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 listMar 21, 2026 16:48Dominique GarmierDominique GarmierScore: 95,409Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Mar 21, 2026 16:4894,486104,746,35781,145,0002,003,0002,363,392
2Mar 21, 2026 16:4895,409108,937,42881,961,0001,999,0002,367,488
3Mar 21, 2026 16:4895,545113,012,20083,080,0001,000,0002,367,488