Solved by cute_birds

#	Title	# Solved	Avg. Tries
2557	Hello World STANDARD	358,771	2.54
2698	Adjacent Bit Counts	1,647	1.29
2750	수 정렬하기 STANDARD	90,170	1.72
2751	수 정렬하기 2 STANDARD	77,697	3.18
3046	R2 STANDARD	35,545	1.31
7287	Registration STANDARD	62,811	1.92
10171	Cats STANDARD	186,115	2.79
10172	Dogs STANDARD	181,816	2.33
10699	오늘 날짜 STANDARD	36,869	1.85
10989	수 정렬하기 3 STANDARD	60,820	4.19
15969	행복	6,454	1.38

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