Sum of prime numbers Andrey Tsvetkov

Compute the sum of all prime numbers in a stream of binary integers as fast as possible.

Input: 1 000 000 uint32 values in little-endian binary on STDIN (4 bytes each).

Output: The uint64 sum of all values that are prime, printed as a decimal string.

Back to listJun 8, 2026 21:34Victor MerckléVictor MerckléScore: 7,528Success
Source Code

Source code access is restricted. Log in to request access.

Challenge History

No challenges yet.

Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jun 8, 2026 21:397,41514,163,0676,526,00002,113,536
2Jun 8, 2026 21:397,42014,095,2136,530,00002,113,536
3Jun 8, 2026 21:397,44514,147,8436,552,00002,113,536
4Jun 8, 2026 21:397,51113,935,0186,610,00002,113,536
5Jun 8, 2026 21:397,52814,037,3676,625,00002,113,536
6Jun 8, 2026 21:397,52913,930,4036,626,00002,113,536
7Jun 8, 2026 21:397,53815,754,5176,634,00002,113,536
8Jun 8, 2026 21:397,54514,105,1926,640,00002,113,536
9Jun 8, 2026 21:397,54813,975,7846,643,00002,113,536