Solved by narakou

#	Title	# Solved	Avg. Tries
2557	Hello World STANDARD	369,273	2.53
2884	SPAVANAC	173,408	2.64
10828	스택	79,728	2.61
10869	사칙연산 STANDARD	237,791	2.24
11382	꼬마 정민 STANDARD	99,087	2.48

1