Solved by linuxguru

#	Title	# Solved	Avg. Tries
1463	1로 만들기 STANDARD	74,519	3.00
1931	회의실 배정	54,628	3.23
2557	Hello World STANDARD	353,723	2.54
9095	Adding 1s, 2s, and 3s	61,726	1.54

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