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 listJan 22, 2026 03:57zielajzielajScore: 3,624Success
Source Code

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

Challenge History

No challenges yet.

Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jan 22, 2026 03:573,46725,570,8121,017,0002,034,0002,355,200
2Jan 22, 2026 03:573,62420,629,2971,063,0002,126,0002,351,104
3Jan 22, 2026 03:574,45126,827,9422,938,000979,0002,359,296