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 | Mar 28, 2026 18:55 | 4,333 | 25,161,922 | 12,876,000 | 990,000 | 2,498,560 | ||
| 2 | Mar 28, 2026 18:54 | 4,334 | 30,035,362 | 12,880,000 | 990,000 | 2,490,368 | ||
| 3 | Mar 28, 2026 19:00 | 4,334 | 38,984,233 | 12,880,000 | 990,000 | 2,482,176 | ||
| 4 | Mar 28, 2026 19:00 | 4,334 | 28,130,101 | 12,878,000 | 990,000 | 2,498,560 | ||
| 5 | Mar 28, 2026 18:59 | 4,335 | 37,803,082 | 12,881,000 | 990,000 | 2,494,464 | ||
| 6 | Mar 28, 2026 19:00 | 4,335 | 32,405,679 | 12,881,000 | 990,000 | 2,490,368 | ||
| 7 | Mar 28, 2026 18:59 | 4,336 | 29,997,731 | 12,884,000 | 991,000 | 2,498,560 | ||
| 8 | Mar 28, 2026 18:59 | 4,336 | 34,536,948 | 12,885,000 | 991,000 | 2,498,560 | ||
| 9 | Mar 28, 2026 18:55 | 4,337 | 38,823,054 | 13,877,000 | 0 | 2,281,472 | ||
| 10 | Mar 28, 2026 18:55 | 4,337 | 27,946,059 | 12,887,000 | 991,000 | 2,281,472 | ||
| 11 | Mar 28, 2026 18:57 | 4,337 | 27,344,298 | 12,887,000 | 991,000 | 2,494,464 | ||
| 12 | Mar 28, 2026 18:59 | 4,337 | 33,718,755 | 13,877,000 | 0 | 2,281,472 | ||
| 13 | Mar 28, 2026 18:55 | 4,338 | 35,997,292 | 13,881,000 | 0 | 2,494,464 | ||
| 14 | Mar 28, 2026 18:57 | 4,339 | 28,059,194 | 13,885,000 | 0 | 2,494,464 | ||
| 15 | Mar 28, 2026 18:57 | 4,339 | 27,958,056 | 12,893,000 | 991,000 | 2,494,464 | ||
| 16 | Mar 28, 2026 18:58 | 4,339 | 30,529,788 | 11,903,000 | 1,983,000 | 2,502,656 | ||
| 17 | Mar 28, 2026 18:58 | 4,339 | 26,267,908 | 12,894,000 | 991,000 | 2,535,424 | ||
| 18 | Mar 28, 2026 18:54 | 4,340 | 30,151,773 | 13,887,000 | 0 | 2,498,560 | ||
| 19 | Mar 28, 2026 18:58 | 4,340 | 36,435,465 | 12,897,000 | 992,000 | 2,281,472 | ||
| 20 | Mar 28, 2026 18:54 | 4,341 | 39,492,087 | 13,890,000 | 0 | 2,498,560 | ||
| 21 | Mar 28, 2026 18:54 | 4,341 | 36,871,045 | 12,900,000 | 992,000 | 2,281,472 | ||
| 22 | Mar 28, 2026 18:55 | 4,341 | 28,579,625 | 11,907,000 | 1,984,000 | 2,486,272 | ||
| 23 | Mar 28, 2026 18:56 | 4,341 | 29,892,628 | 11,906,000 | 1,984,000 | 2,494,464 | ||
| 24 | Mar 28, 2026 18:57 | 4,341 | 30,866,629 | 11,907,000 | 1,984,000 | 2,498,560 | ||
| 25 | Mar 28, 2026 18:57 | 4,341 | 28,587,959 | 12,898,000 | 992,000 | 2,502,656 | ||
| 26 | Mar 28, 2026 18:58 | 4,341 | 29,321,685 | 12,900,000 | 992,000 | 2,490,368 | ||
| 27 | Mar 28, 2026 18:59 | 4,341 | 43,162,670 | 12,899,000 | 992,000 | 2,490,368 | ||
| 28 | Mar 28, 2026 19:00 | 4,341 | 30,086,624 | 12,899,000 | 992,000 | 2,281,472 | ||
| 29 | Mar 28, 2026 18:54 | 4,342 | 40,291,199 | 13,893,000 | 0 | 2,494,464 | ||
| 30 | Mar 28, 2026 18:55 | 4,342 | 33,522,579 | 12,903,000 | 992,000 | 2,490,368 | ||
