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 listJan 22, 2026 04:42zielajzielajScore: 3,484Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jan 22, 2026 04:423,46119,344,5302,031,0001,015,0002,277,376
2Jan 22, 2026 04:423,48421,099,6952,044,0001,022,0002,392,064
3Jan 22, 2026 04:424,48517,344,2173,947,00002,387,968