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 09:00Victor MerckléVictor MerckléScore: 4,548Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jul 4, 2026 09:024,42811,730,9493,897,00002,117,632stderr
2Jul 4, 2026 09:024,42811,738,7963,897,00002,117,632stderr
3Jul 4, 2026 09:024,54412,048,2243,999,00002,117,632stderr
4Jul 4, 2026 09:024,54711,760,6424,002,00002,117,632stderr
5Jul 4, 2026 09:024,54811,734,8254,003,00002,117,632stderr
6Jul 4, 2026 09:024,55612,087,1774,010,00002,117,632stderr
7Jul 4, 2026 09:024,56512,178,4734,018,00002,117,632stderr
8Jul 4, 2026 09:024,56911,783,7414,021,00002,117,632stderr
9Jul 4, 2026 09:024,62711,858,8794,072,00002,117,632stderr