| 31 | Mar 28, 2026 18:55 | 4,342 | 40,412,411 | 11,910,000 | 1,985,000 | 2,482,176 | ||
| 32 | Mar 28, 2026 18:58 | 4,342 | 39,323,168 | 12,902,000 | 992,000 | 2,490,368 | ||
| 33 | Mar 28, 2026 18:59 | 4,342 | 28,447,555 | 12,902,000 | 992,000 | 2,281,472 | ||
| 34 | Mar 28, 2026 18:59 | 4,342 | 32,582,424 | 11,909,000 | 1,984,000 | 2,490,368 | ||
| 35 | Mar 28, 2026 18:55 | 4,343 | 30,461,340 | 12,906,000 | 992,000 | 2,498,560 | ||
| 36 | Mar 28, 2026 18:55 | 4,343 | 30,160,729 | 12,907,000 | 992,000 | 2,494,464 | ||
| 37 | Mar 28, 2026 18:56 | 4,343 | 35,643,020 | 11,914,000 | 1,985,000 | 2,494,464 | ||
| 38 | Mar 28, 2026 18:55 | 4,344 | 30,296,140 | 12,908,000 | 992,000 | 2,281,472 | ||
| 39 | Mar 28, 2026 18:56 | 4,344 | 28,461,595 | 12,909,000 | 993,000 | 2,494,464 | ||
| 40 | Mar 28, 2026 18:59 | 4,344 | 44,114,322 | 12,908,000 | 992,000 | 2,498,560 | ||
| 41 | Mar 28, 2026 19:00 | 4,345 | 34,044,725 | 12,911,000 | 993,000 | 2,281,472 | ||
| 42 | Mar 28, 2026 19:00 | 4,345 | 26,202,189 | 12,912,000 | 993,000 | 2,490,368 | ||
| 43 | Mar 28, 2026 18:54 | 4,346 | 32,245,414 | 12,913,000 | 993,000 | 2,281,472 | ||
| 44 | Mar 28, 2026 18:56 | 4,346 | 35,558,131 | 12,913,000 | 993,000 | 2,502,656 | ||
| 45 | Mar 28, 2026 19:00 | 4,346 | 43,427,955 | 12,914,000 | 993,000 | 2,281,472 | ||
| 46 | Mar 28, 2026 18:56 | 4,347 | 39,920,530 | 13,909,000 | 0 | 2,498,560 | ||
| 47 | Mar 28, 2026 18:56 | 4,347 | 27,239,103 | 12,916,000 | 993,000 | 2,281,472 | ||
| 48 | Mar 28, 2026 18:57 | 4,347 | 35,614,903 | 12,916,000 | 993,000 | 2,281,472 | ||
| 49 | Mar 28, 2026 18:57 | 4,347 | 40,365,639 | 12,918,000 | 993,000 | 2,486,272 | ||
| 50 | Mar 28, 2026 18:59 | 4,347 | 31,343,963 | 12,917,000 | 993,000 | 2,281,472 | ||
| 51 | Mar 28, 2026 18:54 | 4,348 | 38,808,424 | 12,842,000 | 1,070,000 | 2,498,560 | ||
| 52 | Mar 28, 2026 18:55 | 4,348 | 38,224,462 | 12,920,000 | 993,000 | 2,281,472 | ||
| 53 | Mar 28, 2026 18:56 | 4,348 | 39,977,123 | 12,921,000 | 993,000 | 2,281,472 | ||
| 54 | Mar 28, 2026 18:57 | 4,348 | 38,258,441 | 13,915,000 | 0 | 2,494,464 | ||
| 55 | Mar 28, 2026 18:59 | 4,348 | 27,731,538 | 13,913,000 | 0 | 2,498,560 | ||
| 56 | Mar 28, 2026 18:54 | 4,349 | 31,584,747 | 12,924,000 | 994,000 | 2,277,376 | ||
| 57 | Mar 28, 2026 18:56 | 4,349 | 38,234,497 | 12,922,000 | 994,000 | 2,490,368 | ||
| 58 | Mar 28, 2026 18:57 | 4,349 | 33,143,493 | 12,922,000 | 994,000 | 2,281,472 | ||
| 59 | Mar 28, 2026 18:58 | 4,349 | 34,540,333 | 13,918,000 | 0 | 2,498,560 | ||
| 60 | Mar 28, 2026 18:59 | 4,349 | 44,516,043 | 11,929,000 | 1,988,000 | 2,494,464 | ||
| 61 | Mar 28, 2026 18:57 | 4,350 | 38,006,512 | 12,927,000 | 994,000 | 2,502,656 | ||
