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 03:50Josu San MartinJosu San MartinScore: 5,135Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jun 23, 2026 03:535,04211,956,7044,437,00002,113,536
2Jun 23, 2026 03:535,05412,030,6244,448,00002,113,536
3Jun 23, 2026 03:535,05711,906,4154,451,00002,113,536
4Jun 23, 2026 03:535,06311,952,6474,456,00002,113,536
5Jun 23, 2026 03:535,13511,943,0214,519,00002,113,536
6Jun 23, 2026 03:535,14314,500,5524,526,00002,113,536
7Jun 23, 2026 03:535,14611,931,2324,529,00002,113,536
8Jun 23, 2026 03:535,15012,045,1964,532,00002,113,536
9Jun 23, 2026 03:535,17111,979,3824,551,00002,113,536