Solved by haru_i

#	Title	# Solved	Avg. Tries
1068	트리	15,214	3.38
1157	단어 공부	100,136	2.51
1269	대칭 차집합	20,038	1.54
1406	editor	25,651	3.72
1874	스택 수열	48,632	2.59
2557	Hello World STANDARD	352,585	2.54
2941	LJESNJAK	74,323	2.25
6542	Assistance Required	28	2.39
14797	Alphabet Cake (Small)	70	1.37
17298	오큰수	24,696	2.87
18882	Cowntact Tracing	114	3.69

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