Solved by deep_study

#	Title	# Solved	Avg. Tries
10953	A+B - 6	27,914	1.45
10828	스택	76,498	2.63
10171	Cats STANDARD	184,488	2.80
2884	SPAVANAC	166,565	2.64
2588	곱셈 STANDARD	170,448	2.15
2309	일곱 난쟁이	47,284	2.40
1463	1로 만들기 STANDARD	74,966	3.00
1330	두 수 비교하기 STANDARD	201,752	2.01

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