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 04:31Victor MerckléVictor MerckléScore: 6,119Success
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 04:346,02012,830,3295,298,00002,113,536
2Jun 23, 2026 04:346,08912,877,6155,359,00002,113,536
3Jun 23, 2026 04:346,10913,142,4395,376,00002,113,536
4Jun 23, 2026 04:346,11912,881,8615,385,00002,113,536
5Jun 23, 2026 04:346,11913,146,1255,385,00002,113,536
6Jun 23, 2026 04:346,11912,855,1165,385,00002,113,536
7Jun 23, 2026 04:346,12913,215,0235,394,00002,113,536
8Jun 23, 2026 04:346,14013,155,6615,404,00002,113,536
9Jun 23, 2026 04:346,15213,195,6725,414,00002,113,536