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 01:39Josu San MartinJosu San MartinScore: 5,317Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Jun 23, 2026 01:435,19612,103,9804,573,00002,113,536
2Jun 23, 2026 01:435,22012,047,9024,594,00002,113,536
3Jun 23, 2026 01:435,22812,072,2204,601,00002,113,536
4Jun 23, 2026 01:435,24612,254,1704,617,00002,113,536
5Jun 23, 2026 01:435,31712,149,0604,679,00002,113,536
6Jun 23, 2026 01:435,31912,177,9884,681,00002,113,536
7Jun 23, 2026 01:435,32112,159,8814,683,00002,113,536
8Jun 23, 2026 01:435,33212,521,1474,693,00002,113,536
9Jun 23, 2026 01:435,34412,551,9444,703,00002,113,536