Solved by ycy0831

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	323,865	2.59
1001	A-B STANDARD	278,323	1.45
1008	A/B STANDARD	229,852	2.90
2558	A+B - 2 STANDARD	76,299	1.38
15649	N과 M (1) STANDARD	51,479	1.58
15650	N과 M (2) STANDARD	48,044	1.35

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