Solved by ent25d27

#	Title	# Solved	Avg. Tries
10872	팩토리얼	85,239	1.79
10950	A+B - 3 STANDARD	172,825	1.71
10998	A×B STANDARD	238,937	1.30
11720	숫자의 합 STANDARD	135,096	1.78
11721	열 개씩 끊어 출력하기 STANDARD	38,036	1.79
13241	LCM	15,348	1.58

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