Solved by ksy040405

#	Title	# Solved	Avg. Tries
10869	사칙연산 STANDARD	215,302	2.22
9498	시험 성적 STANDARD	194,331	1.82
2750	수 정렬하기 STANDARD	84,325	1.72
2557	Hello World STANDARD	338,504	2.54
2439	별 찍기 - 2 STANDARD	160,525	1.79

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