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 04:03Victor MerckléVictor MerckléScore: 6,188Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jun 23, 2026 04:066,04612,800,7535,321,00002,113,536
2Jun 23, 2026 04:066,07612,797,4665,347,00002,113,536
3Jun 23, 2026 04:066,15512,838,1225,417,00002,113,536
4Jun 23, 2026 04:066,15713,146,5275,419,00002,113,536
5Jun 23, 2026 04:066,18813,271,9435,446,00002,113,536
6Jun 23, 2026 04:066,19512,898,5145,452,00002,113,536
7Jun 23, 2026 04:066,24712,959,1775,498,00002,113,536
8Jun 23, 2026 04:066,25212,990,8915,502,00002,113,536
9Jun 23, 2026 04:066,48713,528,9305,709,00002,113,536