Solved by in2690

#	Title	# Solved	Avg. Tries
11726	2×n 타일링	55,200	2.71
14681	Quadrant Selection STANDARD	155,669	1.64
15552	빠른 A+B STANDARD	128,430	2.20
15964	이상한 기호 STANDARD	18,471	1.81
25083	새싹 STANDARD	71,827	1.89
27866	문자와 문자열 STANDARD	55,783	1.48

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