Solved by math_rabbit_1028

#	Title	# Solved	Avg. Tries
20023	Advertisement Matching	35	2.46
19943	조명등	254	5.13
19938	Stations	81	2.57
19937	Counting Mushrooms	33	9.55
19928	Sky Walking	21	1.95
19927	Vision Program	54	1.50
19914	Arranging Shoes	91	1.97
19911	Классные парты	15	7.60
19908	Экспресс 20/19	12	5.17
19850	2×M 타일링	32	2.91
19684	Chess Rush	6	2.83
19679	Fancy Fence	42	3.50
19405	Exclusive Training	32	3.84
19237	어른 상어	4,432	2.48
19100	Shuffle	56	1.41
18963	Phone Call	22	6.27
18938	Stone Catch Game	15	20.80
18855	Treatment Project	42	1.86
18770	Unstable Materials	20	2.80
18704	Awesome Shawarma	15	2.00
18628	Jigglypuff	25	2.04
18480	Four Elements	19	3.84
18448	Best Subsequence	48	3.60
18437	회사 문화 5	481	2.56
18266	Meetings	125	4.11
18248	제야의 종	333	2.46
18247	겨울왕국 티켓 예매	1,420	1.74
18208	True/False Worksheet	17	2.41
18186	라면 사기 (Large)	1,346	3.29
18185	라면 사기 (Small)	2,430	3.23
18180	Saba1000kg	30	2.30
18115	카드 놓기	2,494	1.86
17965	Absolute Game	127	1.42
17794	Automatic Accountant	31	1.90
17731	Historical Research	83	4.36
17730	Growing Vegetables is Fun	28	2.93
17709	Toilets	51	1.92
17644	Magic Tree	38	2.00
17642	Dynamic Diameter	75	3.00
17641	Cubeword	19	1.68
17623	괄호	437	2.52
17622	타일 교체	177	4.27
17621	물채우기	85	5.08
17619	개구리 점프	1,433	3.62
17618	신기한 수	2,649	1.69
17616	등수 찾기	1,245	2.18
17613	점프	596	2.49
17612	쇼핑몰	1,243	2.72
17611	직각다각형	935	2.70
17610	양팔저울	2,024	2.43

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