Solved by mjh3044

#	Title	# Solved	Avg. Tries
10950	A+B - 3 STANDARD	162,362	1.71
10871	X보다 작은 수 STANDARD	150,343	1.84
8393	Sum STANDARD	163,792	1.56
2739	구구단 STANDARD	192,099	1.97

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