Marcus Phua	0.15 s	Java	2018-07-10 05:34:00
8	Tan Jin Jie	0.15 s	Java	2018-07-10 05:53:42
9	Ng Yuan Yun Nigel	0.15 s	Java	2018-07-10 06:04:52
10	Yuen KaiYang	0.15 s	Java	2018-07-10 06:59:04

#	User	Runtime	Language	Date
1	Adrian Luah Jun Kang	0.06 s	Python 3	2026-02-09 17:17:11
2	Li Jiaru	0.06 s	Python 3	2026-02-21 02:54:46
3	YANG HAIRUOLIN	0.06 s	Python 3	2026-02-21 03:18:17
4	Chong Zhen Yang	0.06 s	Python 3	2026-02-21 06:13:40
5	HU XIAOZHANG	0.06 s	Python 3	2026-02-21 07:23:37
6	Alen Reuel	0.06 s	Python 3	2026-02-21 08:38:32
7	Liaw Jian Wei Jayden	0.06 s	Python 3	2026-02-21 14:34:37
8	Huang Yu	0.06 s	Python 3	2026-02-21 14:43:54
9	LEE EN YI JAVIER	0.06 s	Python 3	2026-02-22 04:46:37
10	CHEN LIUYI	0.06 s	Python 3	2026-02-22 14:20:42

#	User	Length	Language	Date
1	Jeremy Lim	410	C++	2024-01-23 04:30:57
2	Hidden user	451	C++	2026-02-23 09:22:55
3	TAN BOON LEONG	453	C++	2026-03-01 10:22:01
4	Timotius Jason	454	C++	2021-02-17 09:07:21
5	Isaac Lai Yin Chung	458	C++	2024-01-13 04:44:40
6	Jalvin Chan Jia Xiang	463	C++	2019-12-22 15:57:58
7	Pakorn Ueareeworakul	470	C++	2018-04-18 11:41:38
8	Lee Chang Feng	475	C++	2026-02-23 10:59:09
9	Hidden user	503	C++	2019-09-12 20:05:34
10	Vincent Tandya	505	C++	2019-09-12 11:05:36

#	User	Length	Language	Date
1	Hidden user	676	Java	2019-03-31 17:26:44
2	leow jit yong	767	Java	2019-03-21 08:44:49
3	Daryl Chua	796	Java	2018-07-10 05:48:43
4	CHEN XIAOYU	840	Java	2024-01-31 06:42:18
5	Hidden user	860	Java	2019-03-20 10:37:12
6	Teo Yue Yang	906	Java	2018-07-10 08:07:48
7	Lee Wei Ming	932	Java	2024-01-29 13:07:25
8	Kevin Toh Zheng Ying	959	Java	2024-02-01 02:21:39
9	Hidden user	963	Java	2019-02-19 14:54:43
10	Nah Choon Yan	964	Java	2024-01-18 05:11:47

#	User	Length	Language	Date
1	Peter Haw	245	Python 3	2024-01-22 07:01:24
2	Li Jiaru	272	Python 3	2026-02-21 02:54:46
3	CHEN LIUYI	308	Python 3	2026-02-22 14:20:42
4	Yang Yundan	309	Python 3	2026-03-01 11:13:46
5	Jonathan Quek Wei-Wen	324	Python 3	2026-02-26 17:15:46
6	LI ZEYI	325	Python 3	2026-03-02 19:03:42
7	Huang Yu	331	Python 3	2026-02-21 15:43:36
8	Hidden user	342	Python 3	2026-03-01 17:45:18
9	Gao LeHeng	344	Python 3	2026-03-03 09:14:29
10	Hidden user	349	Python 3	2026-03-02 17:35:24

Solution running time distribution