Solved by chfhranswp

#	Title	# Solved	Avg. Tries
10869	사칙연산 STANDARD	233,828	2.24
10039	평균 점수	44,618	1.59
2753	윤년 STANDARD	187,538	1.94
2558	A+B - 2 STANDARD	77,465	1.39
2557	Hello World STANDARD	363,564	2.54
1712	손익분기점 STANDARD	57,960	3.53

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