| 62 | Mar 28, 2026 18:54 | 4,351 | 31,433,914 | 12,930,000 | 994,000 | 2,281,472 | ||
| 63 | Mar 28, 2026 18:54 | 4,351 | 36,840,002 | 13,922,000 | 0 | 2,498,560 | ||
| 64 | Mar 28, 2026 18:57 | 4,351 | 29,308,685 | 12,928,000 | 994,000 | 2,281,472 | ||
| 65 | Mar 28, 2026 18:57 | 4,351 | 37,673,514 | 12,928,000 | 994,000 | 2,494,464 | ||
| 66 | Mar 28, 2026 18:59 | 4,351 | 29,256,691 | 12,928,000 | 994,000 | 2,502,656 | ||
| 67 | Mar 28, 2026 18:54 | 4,352 | 30,959,057 | 12,933,000 | 994,000 | 2,281,472 | ||
| 68 | Mar 28, 2026 18:59 | 4,352 | 28,722,227 | 12,931,000 | 994,000 | 2,502,656 | ||
| 69 | Mar 28, 2026 18:56 | 4,353 | 27,525,229 | 12,934,000 | 994,000 | 2,281,472 | ||
| 70 | Mar 28, 2026 18:57 | 4,353 | 32,577,262 | 12,936,000 | 995,000 | 2,281,472 | ||
| 71 | Mar 28, 2026 18:57 | 4,353 | 35,953,600 | 11,941,000 | 1,990,000 | 2,535,424 | ||
| 72 | Mar 28, 2026 18:58 | 4,353 | 26,481,410 | 13,928,000 | 0 | 2,498,560 | ||
| 73 | Mar 28, 2026 19:00 | 4,353 | 30,173,016 | 11,939,000 | 1,989,000 | 2,494,464 | ||
| 74 | Mar 28, 2026 18:55 | 4,354 | 29,475,632 | 12,938,000 | 995,000 | 2,494,464 | ||
| 75 | Mar 28, 2026 18:55 | 4,354 | 35,291,087 | 12,938,000 | 995,000 | 2,494,464 | ||
| 76 | Mar 28, 2026 18:56 | 4,354 | 27,102,557 | 13,932,000 | 0 | 2,490,368 | ||
| 77 | Mar 28, 2026 18:58 | 4,354 | 39,466,454 | 12,937,000 | 995,000 | 2,281,472 | ||
| 78 | Mar 28, 2026 18:59 | 4,354 | 29,505,609 | 12,937,000 | 995,000 | 2,502,656 | ||
| 79 | Mar 28, 2026 18:56 | 4,355 | 35,825,098 | 11,946,000 | 1,991,000 | 2,498,560 | ||
| 80 | Mar 28, 2026 19:00 | 4,355 | 35,263,093 | 12,941,000 | 995,000 | 2,281,472 | ||
| 81 | Mar 28, 2026 18:54 | 4,356 | 29,381,853 | 12,943,000 | 995,000 | 2,535,424 | ||
| 82 | Mar 28, 2026 18:57 | 4,356 | 31,474,130 | 12,945,000 | 995,000 | 2,494,464 | ||
| 83 | Mar 28, 2026 18:58 | 4,356 | 34,547,648 | 11,948,000 | 1,991,000 | 2,498,560 | ||
| 84 | Mar 28, 2026 18:58 | 4,356 | 40,398,772 | 12,945,000 | 995,000 | 2,506,752 | ||
| 85 | Mar 28, 2026 19:00 | 4,356 | 35,437,135 | 12,944,000 | 995,000 | 2,281,472 | ||
| 86 | Mar 28, 2026 18:56 | 4,358 | 31,340,291 | 12,951,000 | 996,000 | 2,281,472 | ||
| 87 | Mar 28, 2026 18:57 | 4,358 | 36,390,254 | 11,953,000 | 1,992,000 | 2,281,472 | ||
| 88 | Mar 28, 2026 18:58 | 4,358 | 29,074,988 | 12,948,000 | 996,000 | 2,273,280 | ||
| 89 | Mar 28, 2026 18:59 | 4,359 | 35,540,906 | 12,952,000 | 996,000 | 2,494,464 | ||
| 90 | Mar 28, 2026 18:59 | 4,359 | 30,721,450 | 12,953,000 | 996,000 | 2,281,472 | ||
| 91 | Mar 28, 2026 18:59 | 4,359 | 28,341,059 | 12,952,000 | 996,000 | 2,281,472 | ||
