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 listJul 5, 2026 13:28Victor MerckléVictor MerckléScore: 4,609Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jul 5, 2026 13:314,47711,830,3283,940,00002,117,632stderr
2Jul 5, 2026 13:314,47911,829,9683,942,00002,117,632stderr
3Jul 5, 2026 13:314,50011,791,0283,960,00002,117,632stderr
4Jul 5, 2026 13:314,50911,855,0953,968,00002,117,632stderr
5Jul 5, 2026 13:314,60911,822,8894,056,00002,117,632stderr
6Jul 5, 2026 13:314,61311,878,6764,060,00002,117,632stderr
7Jul 5, 2026 13:314,61511,819,6964,062,00002,117,632stderr
8Jul 5, 2026 13:314,66012,169,7134,101,00002,117,632stderr
9Jul 5, 2026 13:314,66712,205,9484,107,00002,117,632stderr