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.

Restrictions:30s512Mb 1 Score Packages

Feel free to create an issue if you need an extra library from the standard Ubuntu repository.

Name	Version	Description
libc6-dev	2.39-0ubuntu8.7	GNU C Library: Development Libraries and Header Files Contains the symlinks, headers, and object files needed to compile and link programs which use the standard C library.
libclang-common-14-dev	1:14.0.6-19build4	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-15-dev	1:15.0.7-14build3	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-16-dev	1:16.0.6-23ubuntu4	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-17-dev	1:17.0.6-9ubuntu1	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-18-dev	1:18.1.3-1ubuntu1	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-19-dev	1:19.1.1-1ubuntu1~24.04.2	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-20-dev	1:20.1.2-0ubuntu1~24.04.2	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libcrypt-dev	1:4.4.36-4build1	libcrypt development files This package contains the files needed for developing applications that use libcrypt.
libgcc-10-dev	10.5.0-4ubuntu2.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libgcc-11-dev	11.5.0-1ubuntu1~24.04.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libgcc-12-dev	12.4.0-2ubuntu1~24.04.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libgcc-13-dev	13.3.0-6ubuntu2~24.04.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libgcc-14-dev	14.2.0-4ubuntu2~24.04.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libobjc-13-dev	13.3.0-6ubuntu2~24.04.1	Runtime library for GNU Objective-C applications (development files) This package contains the headers and static library files needed to build GNU ObjC applications.
libssl-dev	3.0.13-0ubuntu3.9	Secure Sockets Layer toolkit - development files This package is part of the OpenSSL project's implementation of the SSL and TLS cryptographic protocols for secure communication over the Internet. . It contains development libraries, header files, and manpages for libssl and libcrypto.
libstdc++-10-dev	10.5.0-4ubuntu2.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libstdc++-11-dev	11.5.0-1ubuntu1~24.04.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libstdc++-12-dev	12.4.0-2ubuntu1~24.04.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libstdc++-13-dev	13.3.0-6ubuntu2~24.04.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libstdc++-14-dev	14.2.0-4ubuntu2~24.04.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libtbb-dev	2021.11.0-2ubuntu2	parallelism library for C++ - development files TBB is a library that helps you leverage multi-core processor performance without having to be a threading expert. It represents a higher-level, task-based parallelism that abstracts platform details and threading mechanism for performance and scalability. . (Note: if you are a user of the i386 architecture, i.e., 32-bit Intel or compatible hardware, this package only supports Pentium4-compatible and higher processors.) . This package includes the TBB development files.

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olliecrowScore: 4,355Success

