Solved by whiterisi

#	Title	# Solved	Avg. Tries
17626	Four Squares	12,109	2.28
18111	마인크래프트	14,885	4.16
18429	근손실	3,243	1.56
18787	Mad Scientist	524	1.45
18870	좌표 압축	35,239	2.52
25304	영수증	78,062	1.80

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