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 05:45Josu San MartinJosu San MartinScore: 5,119Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jun 23, 2026 05:485,05311,928,1874,447,00002,113,536
2Jun 23, 2026 05:485,05611,977,9764,450,00002,113,536
3Jun 23, 2026 05:485,07112,092,2554,463,00002,113,536
4Jun 23, 2026 05:485,10311,983,4924,491,00002,113,536
5Jun 23, 2026 05:485,11913,361,2204,505,00002,113,536
6Jun 23, 2026 05:485,16112,340,9134,542,00002,113,536
7Jun 23, 2026 05:485,16711,980,0884,547,00002,113,536
8Jun 23, 2026 05:485,16812,427,3804,548,00002,113,536
9Jun 23, 2026 05:485,22020,504,5744,594,00002,113,536