Solved by jinhan814

#	Title	# Solved	Avg. Tries
20929	중간	113	3.49
20930	우주 정거장	145	2.59
20931	혹 떼러 갔다 혹 붙여 온다	79	2.53
20932	약수 의식	78	1.64
20936	우선순위 계산기	63	3.14
20944	팰린드롬 척화비	1,766	1.22
20946	합성인수분해	326	4.59
20953	고고학자 예린	432	2.75
20955	민서의 응급 수술	1,097	2.70
20957	농부 비니	98	1.67
20959	Šifra	149	1.37
20970	Dance Mooves	119	1.94
20971	No Time to Paint	134	2.17
20972	Spaced Out	143	1.31
20973	Uddered but not Herd	536	1.63
20976	2 番目に大きい整数 (The Second Largest Integer)	1,812	1.17
20977	JOI ソート (JOI Sort)	270	1.17
20978	共通要素 (Common Elements)	156	1.29
21008	Social Justice	18	3.06
21009	Visible Trees	72	1.14
21022	Three Points for a Win	249	1.08
21035	Simple Operations in Matrix	99	1.12
21040	Maximum Subset	55	1.71
21044	Inverse Common Superstring	70	1.59
21059	Methodic Multiplication	101	1.15
21070	Königsberg Bridges	40	2.38
21071	Long Grid Covering	77	3.45
21094	Discrete Logarithm is a Joke	90	1.11
21099	Four XOR	192	2.05
21105	New Financial Year	273	1.15
21112	Easter Gift	22	1.45
21133	N-Queen 2	242	2.93
21141	Kth Subtree	31	4.61
21142	Longest Common Subsequence	45	1.38
21143	Magic Trick	147	1.13
21144	Missing Number	125	1.54
21146	Rating Problems	273	1.16
21154	Over the Hill, Part 1	36	1.69
21156	A Rank Problem	73	1.52
21167	Curve Speed	222	1.97
21180	Reconstruct Sum	134	1.34
21185	Some Sum	658	1.70
21189	On Average They're Purple	38	1.21
21191	This Ain't Your Grandpa's Checkerboard	70	1.17
21197	Stopwatch	304	1.14
21200	Forced Choice	228	1.11
21205	Vaccine Efficacy	52	1.54
21207	Train Boarding	51	1.73
21212	Cakes	386	1.14
21232	Comfortable Cows	93	3.47

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