Solved by pbd0416

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	335,126	2.60
1001	A-B STANDARD	288,120	1.45
2557	Hello World STANDARD	370,355	2.53
2606	바이러스 STANDARD	65,998	2.16
9012	Parenthesis	83,447	2.14
10718	We love kriii STANDARD	183,437	1.53
10869	사칙연산 STANDARD	238,758	2.24
11726	2×n 타일링	58,346	2.71

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