Solved by zoeyourlife

#	Title	# Solved	Avg. Tries
14425	문자열 집합	26,388	1.85
14681	Quadrant Selection STANDARD	160,149	1.64
15552	빠른 A+B STANDARD	132,023	2.20
18108	1998년생인 내가 태국에서는 2541년생?!	130,010	1.57

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