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 19:45	4,332	30,056,216	11,882,000	1,980,000	2,281,472
2	Mar 28, 2026 19:43	4,333	32,512,170	12,876,000	990,000	2,494,464
3	Mar 28, 2026 19:46	4,335	38,213,212	12,881,000	990,000	2,281,472
4	Mar 28, 2026 19:44	4,336	28,588,883	13,875,000	0	2,498,560
5	Mar 28, 2026 19:43	4,336	31,515,131	12,885,000	991,000	2,490,368
6	Mar 28, 2026 19:45	4,337	38,190,521	13,879,000	0	2,502,656
7	Mar 28, 2026 19:43	4,337	37,947,467	12,887,000	991,000	2,490,368
8	Mar 28, 2026 19:44	4,337	40,653,927	12,888,000	991,000	2,502,656
9	Mar 28, 2026 19:46	4,337	39,724,231	12,886,000	991,000	2,494,464
10	Mar 28, 2026 19:45	4,339	28,130,203	12,893,000	991,000	2,502,656
11	Mar 28, 2026 19:44	4,339	29,035,204	12,894,000	991,000	2,506,752
12	Mar 28, 2026 19:46	4,339	26,952,702	12,894,000	991,000	2,498,560
13	Mar 28, 2026 19:45	4,340	26,996,921	12,897,000	992,000	2,494,464
14	Mar 28, 2026 19:42	4,340	26,124,175	12,896,000	992,000	2,502,656
15	Mar 28, 2026 19:45	4,340	40,534,919	13,888,000	0	2,494,464
16	Mar 28, 2026 19:44	4,341	27,062,119	13,892,000	0	2,490,368
17	Mar 28, 2026 19:45	4,342	27,844,537	12,901,000	992,000	2,494,464
18	Mar 28, 2026 19:45	4,342	42,746,819	12,902,000	992,000	2,494,464
19	Mar 28, 2026 19:43	4,342	30,329,589	12,901,000	992,000	2,281,472
20	Mar 28, 2026 19:43	4,342	38,040,449	12,903,000	992,000	2,490,368
21	Mar 28, 2026 19:45	4,343	27,336,689	13,899,000	0	2,281,472
22	Mar 28, 2026 19:44	4,343	28,770,049	12,904,000	992,000	2,494,464
23	Mar 28, 2026 19:45	4,343	31,342,364	12,907,000	992,000	2,277,376
24	Mar 28, 2026 19:44	4,345	34,346,598	12,912,000	993,000	2,494,464
25	Mar 28, 2026 19:43	4,345	29,512,061	12,912,000	993,000	2,281,472
26	Mar 28, 2026 19:44	4,346	31,053,494	12,915,000	993,000	2,498,560
27	Mar 28, 2026 19:45	4,346	27,998,172	13,907,000	0	2,498,560
28	Mar 28, 2026 19:43	4,346	29,514,645	13,907,000	0	2,539,520
29	Mar 28, 2026 19:43	4,346	36,166,644	12,914,000	993,000	2,498,560
30	Mar 28, 2026 19:44	4,348	30,251,628	12,919,000	993,000	2,281,472
31	Mar 28, 2026 19:42	4,348	31,166,777	13,914,000	0	2,281,472
32	Mar 28, 2026 19:45	4,348	35,569,141	12,921,000	993,000	2,494,464
33	Mar 28, 2026 19:45	4,348	28,793,912	12,920,000	993,000	2,494,464
34	Mar 28, 2026 19:44	4,348	29,879,967	12,921,000	993,000	2,281,472
35	Mar 28, 2026 19:44	4,349	32,529,204	12,923,000	994,000	2,281,472
36	Mar 28, 2026 19:45	4,350	27,888,672	12,927,000	994,000	2,498,560
37	Mar 28, 2026 19:43	4,350	27,663,923	12,851,000	1,070,000	2,486,272
38	Mar 28, 2026 19:45	4,351	31,760,971	13,923,000	0	2,281,472
39	Mar 28, 2026 19:44	4,352	29,110,798	12,933,000	994,000	2,281,472
40	Mar 28, 2026 19:45	4,352	34,379,963	12,932,000	994,000	2,281,472
41	Mar 28, 2026 19:43	4,352	30,497,623	11,937,000	1,989,000	2,498,560
42	Mar 28, 2026 19:46	4,353	26,984,059	11,940,000	1,990,000	2,494,464
43	Mar 28, 2026 19:45	4,353	31,064,416	12,935,000	995,000	2,490,368