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Mar 28, 2026 18:26	4,329	29,932,027	12,864,000	989,000	2,494,464
2	Mar 28, 2026 18:23	4,335	29,307,464	12,882,000	990,000	2,502,656
3	Mar 28, 2026 18:25	4,335	29,943,657	12,881,000	990,000	2,498,560
4	Mar 28, 2026 18:23	4,336	26,949,337	13,875,000	0	2,498,560
5	Mar 28, 2026 18:22	4,336	26,932,608	12,885,000	991,000	2,281,472
6	Mar 28, 2026 18:24	4,337	29,678,293	13,878,000	0	2,498,560
7	Mar 28, 2026 18:25	4,337	34,841,228	12,887,000	991,000	2,281,472
8	Mar 28, 2026 18:23	4,337	30,241,719	12,888,000	991,000	2,281,472
9	Mar 28, 2026 18:22	4,338	30,288,591	13,883,000	0	2,502,656
10	Mar 28, 2026 18:25	4,339	29,754,039	12,893,000	991,000	2,494,464
11	Mar 28, 2026 18:26	4,339	27,479,914	12,894,000	991,000	2,498,560
12	Mar 28, 2026 18:25	4,340	26,725,749	13,889,000	0	2,281,472
13	Mar 28, 2026 18:25	4,340	38,405,489	12,897,000	992,000	2,494,464
14	Mar 28, 2026 18:24	4,341	26,492,157	12,900,000	992,000	2,281,472
15	Mar 28, 2026 18:25	4,343	37,076,497	12,904,000	992,000	2,281,472
16	Mar 28, 2026 18:25	4,343	31,433,947	12,906,000	992,000	2,490,368
17	Mar 28, 2026 18:25	4,343	31,209,235	12,905,000	992,000	2,281,472
18	Mar 28, 2026 18:26	4,343	29,793,423	12,907,000	992,000	2,281,472
19	Mar 28, 2026 18:24	4,343	43,525,200	12,907,000	992,000	2,502,656
20	Mar 28, 2026 18:26	4,344	28,074,718	12,909,000	993,000	2,490,368
21	Mar 28, 2026 18:24	4,344	29,721,870	12,909,000	993,000	2,494,464
22	Mar 28, 2026 18:26	4,345	25,712,320	12,912,000	993,000	2,281,472
23	Mar 28, 2026 18:26	4,345	35,668,403	11,918,000	1,986,000	2,494,464
24	Mar 28, 2026 18:26	4,345	39,755,536	12,912,000	993,000	2,281,472
25	Mar 28, 2026 18:23	4,345	29,023,475	13,903,000	0	2,498,560
26	Mar 28, 2026 18:23	4,346	36,197,323	12,915,000	993,000	2,494,464
27	Mar 28, 2026 18:26	4,348	30,692,880	11,925,000	1,987,000	2,494,464
28	Mar 28, 2026 18:26	4,348	29,440,796	12,921,000	993,000	2,281,472
29	Mar 28, 2026 18:23	4,348	31,707,469	13,913,000	0	2,498,560
30	Mar 28, 2026 18:25	4,349	29,311,878	12,923,000	994,000	2,277,376
31	Mar 28, 2026 18:23	4,349	29,321,541	13,916,000	0	2,498,560
32	Mar 28, 2026 18:23	4,349	35,487,472	12,846,000	1,070,000	2,281,472
33	Mar 28, 2026 18:25	4,350	29,157,303	13,920,000	0	2,498,560
34	Mar 28, 2026 18:25	4,350	32,255,845	12,926,000	994,000	2,490,368
35	Mar 28, 2026 18:24	4,351	31,784,066	13,924,000	0	2,494,464
36	Mar 28, 2026 18:23	4,351	34,594,431	11,934,000	1,989,000	2,494,464
37	Mar 28, 2026 18:26	4,351	30,824,716	12,929,000	994,000	2,494,464
38	Mar 28, 2026 18:23	4,352	35,664,914	13,925,000	0	2,498,560
39	Mar 28, 2026 18:25	4,352	36,939,751	12,933,000	994,000	2,498,560
40	Mar 28, 2026 18:25	4,352	34,802,253	12,933,000	994,000	2,502,656
41	Mar 28, 2026 18:24	4,352	33,821,006	12,932,000	994,000	2,539,520
42	Mar 28, 2026 18:23	4,353	36,123,726	12,936,000	995,000	2,494,464
43	Mar 28, 2026 18:26	4,353	41,487,356	13,930,000	0	2,498,560
44	Mar 28, 2026 18:23	4,353	28,055,526	12,935,000	995,000	2,498,560
45	Mar 28, 2026 18:24	4,353	33,349,767	12,934,000	994,000	2,494,464
46	Mar 28, 2026 18:24	4,355	34,560,454	12,940,000	995,000	2,281,472
