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 26, 2026 23:21zielajzielajScore: 3,499Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jan 26, 2026 23:213,47720,613,2582,040,0001,020,0002,355,200
2Jan 26, 2026 23:213,49922,554,6472,053,0001,026,0002,277,376
3Jan 26, 2026 23:213,53518,991,8372,074,0001,037,0002,351,104