Count uint8 
Count the number of bytes equal to 127 in a binary stream as fast as possible.
Input: 250 000 000 uint8 values in binary on STDIN.
Output: The count of elements equal to 127, 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 | Jan 18, 2024 22:19 | 4,604 | 35,059,954 | 14,733,000 | 0 | 2,265,088 | ||
| 2 | Jan 18, 2024 22:19 | 4,608 | 30,640,541 | 14,746,000 | 0 | 2,437,120 | ||
| 3 | Jan 18, 2024 22:19 | 4,638 | 27,578,231 | 11,875,000 | 2,968,000 | 2,531,328 | ||
| 4 | Jan 18, 2024 22:19 | 4,639 | 42,295,816 | 12,867,000 | 1,979,000 | 2,265,088 | ||
| 5 | Jan 18, 2024 22:19 | 4,644 | 40,615,077 | 12,881,000 | 1,981,000 | 2,531,328 | ||
| 6 | Jan 18, 2024 22:19 | 4,645 | 44,457,196 | 14,863,000 | 0 | 2,441,216 | ||
| 7 | Jan 18, 2024 22:19 | 4,646 | 43,057,567 | 13,875,000 | 991,000 | 2,265,088 | ||
| 8 | Jan 18, 2024 22:19 | 4,646 | 38,874,383 | 13,877,000 | 991,000 | 2,265,088 | ||
| 9 | Jan 18, 2024 22:19 | 4,647 | 43,523,667 | 13,879,000 | 991,000 | 2,441,216 | ||
| 10 | Jan 18, 2024 22:19 | 4,648 | 31,771,026 | 13,883,000 | 991,000 | 2,445,312 | ||
| 11 | Jan 18, 2024 22:19 | 4,648 | 30,214,556 | 13,882,000 | 991,000 | 2,449,408 | ||
| 12 | Jan 18, 2024 22:19 | 4,649 | 36,805,764 | 12,895,000 | 1,983,000 | 2,445,312 | ||
| 13 | Jan 18, 2024 22:19 | 4,649 | 40,641,336 | 12,893,000 | 1,983,000 | 2,531,328 | ||
| 14 | Jan 18, 2024 22:19 | 4,650 | 28,729,447 | 13,889,000 | 992,000 | 2,531,328 | ||
| 15 | Jan 18, 2024 22:19 | 4,650 | 35,761,715 | 13,889,000 | 992,000 | 2,445,312 | ||
| 16 | Jan 18, 2024 22:19 | 4,652 | 31,098,470 | 14,887,000 | 0 | 2,445,312 | ||
| 17 | Jan 18, 2024 22:19 | 4,653 | 34,630,430 | 13,896,000 | 992,000 | 2,269,184 | ||
| 18 | Jan 18, 2024 22:19 | 4,670 | 29,932,864 | 13,949,000 | 996,000 | 2,269,184 | ||
| 19 | Jan 18, 2024 22:18 | 4,711 | 31,453,537 | 14,070,000 | 1,005,000 | 2,445,312 | ||
| 20 | Jan 18, 2024 22:18 | 4,721 | 30,487,730 | 13,092,000 | 2,014,000 | 2,269,184 | ||
| 21 | Jan 18, 2024 22:18 | 4,724 | 38,626,184 | 13,102,000 | 2,015,000 | 2,441,216 | ||
| 22 | Jan 18, 2024 22:19 | 4,732 | 31,625,793 | 13,124,000 | 2,019,000 | 2,445,312 | ||
| 23 | Jan 18, 2024 22:18 | 4,733 | 38,512,038 | 13,127,000 | 2,019,000 | 2,445,312 | ||
| 24 | Jan 18, 2024 22:18 | 4,733 | 30,491,042 | 13,128,000 | 2,019,000 | 2,449,408 | ||
| 25 | Jan 18, 2024 22:18 | 4,735 | 39,042,608 | 13,131,000 | 2,020,000 | 2,437,120 | ||
| 26 | Jan 18, 2024 22:18 | 4,735 | 34,701,578 | 14,142,000 | 1,010,000 | 2,531,328 | ||
