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 05:48Victor MerckléVictor MerckléScore: 4,532Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jul 5, 2026 05:504,41411,681,3083,885,00002,117,632stderr
2Jul 5, 2026 05:504,42711,766,7153,896,00002,117,632stderr
3Jul 5, 2026 05:504,52911,741,4493,986,00002,117,632stderr
4Jul 5, 2026 05:504,53011,778,0063,987,00002,117,632stderr
5Jul 5, 2026 05:504,53211,772,8003,989,00002,117,632stderr
6Jul 5, 2026 05:504,53511,765,7883,991,00002,117,632stderr
7Jul 5, 2026 05:504,55611,872,8704,010,00002,117,632stderr
8Jul 5, 2026 05:504,88812,197,2384,302,00002,117,632stderr
9Jul 5, 2026 05:505,10312,359,6134,491,00002,117,632stderr