Solved by koosaga

#	Title	# Solved	Avg. Tries
21152	Math Trade	18	1.56
21149	Unread Messages	43	2.16
21147	Triangular Collection	33	1.36
21146	Rating Problems	258	1.16
21144	Missing Number	115	1.53
21143	Magic Trick	142	1.13
21139	Exam Manipulation	66	1.23
21138	Dominating Duos	40	1.58
21136	Bitonic Ordering	32	2.00
21135	Bad Packing	38	2.58
21134	Ant Typing	41	1.93
21133	N-Queen 2	233	2.97
21132	Best Solution Unknown	37	1.84
21131	Brilliant Sequence of Umbrellas	40	2.05
21128	Burnished Security Updates	24	1.71
21127	Binary Supersonic Utahraptors	41	1.12
21125	Biological Software Utilities	15	1.07
21122	Bank Security Unification	24	2.08
21121	Brave Seekers of Unicorns	19	1.47
21120	Beautiful Sequence Unraveling	6	1.00
21117	Number of Colorful Matchings	21	3.86
21114	Into Cactus	15	1.53
21108	The Hash Table	6	1.17
21106	One More Problem About DFT	18	5.00
21105	New Financial Year	242	1.13
21104	Miner	23	1.91
21103	Maximum Subsequence	32	1.66
21102	Local Maxima	13	1.15
21101	GPA	35	2.26
21100	Game	34	2.41
21099	Four XOR	183	2.08
21098	Composite Sequence	47	2.02
21095	Best Subsequence	12	4.75
21094	Discrete Logarithm is a Joke	86	1.12
21093	Extreme Wealth	13	7.46
21092	Rectangle Painting	9	1.44
21091	Increasing or Decreasing	42	2.02
21090	Trade	23	3.65
21089	Excluded Min	18	2.89
21088	Remove the Prime	70	7.24
21086	Smol Vertex Cover	13	2.31
21084	Multiple?	16	1.44
21083	Lockout vs tourist	11	2.55
21082	Assignment Problem	10	1.30
21081	Wandering	36	1.31
21080	Revenue	3	1.33
21076	Longest Loose Segment	5	2.20
21071	Long Grid Covering	77	3.45
21069	Joyful Numbers	45	2.11
21068	Interesting Scoring Systems	20	3.35

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