Solved by yong921

#	Title	# Solved	Avg. Tries
11720	숫자의 합 STANDARD	130,867	1.79
14681	Quadrant Selection STANDARD	158,251	1.64
15552	빠른 A+B STANDARD	130,500	2.20
15963	CASIO	8,818	1.55
15964	이상한 기호 STANDARD	18,984	1.81
25083	새싹 STANDARD	73,689	1.89
27866	문자와 문자열 STANDARD	58,306	1.48
31403	$A + B - C$	10,684	1.59

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