Solved by arcadia2

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	331,127	2.59
1001	A-B STANDARD	284,718	1.45
1874	스택 수열	51,178	2.57
2557	Hello World STANDARD	365,968	2.54
4659	Easier Done than Said?	7,427	2.06
9012	Parenthesis	82,546	2.14
10828	스택	79,160	2.61

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