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 19:34Victor MerckléVictor MerckléScore: 5,223Success
Source Code

Source code access is restricted. Log in to request access.

Challenge History

No challenges yet.

Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jun 23, 2026 19:365,09211,981,7534,481,00002,113,536
2Jun 23, 2026 19:365,20412,043,0344,580,00002,113,536
3Jun 23, 2026 19:365,21212,397,9064,587,00002,113,536
4Jun 23, 2026 19:365,21712,393,3494,591,00002,113,536
5Jun 23, 2026 19:365,22312,362,8054,597,00002,113,536
6Jun 23, 2026 19:365,22512,202,4944,598,00002,113,536
7Jun 23, 2026 19:365,23012,388,5244,603,00002,113,536
8Jun 23, 2026 19:365,23212,385,5784,605,00002,113,536
9Jun 23, 2026 19:365,55212,308,6054,886,00002,113,536