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 listJun 23, 2026 07:04Josu San MartinJosu San MartinScore: 5,176Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jun 23, 2026 07:075,04711,959,4564,442,00002,113,536
2Jun 23, 2026 07:075,13912,005,0354,523,00002,113,536
3Jun 23, 2026 07:075,16712,001,3814,547,00002,113,536
4Jun 23, 2026 07:075,17212,322,2134,552,00002,113,536
5Jun 23, 2026 07:075,17612,038,5204,555,00002,113,536
6Jun 23, 2026 07:075,17712,369,7584,556,00002,113,536
7Jun 23, 2026 07:075,19212,372,4234,569,00002,113,536
8Jun 23, 2026 07:075,21712,059,7514,591,00002,113,536
9Jun 23, 2026 07:075,63112,470,4444,956,00002,113,536