Solved by heywon

#	Title	# Solved	Avg. Tries
1935	후위 표기식2	10,873	2.06
1966	Printer Queue	38,402	1.70
2164	카드2	54,457	1.97
9012	Parenthesis	76,563	2.16
10828	스택	73,817	2.64

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