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 21, 2026 12:10Victor MerckléVictor MerckléScore: 7,004Success
Source Code

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

Challenge History

No challenges yet.

Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jun 21, 2026 12:136,89513,608,9576,068,00002,113,536
2Jun 21, 2026 12:136,91313,601,5096,084,00002,113,536
3Jun 21, 2026 12:136,99013,642,8976,152,00002,113,536
4Jun 21, 2026 12:137,00013,577,3006,160,00002,113,536
5Jun 21, 2026 12:137,00413,690,7186,164,00002,113,536
6Jun 21, 2026 12:137,03513,638,1936,191,00002,113,536
7Jun 21, 2026 12:137,05313,934,0606,207,00002,113,536
8Jun 21, 2026 12:137,05613,659,3426,210,00002,113,536
9Jun 21, 2026 12:137,09614,003,5026,245,00002,113,536