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 12:05Victor MerckléVictor MerckléScore: 5,579Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jun 23, 2026 12:085,54512,333,3454,880,00002,113,536
2Jun 23, 2026 12:085,55012,428,7434,884,00002,113,536
3Jun 23, 2026 12:085,55112,313,1964,885,00002,113,536
4Jun 23, 2026 12:085,55312,350,9754,887,00002,113,536
5Jun 23, 2026 12:085,57912,684,7904,910,00002,113,536
6Jun 23, 2026 12:085,57912,389,1934,910,00002,113,536
7Jun 23, 2026 12:085,58812,709,5084,918,00002,113,536
8Jun 23, 2026 12:085,63412,399,3234,958,00002,113,536
9Jun 23, 2026 12:085,89512,632,4735,188,00002,113,536