Solved by ksw1812

#	Title	# Solved	Avg. Tries
18870	좌표 압축	35,605	2.51
21736	헌내기는 친구가 필요해	7,746	1.67
25083	새싹 STANDARD	73,506	1.89
26561	Population	1,035	1.14
27323	직사각형	22,976	1.15
27866	문자와 문자열 STANDARD	58,064	1.48
27966	△	425	1.88
28702	FizzBuzz	6,026	1.61
30802	Welcome Kit	9,040	1.87
30804	Fruit Tanghulu	3,157	2.94
31403	$A + B - C$	10,610	1.59

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