Solved by smdooley

#	Title	# Solved	Avg. Tries
1018	체스판 다시 칠하기	57,469	1.99
2557	Hello World STANDARD	362,413	2.54
11720	숫자의 합 STANDARD	133,622	1.78
18870	좌표 압축	36,986	2.50

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