Solved by fanlino

#	Title	# Solved	Avg. Tries
1759	Securing the Barn	28,421	2.23
1874	스택 수열	50,799	2.58
1920	수 찾기	64,590	3.27
1966	Printer Queue	40,820	1.70
1987	Letters	26,005	3.52
2798	JACK	80,262	2.02
2920	NOTE	56,755	1.74
10930	SHA-256 STANDARD	1,978	1.34

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