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 03:36Victor MerckléVictor MerckléScore: 6,111Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jun 23, 2026 03:395,99312,825,7445,274,00002,113,536
2Jun 23, 2026 03:396,08912,818,2765,359,00002,113,536
3Jun 23, 2026 03:396,09412,851,6805,363,00002,113,536
4Jun 23, 2026 03:396,10012,832,1495,368,00002,113,536
5Jun 23, 2026 03:396,11112,788,6365,378,00002,113,536
6Jun 23, 2026 03:396,17212,895,4635,432,00002,113,536
7Jun 23, 2026 03:396,17612,854,2635,435,00002,113,536
8Jun 23, 2026 03:396,21913,010,6215,473,00002,113,536
9Jun 23, 2026 03:396,32713,108,7955,568,00002,113,536