47	Mar 28, 2026 18:26	4,355	30,210,904	12,940,000	995,000	2,281,472
48	Mar 28, 2026 18:23	4,356	29,915,160	11,947,000	1,991,000	2,281,472
49	Mar 28, 2026 18:25	4,356	26,733,546	12,943,000	995,000	2,281,472
50	Mar 28, 2026 18:24	4,356	31,535,841	12,944,000	995,000	2,281,472
51	Mar 28, 2026 18:24	4,358	26,978,372	12,951,000	996,000	2,494,464
52	Mar 28, 2026 18:25	4,358	31,554,779	12,948,000	996,000	2,277,376
53	Mar 28, 2026 18:25	4,360	31,049,596	12,957,000	996,000	2,281,472
54	Mar 28, 2026 18:26	4,362	34,738,674	12,962,000	997,000	2,490,368
55	Mar 28, 2026 18:25	4,362	34,416,446	11,964,000	1,994,000	2,498,560
56	Mar 28, 2026 18:23	4,362	31,966,870	12,961,000	997,000	2,490,368
57	Mar 28, 2026 18:26	4,363	33,019,037	12,965,000	997,000	2,281,472
58	Mar 28, 2026 18:25	4,363	27,505,466	11,967,000	1,994,000	2,494,464
59	Mar 28, 2026 18:25	4,363	34,040,666	12,966,000	997,000	2,281,472
60	Mar 28, 2026 18:23	4,363	29,892,516	12,963,000	997,000	2,494,464
61	Mar 28, 2026 18:25	4,363	30,129,507	12,963,000	997,000	2,281,472
62	Mar 28, 2026 18:23	4,365	30,905,867	12,970,000	997,000	2,281,472
63	Mar 28, 2026 18:24	4,365	32,231,058	12,970,000	997,000	2,498,560
64	Mar 28, 2026 18:24	4,367	33,407,440	11,977,000	1,996,000	2,281,472
65	Mar 28, 2026 18:26	4,367	31,303,917	12,977,000	998,000	2,281,472
66	Mar 28, 2026 18:24	4,367	30,167,483	11,978,000	1,996,000	2,498,560
67	Mar 28, 2026 18:24	4,367	28,520,181	11,978,000	1,996,000	2,281,472
68	Mar 28, 2026 18:26	4,368	29,725,823	11,981,000	1,996,000	2,494,464
69	Mar 28, 2026 18:25	4,368	25,537,514	12,981,000	998,000	2,490,368
70	Mar 28, 2026 18:24	4,369	29,854,607	12,982,000	998,000	2,539,520
71	Mar 28, 2026 18:22	4,369	29,619,598	12,982,000	998,000	2,281,472
72	Mar 28, 2026 18:24	4,374	39,137,953	12,999,000	999,000	2,281,472
73	Mar 28, 2026 18:23	4,374	35,512,343	12,999,000	999,000	2,281,472
74	Mar 28, 2026 18:25	4,374	28,922,502	12,999,000	999,000	2,277,376
75	Mar 28, 2026 18:25	4,377	33,555,213	12,005,000	2,000,000	2,494,464
76	Mar 28, 2026 18:26	4,383	35,573,927	13,025,000	1,001,000	2,281,472
77	Mar 28, 2026 18:24	4,383	37,622,819	12,023,000	2,003,000	2,281,472
78	Mar 28, 2026 18:24	4,384	31,171,850	12,026,000	2,004,000	2,490,368
79	Mar 28, 2026 18:24	4,384	29,084,109	12,024,000	2,004,000	2,281,472
80	Mar 28, 2026 18:23	4,387	31,750,978	12,032,000	2,005,000	2,281,472
81	Mar 28, 2026 18:24	4,393	30,694,711	12,050,000	2,008,000	2,494,464
82	Mar 28, 2026 18:25	4,395	38,589,968	12,055,000	2,009,000	2,281,472
83	Mar 28, 2026 18:26	4,396	29,830,682	13,062,000	1,004,000	2,490,368
84	Mar 28, 2026 18:24	4,399	29,552,194	12,066,000	2,011,000	2,502,656
85	Mar 28, 2026 18:23	4,464	29,662,182	14,284,000	0	2,490,368
86	Mar 28, 2026 18:23	4,476	33,785,514	14,323,000	0	2,494,464
87	Mar 28, 2026 18:23	4,481	33,535,632	14,339,000	0	2,281,472
88	Mar 28, 2026 18:23	4,502	23,731,895	14,406,000	0	2,490,368
89	Mar 28, 2026 18:23	4,550	38,158,884	13,520,000	1,040,000	2,281,472
90	Mar 28, 2026 18:23	4,602	30,351,837	13,675,000	1,051,000	2,498,560

Model	Intel(R) Xeon(R) CPU E3-1271 v3 @ 3.60GHz
Cores	1