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 7, 2026 03:55Victor MerckléVictor MerckléScore: 3,682Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jul 7, 2026 03:583,58511,034,9973,155,00002,117,632stderr
2Jul 7, 2026 03:583,60111,074,4603,169,00002,117,632stderr
3Jul 7, 2026 03:583,60211,143,1453,170,00002,117,632stderr
4Jul 7, 2026 03:583,60311,063,3063,171,00002,117,632stderr
5Jul 7, 2026 03:583,68211,129,5583,241,00002,117,632stderr
6Jul 7, 2026 03:583,70611,039,3703,262,00002,117,632stderr
7Jul 7, 2026 03:583,70711,034,5193,263,00002,117,632stderr
8Jul 7, 2026 03:583,71811,074,3503,272,00002,117,632stderr
9Jul 7, 2026 03:583,71911,110,6943,273,00002,117,632stderr