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 03:01Victor MerckléVictor MerckléScore: 6,464Success
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 03:046,33513,147,4965,575,00002,113,536
2Jun 23, 2026 03:046,44713,446,8025,674,00002,113,536
3Jun 23, 2026 03:046,45113,237,8045,677,00002,113,536
4Jun 23, 2026 03:046,45113,516,5235,677,00002,113,536
5Jun 23, 2026 03:046,46413,441,7505,689,00002,113,536
6Jun 23, 2026 03:046,47113,448,9755,695,00002,113,536
7Jun 23, 2026 03:046,47713,476,4985,700,00002,113,536
8Jun 23, 2026 03:046,49413,139,0945,715,00002,113,536
9Jun 23, 2026 03:046,65613,324,1845,858,00002,113,536