Solved by mjh3044

#	Title	# Solved	Avg. Tries
2739	구구단 STANDARD	189,662	1.97
8393	Sum STANDARD	161,816	1.56
10871	X보다 작은 수 STANDARD	148,406	1.84
10950	A+B - 3 STANDARD	160,200	1.71

1