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 02:32Josu San MartinJosu San MartinScore: 5,396Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jun 23, 2026 02:365,29312,218,1374,658,00002,113,536
2Jun 23, 2026 02:365,29812,127,8744,663,00002,113,536
3Jun 23, 2026 02:365,38212,013,3544,737,00002,113,536
4Jun 23, 2026 02:365,39412,202,7214,747,00002,113,536
5Jun 23, 2026 02:365,39612,084,2674,749,00002,113,536
6Jun 23, 2026 02:365,40212,154,6424,754,00002,113,536
7Jun 23, 2026 02:365,42012,170,3364,770,00002,113,536
8Jun 23, 2026 02:365,53512,240,4654,871,00002,113,536
9Jun 23, 2026 02:365,71912,614,4725,033,00002,113,536