yayjune가 해결한 문제

#	제목	푼 사람 수	평균 시도
18785	Clock Tree	150	1.86
18788	Swapity Swap	318	2.79
18877	Social Distancing	375	2.66
18878	Cereal	169	2.56
19543	던전 지도	237	2.68
20922	겹치는 건 싫어	4,274	2.74
21814	United Cows of Farmer John	84	1.62
21815	Portals	61	1.51
21816	Permutation	42	1.55
21820	Acowdemia I	166	3.23
24401	Alien Integers	19	2.68
24622	Blocks	253	1.70
25180	썸 팰린드롬	299	2.19
26967	Making Friends	55	1.84
26972	Barn Tree	109	2.91
26973	Circular Barn	83	3.49
27384	Beast Bullies	20	2.80
27566	Blueberry Waffle	168	1.48
27569	Champernowne Count	44	1.18
27573	Creative Accounting	26	1.54
27577	Everything Is A Nail	20	2.00
28031	Milk Sum	71	1.90

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