| 92 | Mar 28, 2026 18:59 | 4,359 | 31,461,115 | 11,957,000 | 1,992,000 | 2,482,176 | ||
| 93 | Mar 28, 2026 18:54 | 4,360 | 36,297,061 | 12,957,000 | 996,000 | 2,281,472 | ||
| 94 | Mar 28, 2026 18:55 | 4,360 | 36,701,586 | 12,955,000 | 996,000 | 2,490,368 | ||
| 95 | Mar 28, 2026 18:57 | 4,360 | 30,161,739 | 12,957,000 | 996,000 | 2,494,464 | ||
| 96 | Mar 28, 2026 18:58 | 4,360 | 34,646,122 | 12,955,000 | 996,000 | 2,281,472 | ||
| 97 | Mar 28, 2026 18:58 | 4,360 | 30,855,449 | 12,956,000 | 996,000 | 2,494,464 | ||
| 98 | Mar 28, 2026 18:55 | 4,362 | 38,136,822 | 11,965,000 | 1,994,000 | 2,490,368 | ||
| 99 | Mar 28, 2026 18:58 | 4,362 | 26,384,008 | 12,962,000 | 997,000 | 2,498,560 | ||
| 100 | Mar 28, 2026 18:54 | 4,363 | 33,894,806 | 12,964,000 | 997,000 | 2,281,472 | ||
| 101 | Mar 28, 2026 18:55 | 4,363 | 32,335,182 | 11,968,000 | 1,994,000 | 2,281,472 | ||
| 102 | Mar 28, 2026 18:56 | 4,363 | 29,481,919 | 11,969,000 | 1,994,000 | 2,494,464 | ||
| 103 | Mar 28, 2026 18:59 | 4,363 | 36,665,303 | 12,965,000 | 997,000 | 2,281,472 | ||
| 104 | Mar 28, 2026 19:00 | 4,363 | 37,166,283 | 11,966,000 | 1,994,000 | 2,494,464 | ||
| 105 | Mar 28, 2026 19:00 | 4,363 | 30,250,889 | 11,969,000 | 1,994,000 | 2,494,464 | ||
| 106 | Mar 28, 2026 18:54 | 4,364 | 31,598,264 | 12,967,000 | 997,000 | 2,281,472 | ||
| 107 | Mar 28, 2026 18:58 | 4,365 | 30,803,346 | 12,970,000 | 997,000 | 2,498,560 | ||
| 108 | Mar 28, 2026 18:59 | 4,365 | 35,833,349 | 12,972,000 | 997,000 | 2,281,472 | ||
| 109 | Mar 28, 2026 18:56 | 4,366 | 31,936,666 | 12,974,000 | 998,000 | 2,281,472 | ||
| 110 | Mar 28, 2026 18:55 | 4,367 | 30,067,078 | 12,976,000 | 998,000 | 2,281,472 | ||
| 111 | Mar 28, 2026 18:56 | 4,368 | 27,871,861 | 12,980,000 | 998,000 | 2,281,472 | ||
| 112 | Mar 28, 2026 19:00 | 4,368 | 30,740,908 | 12,979,000 | 998,000 | 2,494,464 | ||
| 113 | Mar 28, 2026 18:56 | 4,370 | 36,835,500 | 12,986,000 | 998,000 | 2,486,272 | ||
| 114 | Mar 28, 2026 18:58 | 4,370 | 43,208,393 | 11,987,000 | 1,997,000 | 2,502,656 | ||
| 115 | Mar 28, 2026 18:59 | 4,370 | 29,897,219 | 11,987,000 | 1,997,000 | 2,281,472 | ||
| 116 | Mar 28, 2026 18:59 | 4,370 | 32,040,799 | 12,986,000 | 998,000 | 2,281,472 | ||
| 117 | Mar 28, 2026 18:56 | 4,371 | 32,257,376 | 12,988,000 | 999,000 | 2,490,368 | ||
| 118 | Mar 28, 2026 18:57 | 4,371 | 27,734,063 | 12,989,000 | 999,000 | 2,535,424 | ||
| 119 | Mar 28, 2026 18:58 | 4,371 | 35,337,690 | 12,988,000 | 999,000 | 2,281,472 | ||
| 120 | Mar 28, 2026 18:54 | 4,372 | 41,895,557 | 12,991,000 | 999,000 | 2,502,656 | ||
| 121 | Mar 28, 2026 18:58 | 4,372 | 27,819,840 | 12,990,000 | 999,000 | 2,281,472 | ||
