Solved by koosaga

#	Title	# Solved	Avg. Tries
8087	XOR Gates	12	1.25
8088	Airports	19	1.95
8091	Petrol	5	2.20
8093	Credibility of Witnesses	5	1.20
8094	Canoes	60	1.90
8095	The Number of N-k-special Sets	21	2.57
8096	Monochromatic Triangles	106	1.12
8098	Lecture Halls Reservation	44	1.66
8101	Rods	30	3.63
8102	Castle	2	1.00
8103	Rooks	43	1.93
8104	Fibonacci Words	18	3.17
8106	Agents	18	3.11
8107	Boxes	4	1.25
8108	Knights	8	2.38
8109	Word Equalizing	9	1.11
8111	Ones And Zeros	1,037	1.73
8112	Ones And Zeros 2	317	3.11
8117	Triangles	76	1.54
8118	Board Covering	10	1.10
8119	Polygon	14	2.07
8120	Coding of Permutations	63	1.51
8121	Step Traversing a Tree	28	1.29
8123	The Concatenation of Words	4	1.25
8124	Job Scheduling	10	1.30
8125	Professor Szu	38	5.82
8127	Schools	32	1.59
8128	Subway	45	6.42
8129	The Invasion	29	3.72
8130	The Postman	19	12.95
8131	Ploughing	122	4.55
8133	Aesthetic Text	26	2.85
8134	Crystals	7	7.43
8135	Teddies	12	2.42
8136	Palindromes	24	4.92
8137	Sophie	18	7.94
8138	Tourist Attractions	31	5.97
8140	Trees	6	2.67
8141	Axes of Symmetry	21	2.86
8142	Ridges and Valleys	44	1.93
8143	The Flood	23	1.74
8145	Megalopolis	72	2.47
8146	Tetris Attack	48	2.48
8149	Weights	72	2.57
8150	Driving Exam	24	3.29
8155	Postering	65	1.48
8158	Blockade	19	2.32
8159	BBB	15	3.80
8160	Trains	6	1.67
8161	Mafia	15	3.27

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