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 22:06 | 4,670 | 30,332,299 | 13,949,000 | 996,000 | 2,437,120 | ||
| 2 | Jan 18, 2024 22:06 | 4,670 | 32,268,731 | 13,949,000 | 996,000 | 2,445,312 | ||
| 3 | Jan 18, 2024 22:07 | 4,675 | 29,732,001 | 13,963,000 | 997,000 | 2,449,408 | ||
| 4 | Jan 18, 2024 22:09 | 4,676 | 38,440,328 | 13,965,000 | 997,000 | 2,449,408 | ||
| 5 | Jan 18, 2024 22:07 | 4,678 | 33,352,574 | 13,973,000 | 998,000 | 2,445,312 | ||
| 6 | Jan 18, 2024 22:07 | 4,680 | 41,362,846 | 13,978,000 | 998,000 | 2,265,088 | ||
| 7 | Jan 18, 2024 22:06 | 4,683 | 32,800,711 | 13,987,000 | 999,000 | 2,445,312 | ||
| 8 | Jan 18, 2024 22:08 | 4,684 | 28,259,508 | 12,990,000 | 1,998,000 | 2,441,216 | ||
| 9 | Jan 18, 2024 22:09 | 4,684 | 38,094,418 | 13,989,000 | 999,000 | 2,449,408 | ||
| 10 | Jan 18, 2024 22:09 | 4,685 | 37,565,218 | 13,993,000 | 999,000 | 2,449,408 | ||
| 11 | Jan 18, 2024 22:09 | 4,686 | 33,974,275 | 12,854,000 | 2,142,000 | 2,531,328 | ||
| 12 | Jan 18, 2024 22:06 | 4,688 | 29,223,468 | 14,000,000 | 1,000,000 | 2,531,328 | ||
| 13 | Jan 18, 2024 22:07 | 4,689 | 31,797,635 | 14,006,000 | 1,000,000 | 2,269,184 | ||
| 14 | Jan 18, 2024 22:08 | 4,690 | 29,932,757 | 14,008,000 | 1,000,000 | 2,449,408 | ||
| 15 | Jan 18, 2024 22:08 | 4,692 | 34,968,101 | 14,014,000 | 1,001,000 | 2,445,312 | ||
| 16 | Jan 18, 2024 22:06 | 4,693 | 40,906,891 | 13,014,000 | 2,002,000 | 2,531,328 | ||
| 17 | Jan 18, 2024 22:07 | 4,693 | 30,739,183 | 14,018,000 | 1,001,000 | 2,531,328 | ||
| 18 | Jan 18, 2024 22:06 | 4,694 | 42,020,495 | 14,020,000 | 1,001,000 | 2,527,232 | ||
| 19 | Jan 18, 2024 22:08 | 4,698 | 31,664,484 | 13,031,000 | 2,004,000 | 2,445,312 | ||
| 20 | Jan 18, 2024 22:06 | 4,698 | 41,083,391 | 13,028,000 | 2,004,000 | 2,531,328 | ||
| 21 | Jan 18, 2024 22:07 | 4,698 | 41,268,526 | 14,031,000 | 1,002,000 | 2,531,328 | ||
| 22 | Jan 18, 2024 22:08 | 4,700 | 37,317,125 | 14,037,000 | 1,002,000 | 2,527,232 | ||
| 23 | Jan 18, 2024 22:07 | 4,700 | 36,670,668 | 14,039,000 | 1,002,000 | 2,269,184 | ||
| 24 | Jan 18, 2024 22:08 | 4,701 | 30,466,650 | 13,038,000 | 2,005,000 | 2,269,184 | ||
| 25 | Jan 18, 2024 22:07 | 4,701 | 33,715,192 | 14,040,000 | 1,002,000 | 2,445,312 | ||
| 26 | Jan 18, 2024 22:07 | 4,701 | 31,807,061 | 14,041,000 | 1,002,000 | 2,531,328 | ||
| 27 | Jan 18, 2024 22:08 | 4,701 | 44,408,460 | 13,038,000 | 2,005,000 | 2,531,328 | ||
