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 listJul 5, 2026 06:33Victor MerckléVictor MerckléScore: 4,525Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jul 5, 2026 06:364,39411,675,9753,867,00002,117,632stderr
2Jul 5, 2026 06:364,41211,716,1783,883,00002,117,632stderr
3Jul 5, 2026 06:364,44511,766,9633,912,00002,117,632stderr
4Jul 5, 2026 06:364,51511,745,5053,974,00002,117,632stderr
5Jul 5, 2026 06:364,52512,097,8333,982,00002,117,632stderr
6Jul 5, 2026 06:364,53512,115,0253,991,00002,117,632stderr
7Jul 5, 2026 06:364,53711,763,9593,993,00002,117,632stderr
8Jul 5, 2026 06:364,53711,734,0193,993,00002,117,632stderr
9Jul 5, 2026 06:364,54711,739,2914,002,00002,117,632stderr