Solved by hjiseong04

#	Title	# Solved	Avg. Tries
25083	새싹 STANDARD	69,589	1.89
25206	너의 평점은	27,086	2.28
25304	영수증	74,049	1.80
25314	코딩은 체육과목 입니다	56,458	1.56
25402	Query on a Tree	496	4.06
27866	문자와 문자열 STANDARD	52,617	1.48
28702	FizzBuzz	4,317	1.59
30802	Welcome Kit	6,353	1.84
30804	Fruit Tanghulu	2,239	2.93
31403	$A + B - C$	7,671	1.56

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