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 25, 2025 18:28wainCGPwainCGPError
Source Code

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Challenge History
DateChallengerCostTypeStatus
May 17, 2026 13:48M-Rochat10.00CustomSolution Broken
Run Statistics
#DateScoreWall TimeCPU UserCPU SystemMemoryError
1May 17, 2026 14:01012,155,5493,018,00002,117,632expected "6442459076 ", got "4294975429 "
2May 17, 2026 14:01011,110,7182,941,00002,117,632expected "6442459076 ", got "4294975429 "
3May 17, 2026 14:01010,343,1473,019,00002,117,632expected "6442459076 ", got "4294975429 "
4Mar 25, 2025 18:2816,55832,863,45013,531,0001,040,0002,269,184
5Mar 25, 2025 18:2816,94335,531,31113,916,000994,0002,531,328
6Mar 25, 2025 18:2816,94828,878,78314,914,00002,433,024