Solved by qhwh1029

#	Title	# Solved	Avg. Tries
14681	Quadrant Selection STANDARD	157,012	1.64
15552	빠른 A+B STANDARD	129,509	2.20
15596	정수 N개의 합	61,838	1.98
25304	영수증	78,272	1.80

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