Sum of prime numbers 
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.
| Date | Author | Language | Status | Score | |
|---|---|---|---|---|---|
| Jan 17, 2026 14:52 | CPPclang++18.1.3 | Success | 51,625 | ||
| Jan 17, 2026 14:51 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 14:50 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 14:46 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 14:44 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 14:38 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 14:37 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 14:34 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 14:33 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 07:02 | CPPclang++18.1.3 | Success | 35,913 | ||
| Jan 17, 2026 07:02 | CPPg++13.3.0 | Success | 37,065 | ||
| Jan 17, 2026 07:01 | CPPg++13.3.0 | Success | 37,623 | ||
| Jan 17, 2026 07:01 | CPPclang++18.1.3 | Success | 37,561 | ||
| Jan 17, 2026 06:59 | CPPg++13.3.0 | Success | 35,998 | ||
| Jan 17, 2026 06:58 | CPPclang++18.1.3 | Success | 35,135 | ||
| Jan 17, 2026 06:56 | CPPclang++18.1.3 | Success | 35,113+2.30 RP | ||
| Jan 17, 2026 06:56 | CPPg++13.3.0 | Success | 36,339 | ||
| Jan 17, 2026 06:55 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 06:54 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 06:53 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 06:52 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 06:51 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 06:50 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 06:49 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 06:48 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 06:46 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 06:45 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 06:44 | CPPclang++18.1.3 | Success | 35,481 | ||
| Jan 17, 2026 06:44 | CPPg++13.3.0 | Success | 35,705 | ||
| Jan 17, 2026 06:40 | CPPg++13.3.0 | Success | 38,803 | ||
| Jan 17, 2026 06:38 | CPPg++13.3.0 | Error | |||
| Jan 17, 2026 06:36 | CPPg++13.3.0 | Error | |||
| Jan 17, 2026 06:35 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 06:34 | CPPclang++18.1.3 | Success | 38,670 | ||
| Jan 17, 2026 06:34 | CPPg++13.3.0 | Success | 39,643 | ||
| Jan 17, 2026 06:31 | CPPg++13.3.0 | Error | |||
| Jan 17, 2026 06:30 | CPPg++13.3.0 | Error | |||
| Jan 17, 2026 06:30 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 06:29 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 06:28 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 06:28 | CPPclang++18.1.3 | Success | 39,390 | ||
| Jan 17, 2026 06:27 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 06:26 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 06:25 | CPPclang++18.1.3 | Success | 35,399+0.29 RP | ||
| Jan 17, 2026 06:24 | CPPg++13.3.0 | Success | 35,593 | ||
| Jan 17, 2026 06:23 | CPPg++13.3.0 | Error | |||
| Jan 17, 2026 06:23 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 06:22 | CPPclang++18.1.3 | Success | 35,449 | ||
| Jan 17, 2026 06:21 | CPPclang++18.1.3 | Success | 36,947 | ||
| Jan 17, 2026 06:20 | CPPg++13.3.0 | Success | 37,431 | ||
