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 listFeb 6, 2026 03:51zielajzielajScore: 273,048Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Feb 6, 2026 03:51196,467194,266,464171,892,000999,0002,342,912
2Feb 6, 2026 03:51273,048267,221,367240,282,00002,277,376
3Feb 6, 2026 03:51282,277267,043,381247,403,0001,001,0002,347,008