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 00:41Josu San MartinJosu San MartinScore: 5,413Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jun 23, 2026 00:445,30012,164,7694,664,00002,113,536
2Jun 23, 2026 00:445,31112,209,7234,674,00002,113,536
3Jun 23, 2026 00:445,40212,209,8984,754,00002,113,536
4Jun 23, 2026 00:445,41112,221,3974,762,00002,113,536
5Jun 23, 2026 00:445,41312,243,1124,764,00002,113,536
6Jun 23, 2026 00:445,41812,168,4514,768,00002,113,536
7Jun 23, 2026 00:445,43412,589,8064,782,00002,113,536
8Jun 23, 2026 00:445,43812,267,1014,786,00002,113,536
9Jun 23, 2026 00:445,43912,268,0864,787,00002,113,536