Solved by tigerak

#	Title	# Solved	Avg. Tries
1000	A+B STANDARD	332,492	2.59
1001	A-B STANDARD	285,630	1.45
1271	엄청난 부자2	24,056	2.86
10870	피보나치 수 5	64,075	1.64
10872	팩토리얼	85,239	1.79

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