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 listFeb 10, 2026 14:04zielajzielajError
Source Code

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Challenge History
DateChallengerCostTypeStatus
May 17, 2026 06:55M-Rochat10.00CustomSolution Broken
Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1May 17, 2026 06:55011,001,3581,068,00002,113,536expected "6442459076 ", got "2305422362 "
2May 17, 2026 06:55011,252,7931,117,00002,113,536expected "6442459076 ", got "2305422362 "
3May 17, 2026 06:5509,302,3441,137,00002,113,536expected "6442459076 ", got "2305422362 "
4Feb 10, 2026 14:043,41323,743,6532,002,0001,001,0002,387,968
5Feb 10, 2026 14:043,46019,050,1611,015,0002,030,0002,535,424
6Feb 10, 2026 14:044,13619,747,8923,640,00002,383,872