HackerEarth Number Theory Notes
Mathematics For TopCoders
Fast Modular Exponential Squaring
Sieve of Eratosthenes
Segmented Sieve Self Read
Codeforces: Almost Prime
SPOJ: LASTDIG
Codeforces: T-primes
Spoj: PRIME1 - Prime Generator
Codechef: Count K-Primes
Codechef: Primality Test
Spoj: PRIME1 - Prime Generator (Segmented Sieve)
Spoj: ALICESIE - Alice Sieve
HackerEarth: Chandu and his Interns
HackerEarth Code Monk Number Theory
Spoj ZSUM - Just Add It
Spoj ENIGMATH - PLAY WITH MATH
Spoj CRDS - Cards