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A problem of Backtracking statistics & best solutions

Users accepted	Submissions	Accepted	Wrong Answer	Compile Error	Runtime Error	Time Limit Exceeded
557	3159	917	1013	328	100	568

RANK	DATE	USER	RESULT	TIME	MEM	LANG
141	2019-05-13 13:59:20	dragon_162	accepted	0.07	16M	CPP14
142	2019-05-25 22:27:51	noam527	accepted	0.07	16M	CPP14
143	2019-05-30 07:31:31	amy	accepted	0.07	15M	CPP14
144	2019-06-12 15:03:26	Bazo	accepted	0.07	15M	CPP14
145	2019-07-20 00:38:08	JustasLe	accepted	0.07	15M	CPP14
146	2019-09-06 14:30:24	rifat1704081	accepted	0.07	4.1M	CPP
147	2019-09-08 21:04:49	notjudged	accepted	0.07	4.4M	CPP14
148	2019-09-16 01:19:44	June	accepted	0.07	4.1M	CPP14
149	2019-10-25 11:43:48	stranger24	accepted	0.07	4.6M	CPP14
150	2020-01-21 06:03:27	r0ck1n70sh	accepted	0.07	4.6M	CPP
151	2020-10-02 00:45:29	KKOOPP	accepted	0.07	4.5M	CPP14-CLANG
152	2022-04-23 02:18:27	23qeawdsf	accepted	0.07	5.3M	CPP14-CLANG
153	2022-04-23 20:32:42	23qeawdsf	accepted	0.07	5.2M	CPP14
154	2023-03-27 23:34:17	Anna	accepted	0.07	5.4M	CPP14
155	2023-04-01 09:15:22	cesarisim0	accepted	0.07	5.4M	CPP14
156	2023-04-04 02:07:17	amaranta	accepted	0.07	5.2M	CPP14
157	2023-10-11 18:12:56	rezaul7081	accepted	0.07	5.3M	CPP14
158	2024-10-21 16:04:27	rod_comp7	accepted	0.07	5.2M	CPP14
159	2024-10-29 01:37:27	Aquele_Bot	accepted	0.07	5.2M	CPP14
160	2025-02-27 17:00:29	gg	accepted	0.07	5.1M	CPP