Solved by juggorr

#	Title	# Solved	Avg. Tries
1010	다리 놓기	43,307	2.08
1009	분산처리	23,629	4.10
1008	A/B STANDARD	225,965	2.90
1001	A-B STANDARD	274,055	1.44
1000	A+B STANDARD	319,124	2.58

1234