ID NAME QUALITY USERS ACC % DIFFICULTY C I
6489 Finding the Kth Prime (Hard)   2 38
34
17
6488 Printing some primes (Hard)   6 78
37
30
6470 Finding the Kth Prime   32 3392
20
15
6471 Printing some primes   44 3353
14
12

#sieve-of-eratosthenes

one of a number of prime number sieves, is a simple, ancient algorithm for finding all prime numbers up to any given limit

https://en.wikipedia.org/wiki/Sieve_of_Eratosthenes http://mathworld.wolfram.com/SieveofEratosthenes.html https://www.khanacademy.org/computing/computer-science/cryptography/comp-number-theory/v/sieve-of-eratosthenes-prime-adventure-part-4 https://www.youtube.com/watch?v=V08g_lkKj6Q - video presenting a sieve