| 122 | Mar 28, 2026 18:54 | 4,373 | 32,809,795 | 12,994,000 | 999,000 | 2,281,472 | ||
| 123 | Mar 28, 2026 18:57 | 4,373 | 26,557,921 | 12,993,000 | 999,000 | 2,494,464 | ||
| 124 | Mar 28, 2026 19:00 | 4,373 | 25,291,219 | 12,996,000 | 999,000 | 2,494,464 | ||
| 125 | Mar 28, 2026 18:57 | 4,374 | 42,351,769 | 11,999,000 | 1,999,000 | 2,281,472 | ||
| 126 | Mar 28, 2026 18:55 | 4,375 | 31,663,294 | 13,001,000 | 1,000,000 | 2,490,368 | ||
| 127 | Mar 28, 2026 18:55 | 4,376 | 30,030,341 | 12,002,000 | 2,000,000 | 2,494,464 | ||
| 128 | Mar 28, 2026 18:58 | 4,376 | 42,368,582 | 12,003,000 | 2,000,000 | 2,486,272 | ||
| 129 | Mar 28, 2026 18:55 | 4,377 | 36,119,540 | 12,005,000 | 2,000,000 | 2,490,368 | ||
| 130 | Mar 28, 2026 18:58 | 4,377 | 37,472,845 | 13,005,000 | 1,000,000 | 2,281,472 | ||
| 131 | Mar 28, 2026 18:58 | 4,377 | 31,731,953 | 13,007,000 | 1,000,000 | 2,494,464 | ||
| 132 | Mar 28, 2026 18:56 | 4,378 | 29,672,029 | 13,008,000 | 1,000,000 | 2,281,472 | ||
| 133 | Mar 28, 2026 18:54 | 4,379 | 36,854,868 | 12,012,000 | 2,002,000 | 2,498,560 | ||
| 134 | Mar 28, 2026 18:55 | 4,379 | 28,152,929 | 13,012,000 | 1,000,000 | 2,494,464 | ||
| 135 | Mar 28, 2026 18:59 | 4,379 | 31,596,762 | 13,013,000 | 1,001,000 | 2,498,560 | ||
| 136 | Mar 28, 2026 18:54 | 4,380 | 29,789,560 | 13,015,000 | 1,001,000 | 2,498,560 | ||
| 137 | Mar 28, 2026 18:56 | 4,381 | 30,729,432 | 13,017,000 | 1,001,000 | 2,535,424 | ||
| 138 | Mar 28, 2026 18:54 | 4,382 | 36,111,197 | 13,020,000 | 1,001,000 | 2,281,472 | ||
| 139 | Mar 28, 2026 18:55 | 4,383 | 32,492,973 | 12,022,000 | 2,003,000 | 2,281,472 | ||
| 140 | Mar 28, 2026 18:58 | 4,383 | 29,952,972 | 13,025,000 | 1,001,000 | 2,498,560 | ||
| 141 | Mar 28, 2026 18:58 | 4,385 | 40,216,736 | 13,029,000 | 1,002,000 | 2,490,368 | ||
| 142 | Mar 28, 2026 18:54 | 4,387 | 31,478,934 | 13,037,000 | 1,002,000 | 2,281,472 | ||
| 143 | Mar 28, 2026 18:56 | 4,387 | 34,710,953 | 13,035,000 | 1,002,000 | 2,486,272 | ||
| 144 | Mar 28, 2026 18:58 | 4,387 | 32,693,498 | 12,034,000 | 2,005,000 | 2,277,376 | ||
| 145 | Mar 28, 2026 19:00 | 4,387 | 30,497,409 | 13,037,000 | 1,002,000 | 2,486,272 | ||
| 146 | Mar 28, 2026 18:56 | 4,391 | 31,667,354 | 12,044,000 | 2,007,000 | 2,281,472 | ||
| 147 | Mar 28, 2026 18:59 | 4,394 | 31,714,895 | 12,052,000 | 2,008,000 | 2,490,368 | ||
| 148 | Mar 28, 2026 18:55 | 4,398 | 35,697,488 | 12,064,000 | 2,010,000 | 2,281,472 | ||
| 149 | Mar 28, 2026 18:55 | 4,406 | 31,454,310 | 13,093,000 | 1,007,000 | 2,273,280 | ||
| 150 | Mar 28, 2026 18:57 | 5,098 | 37,153,200 | 15,296,000 | 1,019,000 | 2,498,560 |