Solved by fanlino

#	Title	# Solved	Avg. Tries
1759	Securing the Barn	26,885	2.23
1874	스택 수열	47,369	2.60
1920	수 찾기	59,804	3.29
1966	Printer Queue	38,472	1.70
1987	Letters	24,244	3.55
2798	JACK	74,673	2.04
2920	NOTE	53,733	1.74
10930	SHA-256 STANDARD	1,959	1.34

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