Solved by xiaowuc1

#	Title	# Solved	Avg. Tries
19622	회의실 배정 3	527	1.98
19628	Marshmallow Molecules	17	1.18
19629	Bad Codes	17	2.00
19634	Boring Lectures	8	1.75
19636	요요 시뮬레이션	319	3.52
19637	IF문 좀 대신 써줘	3,116	2.88
19638	센티와 마법의 뿅망치	1,427	3.03
19639	배틀로얄	215	4.19
19640	화장실의 규칙	455	2.76
19641	중첩 집합 모델	219	2.32
19642	TORIE	31	2.03
19644	좀비 떼가 기관총 진지에도 오다니	500	4.29
19645	햄최몇?	259	2.44
19646	Random Generator	210	1.55
19647	Unique Solution	66	2.24
19651	수열과 쿼리 39	141	4.45
19658	Labels	31	2.90
19663	Mountains	42	2.05
19669	Firefighting	23	2.30
19670	Pilot	44	2.32
19675	Sudoku Variant	39	1.15
19676	Holy cow, Vim! (Easy)	28	2.21
19677	Holy cow, Vim! (Hard)	24	2.58
19685	Palindromic FizzBuzz	123	1.38
19686	Lost Array	25	1.24
19689	Collecting Mushrooms	17	1.06
19691	Lightning Rod	4	4.00
19694	Sorting	37	4.65
19696	Knapsack	22	3.18
19697	Island	10	1.50
19698	헛간 청약	3,935	1.64
19699	소-난다!	771	2.49
19702	친구	48	5.40
19704	Best Place	16	1.63
19705	Roadside Advertisements	7	1.14
19706	Hotspot	13	3.46
19707	RMQ	26	2.42
19709	LunchBox	91	1.56
19718	King's Inspection	57	1.95
19719	Cash Gap	40	1.70
19725	Checking Answers to Test	33	2.15
19726	Magic Trick	26	2.54
19729	Valya and Letter	37	4.16
19733	Difficult Problems	47	2.02
19735	Flexible Segments	19	2.26
19737	Torus Travel	19	2.63
19740	How Many Tests	61	2.89
19741	Patterns	117	1.39
19744	Counting in the order	24	2.08
19745	Different digits	18	2.56

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