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 04:27Josu San MartinJosu San MartinScore: 5,156Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jun 23, 2026 04:315,02911,913,9354,426,00002,113,536
2Jun 23, 2026 04:315,04711,975,9454,442,00002,113,536
3Jun 23, 2026 04:315,12512,408,4734,510,00002,113,536
4Jun 23, 2026 04:315,14611,950,4354,529,00002,113,536
5Jun 23, 2026 04:315,15612,289,4224,538,00002,113,536
6Jun 23, 2026 04:315,16112,313,4544,542,00002,113,536
7Jun 23, 2026 04:315,16112,353,4384,542,00002,113,536
8Jun 23, 2026 04:315,18912,340,7904,567,00002,113,536
9Jun 23, 2026 04:315,44312,322,5824,790,00002,113,536