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 3, 2026 10:50Victor MerckléVictor MerckléScore: 4,518Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jul 3, 2026 10:534,40211,635,7903,874,00002,117,632stderr
2Jul 3, 2026 10:534,40711,619,9743,879,00002,117,632stderr
3Jul 3, 2026 10:534,43211,656,4853,901,00002,117,632stderr
4Jul 3, 2026 10:534,50511,793,2313,965,00002,117,632stderr
5Jul 3, 2026 10:534,51811,645,7793,976,00002,117,632stderr
6Jul 3, 2026 10:534,52711,679,8833,984,00002,117,632stderr
7Jul 3, 2026 10:534,53911,692,5703,995,00002,117,632stderr
8Jul 3, 2026 10:534,54311,668,0893,998,00002,117,632stderr
9Jul 3, 2026 10:534,70911,941,1774,144,00002,117,632stderr