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 22, 2026 14:02Josu San MartinJosu San MartinScore: 6,593Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jun 22, 2026 14:056,42213,234,9025,652,00002,113,536
2Jun 22, 2026 14:056,50013,231,8455,720,00002,113,536
3Jun 22, 2026 14:056,52213,329,6945,740,00002,113,536
4Jun 22, 2026 14:056,57613,280,6185,787,00002,113,536
5Jun 22, 2026 14:056,59313,666,2465,802,00002,113,536
6Jun 22, 2026 14:056,59613,410,5655,805,00002,113,536
7Jun 22, 2026 14:056,61913,357,1765,825,00002,113,536
8Jun 22, 2026 14:056,64314,298,0985,846,00002,113,536
9Jun 22, 2026 14:056,87313,580,1556,049,00002,113,536