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 15:27Victor MerckléVictor MerckléScore: 5,269Success
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 15:305,16412,107,3164,545,00002,113,536
2Jun 23, 2026 15:305,23112,063,6254,604,00002,113,536
3Jun 23, 2026 15:305,25412,093,0214,624,00002,113,536
4Jun 23, 2026 15:305,25612,380,7354,626,00002,113,536
5Jun 23, 2026 15:305,26912,385,1814,637,00002,113,536
6Jun 23, 2026 15:305,27912,481,5634,646,00002,113,536
7Jun 23, 2026 15:305,28612,093,1224,652,00002,113,536
8Jun 23, 2026 15:305,50012,467,9614,840,00002,113,536
9Jun 23, 2026 15:305,53012,627,2004,867,00002,113,536