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 02:00Josu San MartinJosu San MartinScore: 5,364Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jun 23, 2026 02:045,25412,008,8894,624,00002,113,536
2Jun 23, 2026 02:045,26712,185,7844,635,00002,113,536
3Jun 23, 2026 02:045,33812,013,0654,698,00002,113,536
4Jun 23, 2026 02:045,34312,143,0134,702,00002,113,536
5Jun 23, 2026 02:045,36412,540,3664,721,00002,113,536
6Jun 23, 2026 02:045,36512,519,7914,722,00002,113,536
7Jun 23, 2026 02:045,36913,015,8724,725,00002,113,536
8Jun 23, 2026 02:045,37312,542,4134,729,00002,113,536
9Jun 23, 2026 02:045,67512,511,9404,994,00002,113,536