Solved by osakaymca

#	Title	# Solved	Avg. Tries
2420	Make a Difference STANDARD	30,881	2.16
1330	두 수 비교하기 STANDARD	201,870	2.01
1008	A/B STANDARD	228,534	2.90
1001	A-B STANDARD	276,893	1.44
1000	A+B STANDARD	322,308	2.59

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