| Jan 17, 2026 06:19 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 06:18 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 06:18 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 06:16 | CPPclang++18.1.3 | Success | 38,568 | ||
| Jan 17, 2026 06:11 | CPPg++13.3.0 | Success | 35,658 | ||
| Jan 17, 2026 06:10 | CPPclang++18.1.3 | Success | 35,435+1.98 RP | ||
| Jan 17, 2026 06:10 | CPPclang++18.1.3 | Success | 35,735 | ||
| Jan 17, 2026 06:10 | CPPg++13.3.0 | Success | 35,685+6.26 RP | ||
| Jan 17, 2026 06:09 | CPPclang++18.1.3 | Success | 36,501+7.04 RP | ||
| Jan 17, 2026 06:08 | CPPg++13.3.0 | Success | 37,464+7.68 RP | ||
| Jan 17, 2026 06:08 | CPPg++13.3.0 | Success | 41,425 | ||
| Jan 17, 2026 06:07 | CPPclang++18.1.3 | Success | 39,242 | ||
| Jan 17, 2026 06:07 | CPPclang++18.1.3 | Success | 38,735 | ||
| Jan 17, 2026 06:07 | CPPg++13.3.0 | Success | 38,808 | ||
| Jan 17, 2026 06:06 | CPPg++13.3.0 | Success | 38,691 | ||
| Jan 17, 2026 06:06 | CPPg++13.3.0 | Success | 38,669 | ||
| Jan 17, 2026 06:05 | CPPg++13.3.0 | Success | 38,574+0.34 RP | ||
| Jan 17, 2026 06:04 | CPPg++13.3.0 | Success | 47,617 | ||
| Jan 17, 2026 06:03 | CPPg++13.3.0 | Success | 50,465 | ||
| Jan 17, 2026 06:01 | CPPg++13.3.0 | Error | |||
| Jan 17, 2026 05:58 | CPPg++13.3.0 | Success | 40,568 | ||
| Jan 17, 2026 05:58 | CPPg++13.3.0 | Success | 39,383 | ||
| Jan 17, 2026 05:57 | CPPclang++18.1.3 | Success | 39,664 | ||
| Jan 17, 2026 05:57 | CPPclang++18.1.3 | Success | 40,774 | ||
| Jan 17, 2026 05:57 | CPPg++13.3.0 | Success | 40,832 | ||
| Jan 17, 2026 05:57 | CPPg++13.3.0 | Success | 41,652 | ||
| Jan 17, 2026 05:56 | CPPclang++18.1.3 | Success | 40,258 | ||
| Jan 17, 2026 05:53 | CPPclang++18.1.3 | Success | 39,141 | ||
| Jan 17, 2026 05:53 | CPPg++13.3.0 | Success | 38,624+5.35 RP | ||
| Jan 17, 2026 05:51 | CPPclang++18.1.3 | Success | 48,692 | ||
| Jan 17, 2026 05:50 | CPPclang++18.1.3 | Success | 39,439+2.52 RP | ||
| Jan 17, 2026 05:45 | CPPclang++18.1.3 | Success | 45,092 | ||
| Jan 17, 2026 05:42 | CPPclang++18.1.3 | Success | 39,835+6.75 RP | ||
| Jan 17, 2026 05:41 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 05:40 | CPPclang++18.1.3 | Error | |||
| Jan 17, 2026 05:38 | CPPclang++18.1.3 | Success | 40,936+3.28 RP | ||
| Jan 17, 2026 05:37 | CPPclang++18.1.3 | Success | 55,783 | ||
| Jan 17, 2026 05:37 | CPPg++13.3.0 | Success | 42,059 | ||
| Jan 17, 2026 05:36 | CPPclang++18.1.3 | Success | 41,493+1.01 RP | ||
| Jan 17, 2026 05:36 | CPPclang++18.1.3 | Success | 41,668+2.28 RP | ||
| Jan 17, 2026 05:36 | CPPg++13.3.0 | Success | 44,359 | ||
| Jan 17, 2026 05:36 | CPPg++13.3.0 | Success | 44,924 | ||
| Jan 17, 2026 05:35 | CPPg++13.3.0 | Success | 44,464 | ||
| Jan 17, 2026 05:35 | CPPg++13.3.0 | Success | 42,067+3.88 RP | ||
| Jan 17, 2026 05:33 | CPPg++13.3.0 | Success | 89,767 | ||
| Jan 17, 2026 05:32 | CPPg++13.3.0 | Error | |||
| Jan 17, 2026 05:31 | CPPg++13.3.0 | Success | 42,765+9.81 RP | ||
| Jan 17, 2026 05:30 | CPPg++13.3.0 | Error | |||
| Jan 17, 2026 05:29 | CPPg++13.3.0 | Success | 44,638+26.08 RP | ||
| Jan 17, 2026 05:28 | CPPg++13.3.0 | Error |