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.
Source Code
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Challenge History
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Run Statistics
| # | Date | Score | Wall Time | CPU User | CPU System | Memory | Error | |
|---|---|---|---|---|---|---|---|---|
| 1 | May 19, 2024 09:07 | 16,488 | 32,117,165 | 14,509,000 | 0 | 2,289,664 | ||
| 2 | May 19, 2024 09:03 | 16,508 | 31,766,713 | 13,490,000 | 1,037,000 | 2,338,816 | ||
| 3 | May 19, 2024 09:10 | 16,513 | 39,071,627 | 14,531,000 | 0 | 2,334,720 | ||
| 4 | May 19, 2024 09:03 | 16,522 | 50,601,699 | 13,501,000 | 1,038,000 | 2,289,664 | ||
| 5 | May 19, 2024 09:10 | 16,523 | 34,259,139 | 13,502,000 | 1,038,000 | 2,342,912 | ||
| 6 | May 19, 2024 09:07 | 16,524 | 30,138,582 | 14,541,000 | 0 | 2,334,720 | ||
| 7 | May 19, 2024 09:08 | 16,525 | 42,647,502 | 13,504,000 | 1,038,000 | 2,330,624 | ||
| 8 | May 19, 2024 09:03 | 16,526 | 38,446,232 | 13,505,000 | 1,038,000 | 2,289,664 | ||
| 9 | May 19, 2024 09:07 | 16,533 | 33,078,907 | 13,510,000 | 1,039,000 | 2,289,664 | ||
| 10 | May 19, 2024 09:10 | 16,534 | 37,701,532 | 13,511,000 | 1,039,000 | 2,289,664 | ||
| 11 | May 19, 2024 09:03 | 16,550 | 38,009,844 | 13,524,000 | 1,040,000 | 2,334,720 | ||
| 12 | May 19, 2024 09:07 | 16,555 | 35,536,446 | 13,528,000 | 1,040,000 | 2,334,720 | ||
| 13 | May 19, 2024 09:08 | 16,558 | 37,630,067 | 14,571,000 | 0 | 2,330,624 | ||
| 14 | May 19, 2024 09:08 | 16,565 | 37,349,036 | 13,536,000 | 1,041,000 | 2,285,568 | ||
| 15 | May 19, 2024 09:07 | 16,565 | 36,641,025 | 14,577,000 | 0 | 2,289,664 | ||
| 16 | May 19, 2024 09:10 | 16,569 | 32,758,613 | 13,540,000 | 1,041,000 | 2,289,664 | ||
| 17 | May 19, 2024 08:56 | 16,572 | 36,984,642 | 13,542,000 | 1,041,000 | 2,289,664 | ||
| 18 | May 19, 2024 09:03 | 16,573 | 31,524,903 | 13,543,000 | 1,041,000 | 2,326,528 | ||
| 19 | May 19, 2024 09:08 | 16,573 | 37,492,566 | 13,543,000 | 1,041,000 | 2,289,664 | ||
| 20 | May 19, 2024 09:10 | 16,575 | 32,869,723 | 14,586,000 | 0 | 2,289,664 | ||
| 21 | May 19, 2024 09:07 | 16,578 | 34,567,555 | 13,547,000 | 1,042,000 | 2,342,912 | ||
| 22 | May 19, 2024 09:10 | 16,582 | 31,527,962 | 13,550,000 | 1,042,000 | 2,338,816 | ||
| 23 | May 19, 2024 09:08 | 16,582 | 30,846,594 | 14,592,000 | 0 | 2,334,720 | ||
| 24 | May 19, 2024 09:10 | 16,583 | 35,801,109 | 13,551,000 | 1,042,000 | 2,289,664 | ||
| 25 | May 19, 2024 09:10 | 16,585 | 30,370,996 | 13,553,000 | 1,042,000 | 2,285,568 | ||
| 26 | May 19, 2024 09:10 | 16,586 | 30,381,251 | 13,554,000 | 1,042,000 | 2,342,912 | ||
| 27 | May 19, 2024 09:10 | 16,588 | 43,200,051 | 13,555,000 | 1,042,000 | 2,338,816 | ||
| 28 | May 19, 2024 08:56 | 16,588 | 31,822,606 | 14,597,000 | 0 | 2,330,624 | ||
| 29 | May 19, 2024 08:56 | 16,588 | 31,870,912 | 13,555,000 | 1,042,000 | 2,289,664 | ||
| 30 | May 19, 2024 09:03 | 16,589 | 36,942,212 | 14,598,000 | 0 | 2,289,664 | ||
| 31 | May 19, 2024 09:03 | 16,591 | 37,060,337 | 14,600,000 | 0 | 2,289,664 | ||
| 32 | May 19, 2024 09:10 | 16,594 | 39,539,495 | 13,560,000 | 1,043,000 | 2,437,120 | ||
| 33 | May 19, 2024 09:10 | 16,595 | 34,170,547 | 13,561,000 | 1,043,000 | 2,330,624 | ||
| 34 | May 19, 2024 09:10 | 16,598 | 33,550,173 | 13,563,000 | 1,043,000 | 2,285,568 | ||
