Solved by cozyyg

#	Title	# Solved	Avg. Tries
21032	Odd GCD Matching	41	1.20
21034	Go To Goal	21	2.43
21041	Largest Exotic Number	31	1.65
21042	Triangle of Safety	22	2.18
21044	Inverse Common Superstring	65	1.49
21045	Adding Numbers	13	3.38
21047	Array of Discord	50	2.20
21061	Beautiful Permutation	55	1.65
21069	Joyful Numbers	45	2.11
21088	Remove the Prime	70	7.24
21093	Extreme Wealth	13	7.46
21094	Discrete Logarithm is a Joke	86	1.12
21098	Composite Sequence	47	2.02
21099	Four XOR	183	2.08
21103	Maximum Subsequence	32	1.66
21105	New Financial Year	242	1.13
21122	Bank Security Unification	24	2.08
21130	Business Semiconductor Units	8	1.25
21131	Brilliant Sequence of Umbrellas	40	2.05
21135	Bad Packing	38	2.58
21139	Exam Manipulation	66	1.23
21146	Rating Problems	258	1.16
21147	Triangular Collection	33	1.36
21149	Unread Messages	43	2.16
21167	Curve Speed	213	2.00
21176	Smoothie Stand	56	1.64
21179	Derangement Rotations	22	2.64
21180	Reconstruct Sum	129	1.35
21184	New Maths	20	1.90
21185	Some Sum	634	1.68
21188	Birthday Paradox	9	1.33
21197	Stopwatch	292	1.15
21200	Forced Choice	216	1.11
21202	Conquest	37	1.68
21207	Train Boarding	49	1.71
21212	Cakes	381	1.14
21251	Premove Checkmate	8	1.63
21262	K Co-prime Permutation	33	1.18
21278	호석이 두 마리 치킨	1,396	2.04
21280	Förvirrad föreläsare	155	1.17
21291	ABC	34	2.65
21298	하이퍼 배열 돌리기	21	5.81
21300	Bottle Return	4,662	1.15
21305	Chocolate Bar Game	16	3.88
21310	Stern’s Sequence	17	1.12
21312	홀짝 칵테일	1,346	1.62
21313	문어	1,198	1.50
21316	스피카	501	1.40
21335	Another Eruption	1,172	1.21
21339	Contest Struggles	234	1.62

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