Solved by ptj1327

#	Title	# Solved	Avg. Tries
18110	solved.ac	10,117	4.01
18870	좌표 압축	34,737	2.52
25083	새싹 STANDARD	71,725	1.89
27866	문자와 문자열 STANDARD	55,637	1.48
28702	FizzBuzz	5,235	1.60
30802	Welcome Kit	7,838	1.86
31403	$A + B - C$	9,269	1.58

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