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 4, 2026 12:10Victor MerckléVictor MerckléScore: 4,538Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jul 4, 2026 12:134,41411,687,7183,885,00002,117,632stderr
2Jul 4, 2026 12:134,42011,722,7503,890,00002,117,632stderr
3Jul 4, 2026 12:134,42111,711,4043,891,00002,117,632stderr
4Jul 4, 2026 12:134,43111,738,7873,900,00002,117,632stderr
5Jul 4, 2026 12:134,53811,769,9143,994,00002,117,632stderr
6Jul 4, 2026 12:134,53911,844,5673,995,00002,117,632stderr
7Jul 4, 2026 12:134,54011,760,9603,996,00002,117,632stderr
8Jul 4, 2026 12:134,54411,783,7393,999,00002,117,632stderr
9Jul 4, 2026 12:134,55511,764,8814,009,00002,117,632stderr