Solved by dlqls1223

#	Title	# Solved	Avg. Tries
10171	Cats STANDARD	188,091	2.79
10172	Dogs STANDARD	183,704	2.33
10871	X보다 작은 수 STANDARD	157,931	1.84
10998	A×B STANDARD	235,293	1.30
11047	동전 0	68,974	1.88
11651	좌표 정렬하기 2	52,149	1.49
11720	숫자의 합 STANDARD	133,390	1.78
31403	$A + B - C$	12,147	1.58

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