| 27 | Jan 18, 2024 22:18 | 4,737 | 38,284,503 | 14,147,000 | 1,010,000 | 2,265,088 | ||
| 28 | Jan 18, 2024 22:18 | 4,737 | 40,664,800 | 14,148,000 | 1,010,000 | 2,531,328 | ||
| 29 | Jan 18, 2024 22:19 | 4,737 | 41,478,130 | 14,147,000 | 1,010,000 | 2,441,216 | ||
| 30 | Jan 18, 2024 22:18 | 4,738 | 42,300,874 | 14,152,000 | 1,010,000 | 2,437,120 | ||
| 31 | Jan 18, 2024 22:18 | 4,738 | 32,439,759 | 14,153,000 | 1,010,000 | 2,445,312 | ||
| 32 | Jan 18, 2024 22:19 | 4,741 | 37,782,491 | 14,160,000 | 1,011,000 | 2,441,216 | ||
| 33 | Jan 18, 2024 22:19 | 4,741 | 36,833,362 | 14,160,000 | 1,011,000 | 2,265,088 | ||
| 34 | Jan 18, 2024 22:18 | 4,741 | 36,079,130 | 14,159,000 | 1,011,000 | 2,531,328 | ||
| 35 | Jan 18, 2024 22:18 | 4,742 | 35,575,532 | 14,164,000 | 1,011,000 | 2,269,184 | ||
| 36 | Jan 18, 2024 22:18 | 4,742 | 36,005,323 | 13,150,000 | 2,023,000 | 2,531,328 | ||
| 37 | Jan 18, 2024 22:18 | 4,742 | 38,698,513 | 14,164,000 | 1,011,000 | 2,449,408 | ||
| 38 | Jan 18, 2024 22:18 | 4,742 | 37,587,105 | 14,164,000 | 1,011,000 | 2,437,120 | ||
| 39 | Jan 18, 2024 22:18 | 4,743 | 39,387,432 | 14,167,000 | 1,011,000 | 2,269,184 | ||
| 40 | Jan 18, 2024 22:18 | 4,743 | 34,493,391 | 13,155,000 | 2,023,000 | 2,445,312 | ||
| 41 | Jan 18, 2024 22:18 | 4,743 | 31,189,206 | 13,153,000 | 2,023,000 | 2,527,232 | ||
| 42 | Jan 18, 2024 22:19 | 4,745 | 30,371,429 | 14,173,000 | 1,012,000 | 2,269,184 | ||
| 43 | Jan 18, 2024 22:18 | 4,747 | 33,909,332 | 14,177,000 | 1,012,000 | 2,269,184 | ||
| 44 | Jan 18, 2024 22:19 | 4,748 | 31,386,764 | 13,167,000 | 2,025,000 | 2,265,088 | ||
| 45 | Jan 18, 2024 22:18 | 4,749 | 30,048,679 | 14,185,000 | 1,013,000 | 2,269,184 | ||
| 46 | Jan 18, 2024 22:19 | 4,750 | 32,782,685 | 13,173,000 | 2,026,000 | 2,531,328 | ||
| 47 | Jan 18, 2024 22:18 | 4,751 | 31,464,553 | 14,190,000 | 1,013,000 | 2,441,216 | ||
| 48 | Jan 18, 2024 22:18 | 4,753 | 38,982,915 | 13,181,000 | 2,027,000 | 2,445,312 | ||
| 49 | Jan 18, 2024 22:18 | 4,753 | 30,739,760 | 14,196,000 | 1,014,000 | 2,441,216 | ||
| 50 | Jan 18, 2024 22:18 | 4,753 | 28,120,175 | 14,196,000 | 1,014,000 | 2,531,328 | ||
| 51 | Jan 18, 2024 22:19 | 4,755 | 29,667,041 | 14,201,000 | 1,014,000 | 2,531,328 | ||
| 52 | Jan 18, 2024 22:19 | 4,755 | 31,000,343 | 13,187,000 | 2,028,000 | 2,269,184 | ||
| 53 | Jan 18, 2024 22:18 | 4,755 | 33,597,161 | 12,173,000 | 3,043,000 | 2,531,328 | ||
| 54 | Jan 18, 2024 22:18 | 4,756 | 30,888,820 | 14,204,000 | 1,014,000 | 2,445,312 | ||
