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 23, 2026 06:46Victor MerckléVictor MerckléScore: 6,202Success
Source Code

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

Challenge History

No challenges yet.

Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jun 23, 2026 06:486,07812,822,3405,349,00002,113,536
2Jun 23, 2026 06:486,09412,840,1825,363,00002,113,536
3Jun 23, 2026 06:486,18612,886,9005,444,00002,113,536
4Jun 23, 2026 06:486,20012,912,5485,456,00002,113,536
5Jun 23, 2026 06:486,20213,190,0015,458,00002,113,536
6Jun 23, 2026 06:486,20512,950,7795,461,00002,113,536
7Jun 23, 2026 06:486,21012,914,9335,465,00002,113,536
8Jun 23, 2026 06:486,23013,411,8005,483,00002,113,536
9Jun 23, 2026 06:486,25013,268,2445,500,00002,113,536