Solved by gurgle1014

#	Title	# Solved	Avg. Tries
11720	숫자의 합 STANDARD	127,597	1.79
14681	Quadrant Selection STANDARD	154,417	1.64
15552	빠른 A+B STANDARD	127,528	2.20
15964	이상한 기호 STANDARD	18,192	1.80
25083	새싹 STANDARD	71,000	1.89
27866	문자와 문자열 STANDARD	54,533	1.48
30802	Welcome Kit	7,349	1.85
31403	$A + B - C$	8,754	1.57

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