| 55 | Jan 18, 2024 22:18 | 4,759 | 36,295,937 | 13,198,000 | 2,030,000 | 2,527,232 | ||
| 56 | Jan 18, 2024 22:18 | 4,760 | 33,513,416 | 13,202,000 | 2,031,000 | 2,527,232 | ||
| 57 | Jan 18, 2024 22:18 | 4,767 | 35,160,008 | 13,220,000 | 2,033,000 | 2,441,216 | ||
| 58 | Jan 18, 2024 22:18 | 4,768 | 32,846,631 | 13,222,000 | 2,034,000 | 2,531,328 | ||
| 59 | Jan 18, 2024 22:18 | 4,775 | 28,923,029 | 14,261,000 | 1,018,000 | 2,531,328 | ||
| 60 | Jan 18, 2024 22:18 | 4,780 | 36,291,359 | 15,296,000 | 0 | 2,449,408 | ||
| 61 | Jan 18, 2024 22:18 | 4,782 | 33,021,259 | 14,281,000 | 1,020,000 | 2,441,216 | ||
| 62 | Jan 18, 2024 22:18 | 4,787 | 42,191,499 | 15,318,000 | 0 | 2,269,184 | ||
| 63 | Jan 18, 2024 22:18 | 4,838 | 33,403,549 | 14,450,000 | 1,032,000 | 2,449,408 | ||
| 64 | Jan 18, 2024 22:19 | 4,856 | 79,122,716 | 15,540,600 | 0 | 2,199,552 | ||
| 65 | Jan 18, 2024 22:19 | 4,874 | 66,733,798 | 15,596,753 | 0 | 2,203,648 | ||
| 66 | Jan 18, 2024 22:19 | 4,876 | 81,470,194 | 15,603,147 | 0 | 2,191,360 | ||
| 67 | Jan 18, 2024 22:19 | 4,877 | 90,256,759 | 15,606,150 | 0 | 2,191,360 | ||
| 68 | Jan 18, 2024 22:19 | 4,883 | 53,921,237 | 15,624,605 | 0 | 2,207,744 | ||
| 69 | Jan 18, 2024 22:19 | 4,889 | 92,035,926 | 15,644,961 | 0 | 2,260,992 | ||
| 70 | Jan 18, 2024 22:18 | 4,969 | 59,194,366 | 15,902,315 | 0 | 2,203,648 | ||
| 71 | Jan 18, 2024 22:18 | 4,973 | 55,916,831 | 15,913,984 | 0 | 2,195,456 | ||
| 72 | Jan 18, 2024 22:18 | 4,977 | 86,922,900 | 15,927,378 | 0 | 2,207,744 | ||
| 73 | Jan 18, 2024 22:18 | 4,984 | 89,974,006 | 15,947,884 | 0 | 2,203,648 | ||
| 74 | Jan 18, 2024 22:19 | 4,985 | 93,063,713 | 15,950,705 | 0 | 2,215,936 | ||
| 75 | Jan 18, 2024 22:18 | 4,988 | 89,898,155 | 15,960,253 | 0 | 2,207,744 | ||
| 76 | Jan 18, 2024 22:19 | 4,989 | 51,173,952 | 15,964,713 | 0 | 2,199,552 | ||
| 77 | Jan 18, 2024 22:18 | 4,990 | 86,641,210 | 15,968,801 | 0 | 2,199,552 | ||
| 78 | Jan 18, 2024 22:18 | 4,993 | 96,372,995 | 15,977,004 | 0 | 2,199,552 | ||
| 79 | Jan 18, 2024 22:18 | 4,993 | 77,175,168 | 15,976,080 | 0 | 2,207,744 | ||
| 80 | Jan 18, 2024 22:18 | 5,006 | 81,649,506 | 16,018,604 | 0 | 2,195,456 | ||
| 81 | Jan 18, 2024 22:18 | 5,006 | 93,211,323 | 16,019,275 | 0 | 2,195,456 | ||
| 82 | Jan 18, 2024 22:19 | 5,025 | 57,789,975 | 16,079,264 | 0 | 2,207,744 | ||
| 83 | Jan 18, 2024 22:18 | 5,031 | 76,675,136 | 16,099,485 | 0 | 2,207,744 | ||
| 84 | Jan 18, 2024 22:18 | 5,061 | 89,814,885 | 16,195,545 | 0 | 2,195,456 |