Solved by tarastar

#	Title	# Solved	Avg. Tries
2557	Hello World STANDARD	365,171	2.54
10171	Cats STANDARD	189,635	2.79
10430	나머지 STANDARD	201,762	1.95
10810	공 넣기	51,792	1.92
10813	공 바꾸기	50,591	1.58
10869	사칙연산 STANDARD	234,820	2.24
11382	꼬마 정민 STANDARD	96,901	2.48

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