Solved by ekthf2013

#	Title	# Solved	Avg. Tries
10951	A+B - 4 STANDARD	134,830	2.77
10952	A+B - 5 STANDARD	146,364	1.90
10998	A×B STANDARD	231,903	1.30
11021	A+B - 7 STANDARD	138,563	2.04
11022	A+B - 8 STANDARD	134,302	1.47
11659	구간 합 구하기 4	42,277	2.60
11720	숫자의 합 STANDARD	130,953	1.79
14681	Quadrant Selection STANDARD	158,308	1.64
25304	영수증	79,433	1.80

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