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 15, 2026 19:49Dominique GarmierDominique GarmierScore: 33,386Success
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Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1Mar 16, 2026 09:2933,28456,025,50729,290,00002,281,472
2Mar 15, 2026 19:4933,32051,501,06129,322,00002,392,064
3Mar 15, 2026 19:4933,33454,174,77729,334,00002,281,472
4Mar 15, 2026 19:4933,34251,824,34229,341,00002,281,472
5Mar 16, 2026 09:2933,34756,293,03529,345,00002,281,472
6Mar 15, 2026 19:4933,35054,980,83229,348,00002,387,968
7Mar 15, 2026 19:4933,38652,721,63429,380,00002,281,472
8Mar 15, 2026 19:4933,39856,874,50328,377,0001,013,0002,392,064
9Mar 15, 2026 19:4933,44454,907,12729,431,00002,281,472
10Mar 15, 2026 19:4933,46751,140,10728,436,0001,015,0002,281,472
11Mar 15, 2026 19:4933,48556,645,65029,467,00002,281,472
12Mar 16, 2026 09:2933,52256,377,69328,482,0001,017,0002,387,968