| 28 | Jan 18, 2024 22:08 | 4,702 | 32,300,741 | 12,038,000 | 3,009,000 | 2,531,328 | ||
| 29 | Jan 18, 2024 22:09 | 4,703 | 32,148,394 | 14,046,000 | 1,003,000 | 2,269,184 | ||
| 30 | Jan 18, 2024 22:08 | 4,705 | 36,020,471 | 14,053,000 | 1,003,000 | 2,441,216 | ||
| 31 | Jan 18, 2024 22:08 | 4,705 | 27,109,319 | 14,052,000 | 1,003,000 | 2,269,184 | ||
| 32 | Jan 18, 2024 22:09 | 4,705 | 39,827,003 | 13,049,000 | 2,007,000 | 2,531,328 | ||
| 33 | Jan 18, 2024 22:06 | 4,705 | 33,148,862 | 14,052,000 | 1,003,000 | 2,445,312 | ||
| 34 | Jan 18, 2024 22:07 | 4,705 | 35,201,137 | 14,053,000 | 1,003,000 | 2,531,328 | ||
| 35 | Jan 18, 2024 22:07 | 4,706 | 32,944,457 | 13,052,000 | 2,008,000 | 2,531,328 | ||
| 36 | Jan 18, 2024 22:08 | 4,706 | 37,334,590 | 14,056,000 | 1,004,000 | 2,531,328 | ||
| 37 | Jan 18, 2024 22:07 | 4,707 | 30,347,271 | 14,057,000 | 1,004,000 | 2,437,120 | ||
| 38 | Jan 18, 2024 22:06 | 4,708 | 35,924,083 | 14,060,000 | 1,004,000 | 2,269,184 | ||
| 39 | Jan 18, 2024 22:08 | 4,708 | 26,886,512 | 14,063,000 | 1,004,000 | 2,527,232 | ||
| 40 | Jan 18, 2024 22:09 | 4,708 | 28,116,628 | 14,061,000 | 1,004,000 | 2,453,504 | ||
| 41 | Jan 18, 2024 22:09 | 4,711 | 32,860,204 | 14,070,000 | 1,005,000 | 2,441,216 | ||
| 42 | Jan 18, 2024 22:08 | 4,712 | 35,863,334 | 14,073,000 | 1,005,000 | 2,269,184 | ||
| 43 | Jan 18, 2024 22:07 | 4,712 | 38,982,413 | 14,072,000 | 1,005,000 | 2,265,088 | ||
| 44 | Jan 18, 2024 22:07 | 4,712 | 30,545,698 | 13,067,000 | 2,010,000 | 2,531,328 | ||
| 45 | Jan 18, 2024 22:07 | 4,714 | 39,563,239 | 14,079,000 | 1,005,000 | 2,445,312 | ||
| 46 | Jan 18, 2024 22:08 | 4,715 | 39,104,336 | 14,083,000 | 1,005,000 | 2,441,216 | ||
| 47 | Jan 18, 2024 22:08 | 4,717 | 37,951,762 | 14,088,000 | 1,006,000 | 2,441,216 | ||
| 48 | Jan 18, 2024 22:07 | 4,717 | 29,899,890 | 14,088,000 | 1,006,000 | 2,265,088 | ||
| 49 | Jan 18, 2024 22:07 | 4,718 | 35,527,915 | 13,085,000 | 2,013,000 | 2,437,120 | ||
| 50 | Jan 18, 2024 22:07 | 4,721 | 42,183,663 | 14,101,000 | 1,007,000 | 2,437,120 | ||
| 51 | Jan 18, 2024 22:08 | 4,722 | 35,120,468 | 14,102,000 | 1,007,000 | 2,445,312 | ||
| 52 | Jan 18, 2024 22:07 | 4,723 | 31,078,012 | 12,092,000 | 3,023,000 | 2,441,216 | ||
| 53 | Jan 18, 2024 22:07 | 4,723 | 37,902,774 | 14,107,000 | 1,007,000 | 2,527,232 | ||
| 54 | Jan 18, 2024 22:08 | 4,723 | 31,016,759 | 14,106,000 | 1,007,000 | 2,531,328 | ||
| 55 | Jan 18, 2024 22:07 | 4,724 | 29,466,705 | 14,111,000 | 1,007,000 | 2,445,312 | ||