| 35 | May 19, 2024 09:07 | 16,599 | 30,848,572 | 13,564,000 | 1,043,000 | 2,338,816 | ||
| 36 | May 19, 2024 09:10 | 16,617 | 31,545,895 | 14,623,000 | 0 | 2,289,664 | ||
| 37 | May 19, 2024 08:56 | 16,618 | 40,586,420 | 13,580,000 | 1,044,000 | 2,289,664 | ||
| 38 | May 19, 2024 09:08 | 16,623 | 30,822,062 | 13,584,000 | 1,044,000 | 2,289,664 | ||
| 39 | May 19, 2024 09:10 | 16,648 | 30,524,342 | 13,604,000 | 1,046,000 | 2,441,216 | ||
| 40 | May 19, 2024 09:10 | 16,652 | 35,833,501 | 13,608,000 | 1,046,000 | 2,289,664 | ||
| 41 | May 19, 2024 08:56 | 16,659 | 31,916,302 | 14,660,000 | 0 | 2,289,664 | ||
| 42 | May 19, 2024 09:03 | 16,663 | 42,029,544 | 13,616,000 | 1,047,000 | 2,289,664 | ||
| 43 | May 19, 2024 09:08 | 16,949 | 35,753,043 | 14,915,000 | 0 | 2,285,568 | ||
| 44 | May 19, 2024 09:03 | 17,009 | 35,259,011 | 12,973,000 | 1,995,000 | 2,338,816 | ||
| 45 | May 19, 2024 09:10 | 17,022 | 30,382,818 | 12,982,000 | 1,997,000 | 2,289,664 | ||
| 46 | May 19, 2024 08:56 | 17,022 | 42,447,587 | 12,982,000 | 1,997,000 | 2,330,624 | ||
| 47 | May 19, 2024 09:07 | 17,123 | 35,782,453 | 13,059,000 | 2,009,000 | 2,334,720 | ||
| 48 | May 19, 2024 09:07 | 17,131 | 41,397,698 | 13,065,000 | 2,010,000 | 2,322,432 | ||
| 49 | May 19, 2024 08:56 | 17,133 | 32,670,210 | 14,072,000 | 1,005,000 | 2,289,664 | ||
| 50 | May 19, 2024 09:08 | 17,139 | 36,369,586 | 13,071,000 | 2,011,000 | 2,338,816 | ||
| 51 | May 19, 2024 08:56 | 17,165 | 34,475,510 | 13,091,000 | 2,014,000 | 2,289,664 | ||
| 52 | May 19, 2024 08:56 | 17,182 | 33,316,648 | 13,104,000 | 2,016,000 | 2,330,624 | ||
| 53 | May 19, 2024 09:08 | 17,210 | 40,027,120 | 13,126,000 | 2,019,000 | 2,330,624 | ||
| 54 | May 19, 2024 09:07 | 17,302 | 58,416,860 | 15,225,627 | 0 | 2,187,264 | ||
| 55 | May 19, 2024 09:07 | 17,306 | 71,885,277 | 15,229,049 | 0 | 2,179,072 | ||
| 56 | May 19, 2024 09:08 | 17,318 | 85,475,617 | 15,239,498 | 0 | 2,199,552 | ||
| 57 | May 19, 2024 09:08 | 17,319 | 72,747,162 | 15,240,511 | 0 | 2,183,168 | ||
| 58 | May 19, 2024 09:10 | 17,322 | 78,203,173 | 15,243,339 | 0 | 2,191,360 | ||
| 59 | May 19, 2024 09:03 | 17,328 | 84,652,431 | 15,248,919 | 0 | 2,195,456 | ||
| 60 | May 19, 2024 09:07 | 17,330 | 74,127,442 | 15,250,338 | 0 | 2,187,264 | ||
| 61 | May 19, 2024 09:10 | 17,337 | 62,887,840 | 15,256,715 | 0 | 2,187,264 | ||
| 62 | May 19, 2024 09:10 | 17,752 | 36,035,775 | 14,581,000 | 1,041,000 | 2,334,720 | ||
| 63 | May 19, 2024 09:03 | 17,759 | 77,125,858 | 15,628,091 | 0 | 2,187,264 | ||
| 64 | May 19, 2024 09:10 | 17,763 | 81,191,330 | 15,631,253 | 0 | 2,183,168 | ||
| 65 | May 19, 2024 09:03 | 17,802 | 57,776,649 | 15,665,453 | 0 | 2,191,360 | ||
| 66 | May 19, 2024 09:08 | 17,856 | 96,060,776 | 15,713,098 | 0 | 2,187,264 | ||
| 67 | May 19, 2024 09:10 | 17,875 | 76,504,189 | 15,729,737 | 0 | 2,195,456 | ||
| 68 | May 19, 2024 08:56 | 17,876 | 64,156,480 | 15,730,575 | 0 | 2,187,264 | ||
| 69 | May 19, 2024 09:10 | 17,878 | 79,755,352 | 15,732,472 | 0 | 2,179,072 | ||
| 70 | May 19, 2024 09:10 | 17,894 | 84,410,313 | 15,747,008 | 0 | 2,191,360 | ||
| 71 | May 19, 2024 08:56 | 18,442 | 110,760,914 | 16,228,880 | 0 | 2,314,240 | ||
| 72 | May 19, 2024 08:56 | 18,445 | 88,551,086 | 16,231,492 | 0 | 2,318,336 |