Solved by w62826

#	Title	# Solved	Avg. Tries
20254	Site Score	5,590	1.10
25083	새싹 STANDARD	74,726	1.88
25304	영수증	80,579	1.80
25314	코딩은 체육과목 입니다	62,729	1.57
27389	Metronome	2,541	1.30
27866	문자와 문자열 STANDARD	59,574	1.48
30224	Lucky 7	1,925	1.31
30802	Welcome Kit	9,738	1.87
31403	$A + B - C$	11,324	1.59

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