| 56 | Jan 18, 2024 22:08 | 4,725 | 38,423,887 | 14,112,000 | 1,008,000 | 2,531,328 | ||
| 57 | Jan 18, 2024 22:07 | 4,727 | 30,103,938 | 14,118,000 | 1,008,000 | 2,445,312 | ||
| 58 | Jan 18, 2024 22:07 | 4,735 | 34,477,060 | 14,141,000 | 1,010,000 | 2,449,408 | ||
| 59 | Jan 18, 2024 22:07 | 4,740 | 47,685,908 | 13,145,000 | 2,022,000 | 2,269,184 | ||
| 60 | Jan 18, 2024 22:07 | 4,742 | 38,965,146 | 14,164,000 | 1,011,000 | 2,445,312 | ||
| 61 | Jan 18, 2024 22:07 | 4,748 | 35,327,162 | 14,181,000 | 1,012,000 | 2,441,216 | ||
| 62 | Jan 18, 2024 22:07 | 4,756 | 32,311,582 | 14,204,000 | 1,014,000 | 2,531,328 | ||
| 63 | Jan 18, 2024 22:09 | 4,760 | 35,585,832 | 14,217,000 | 1,015,000 | 2,437,120 | ||
| 64 | Jan 18, 2024 22:09 | 4,910 | 56,594,458 | 15,713,286 | 0 | 2,199,552 | ||
| 65 | Jan 18, 2024 22:07 | 4,932 | 70,449,731 | 15,783,107 | 0 | 2,244,608 | ||
| 66 | Jan 18, 2024 22:07 | 4,934 | 81,318,931 | 15,788,596 | 0 | 2,199,552 | ||
| 67 | Jan 18, 2024 22:06 | 4,938 | 89,693,732 | 15,800,431 | 0 | 2,203,648 | ||
| 68 | Jan 18, 2024 22:07 | 4,942 | 92,125,646 | 15,813,310 | 0 | 2,195,456 | ||
| 69 | Jan 18, 2024 22:09 | 4,943 | 87,453,301 | 15,816,379 | 0 | 2,203,648 | ||
| 70 | Jan 18, 2024 22:06 | 4,946 | 76,649,092 | 15,828,080 | 0 | 2,207,744 | ||
| 71 | Jan 18, 2024 22:09 | 4,951 | 76,781,218 | 15,843,970 | 0 | 2,207,744 | ||
| 72 | Jan 18, 2024 22:07 | 4,952 | 84,798,132 | 15,844,973 | 0 | 2,199,552 | ||
| 73 | Jan 18, 2024 22:06 | 4,958 | 80,102,920 | 15,865,072 | 0 | 2,203,648 | ||
| 74 | Jan 18, 2024 22:08 | 4,958 | 70,802,057 | 15,864,775 | 0 | 2,195,456 | ||
| 75 | Jan 18, 2024 22:08 | 4,959 | 75,595,634 | 15,868,883 | 0 | 2,199,552 | ||
| 76 | Jan 18, 2024 22:07 | 4,963 | 57,315,907 | 15,882,808 | 0 | 2,203,648 | ||
| 77 | Jan 18, 2024 22:08 | 4,963 | 76,010,296 | 15,882,785 | 0 | 2,195,456 | ||
| 78 | Jan 18, 2024 22:08 | 4,970 | 89,900,512 | 15,902,707 | 0 | 2,211,840 | ||
| 79 | Jan 18, 2024 22:07 | 4,973 | 71,875,110 | 15,913,941 | 0 | 2,203,648 | ||
| 80 | Jan 18, 2024 22:07 | 4,979 | 85,079,329 | 15,932,213 | 0 | 2,207,744 | ||
| 81 | Jan 18, 2024 22:07 | 4,980 | 82,579,629 | 15,936,043 | 0 | 2,203,648 | ||
| 82 | Jan 18, 2024 22:08 | 4,983 | 68,477,844 | 15,947,109 | 0 | 2,203,648 | ||
| 83 | Jan 18, 2024 22:07 | 5,004 | 81,032,250 | 16,012,471 | 0 | 2,203,648 | ||
| 84 | Jan 18, 2024 22:08 | 5,156 | 80,902,714 | 16,499,592 | 0 | 2,199,552 |