Solved by dongdong40

#	Title	# Solved	Avg. Tries
31403	$A + B - C$	10,475	1.58
27866	문자와 문자열 STANDARD	57,864	1.48
10869	사칙연산 STANDARD	228,641	2.24
9498	시험 성적 STANDARD	205,922	1.83
2558	A+B - 2 STANDARD	76,069	1.38
2438	별 찍기 - 1 STANDARD	185,810	1.61

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