#에라토스테네스의 체 sieve

#	제목	푼 사람 수	평균 시도
4530	1은 흥미로운 숫자	21	3.86
24039	2021은 무엇이 특별할까?	1,580	1.77
15907	Acka의 리듬 세상	145	4.95
16442	Aventurando-se no Slackline	7	2.43
18718	Bags of Candies	14	3.00
13282	Bamboo Blossoms	46	2.89
14784	Bedtime Reading, II	27	3.44
25128	Bratski brojevi	4	1.75
26012	Breeding Bugs	17	2.29
20573	Cactus Shoppe	5	1.20
15540	Calling Extraterrestrial Intelligence Again	11	1.27
11236	Carrot	5	2.60
26973	Circular Barn	75	3.65
4509	Coffin Tiles	13	1.38
23005	Consecutive Primes	32	3.56
6052	Cow Pals	76	2.70
27575	Distinct Parity Excess	15	1.13
22327	Divisor game	9	5.78
4250	EKG Sequence	18	1.67
13817	Everlasting...?	32	2.09
28197	Exact Subsequences	6	1.33
18876	Exercise	73	1.85
16066	Expired License	44	2.93
6712	Exploding CPU	6	2.00
6756	Factor Solitaire	14	1.21
15604	Factor-Free Tree	51	2.76
30437	Factor-Full Tree	6	4.50
22302	Factorial Factors	27	1.85
5348	Factoring	20	1.35
10243	Fantastic Problem	9	3.44
30137	Find Terrorists	16	1.50
14860	GCD 곱	290	3.02
7806	GCD!	341	4.20
8481	Generator	66	5.71
25862	Give-a-Gnocchi	10	1.60
6718	Goldbach’s conjecture	161	1.18
10482	Goldbach’s Conjecture	142	1.84
8461	Gra w dzielniki	2	5.00
19496	Guess by Remainder	17	6.24
25986	Guessing Primes	7	8.43
23662	Heretical Möbius	4	1.25
26395	Iksevi	14	2.71
24694	Junk or Joy	11	3.45
1418	K-세준수	1,036	1.94
15965	K번째 소수	1,854	2.46
11690	LCM(1, 2, ..., n)	356	2.96
16532	Looking for the Risk Factor	112	1.56
22910	Matrygons	41	1.24
22609	Matsuzaki Number	13	1.08
24326	Maximal sum	7	8.71

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