Solved by tkdruddl20

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	327,480	2.59
1001	A-B STANDARD	281,548	1.45
1008	A/B STANDARD	232,834	2.89
1271	엄청난 부자2	23,676	2.86
1330	두 수 비교하기 STANDARD	205,905	2.01
2338	긴자리 계산	18,597	2.00
2420	Make a Difference STANDARD	31,861	2.16
2438	별 찍기 - 1 STANDARD	188,924	1.61
2557	Hello World STANDARD	361,687	2.54

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