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 01:51Josu San MartinJosu San MartinScore: 5,526Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jun 23, 2026 01:545,40512,251,3644,757,00002,113,536
2Jun 23, 2026 01:545,44012,810,9634,788,00002,113,536
3Jun 23, 2026 01:545,44612,327,8934,793,00002,113,536
4Jun 23, 2026 01:545,52112,246,4424,859,00002,113,536
5Jun 23, 2026 01:545,52612,589,0694,863,00002,113,536
6Jun 23, 2026 01:545,54512,273,5644,880,00002,113,536
7Jun 23, 2026 01:545,55112,642,2884,885,00002,113,536
8Jun 23, 2026 01:545,55312,398,8284,887,00002,113,536
9Jun 23, 2026 01:545,64018,486,1514,964,00002,113,536