Solved by pbd0416

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	314,980	2.58
1001	A-B STANDARD	270,415	1.44
2557	Hello World STANDARD	348,316	2.54
2606	바이러스 STANDARD	60,736	2.17
9012	Parenthesis	77,360	2.16
10718	We love kriii STANDARD	181,960	1.53
10869	사칙연산 STANDARD	222,616	2.23
11726	2×n 타일링	54,135	2.72

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