44	Mar 28, 2026 19:42	4,354	37,618,928	11,944,000	1,990,000	2,502,656
45	Mar 28, 2026 19:42	4,354	27,915,818	13,932,000	0	2,490,368
46	Mar 28, 2026 19:45	4,355	28,280,647	11,946,000	1,991,000	2,281,472
47	Mar 28, 2026 19:43	4,355	38,127,982	12,942,000	995,000	2,281,472
48	Mar 28, 2026 19:45	4,355	39,168,318	12,940,000	995,000	2,281,472
49	Mar 28, 2026 19:45	4,355	34,384,757	12,941,000	995,000	2,281,472
50	Mar 28, 2026 19:44	4,356	27,647,706	12,945,000	995,000	2,281,472
51	Mar 28, 2026 19:44	4,356	30,303,206	11,947,000	1,991,000	2,281,472
52	Mar 28, 2026 19:43	4,357	30,934,300	12,947,000	995,000	2,502,656
53	Mar 28, 2026 19:43	4,357	38,573,159	12,947,000	995,000	2,494,464
54	Mar 28, 2026 19:44	4,358	34,849,495	12,950,000	996,000	2,498,560
55	Mar 28, 2026 19:46	4,358	44,752,587	12,949,000	996,000	2,281,472
56	Mar 28, 2026 19:42	4,359	27,110,446	12,954,000	996,000	2,281,472
57	Mar 28, 2026 19:45	4,359	30,346,800	12,952,000	996,000	2,281,472
58	Mar 28, 2026 19:43	4,360	39,115,891	12,957,000	996,000	2,281,472
59	Mar 28, 2026 19:43	4,361	28,202,788	11,963,000	1,993,000	2,498,560
60	Mar 28, 2026 19:43	4,361	29,490,837	12,960,000	996,000	2,506,752
61	Mar 28, 2026 19:44	4,361	27,857,978	12,958,000	996,000	2,498,560
62	Mar 28, 2026 19:44	4,363	43,789,956	12,965,000	997,000	2,498,560
63	Mar 28, 2026 19:44	4,363	31,771,960	12,964,000	997,000	2,281,472
64	Mar 28, 2026 19:44	4,363	29,966,045	11,967,000	1,994,000	2,277,376
65	Mar 28, 2026 19:44	4,364	40,677,640	12,967,000	997,000	2,281,472
66	Mar 28, 2026 19:43	4,364	35,714,852	12,967,000	997,000	2,490,368
67	Mar 28, 2026 19:42	4,365	27,492,872	11,973,000	1,995,000	2,281,472
68	Mar 28, 2026 19:44	4,367	29,578,566	11,979,000	1,996,000	2,281,472
69	Mar 28, 2026 19:43	4,367	31,581,290	11,978,000	1,996,000	2,506,752
70	Mar 28, 2026 19:44	4,368	32,966,515	12,980,000	998,000	2,494,464
71	Mar 28, 2026 19:44	4,369	34,020,863	12,982,000	998,000	2,281,472
72	Mar 28, 2026 19:42	4,369	29,724,249	12,984,000	998,000	2,494,464
73	Mar 28, 2026 19:43	4,369	34,388,705	12,983,000	998,000	2,502,656
74	Mar 28, 2026 19:43	4,369	30,764,048	11,984,000	1,997,000	2,490,368
75	Mar 28, 2026 19:44	4,370	40,062,342	11,987,000	1,997,000	2,494,464
76	Mar 28, 2026 19:43	4,371	29,980,458	11,988,000	1,998,000	2,502,656
77	Mar 28, 2026 19:45	4,372	30,958,780	12,992,000	999,000	2,281,472
78	Mar 28, 2026 19:46	4,372	29,420,314	12,991,000	999,000	2,498,560
79	Mar 28, 2026 19:43	4,373	38,049,195	12,996,000	999,000	2,494,464
80	Mar 28, 2026 19:44	4,374	33,540,824	11,997,000	1,999,000	2,490,368
81	Mar 28, 2026 19:45	4,377	32,651,490	13,007,000	1,000,000	2,494,464
82	Mar 28, 2026 19:42	4,378	42,199,682	12,010,000	2,001,000	2,281,472
83	Mar 28, 2026 19:43	4,380	28,243,961	12,013,000	2,002,000	2,281,472
84	Mar 28, 2026 19:42	4,380	36,899,736	12,014,000	2,002,000	2,281,472
85	Mar 28, 2026 19:42	4,384	29,341,010	13,027,000	1,002,000	2,494,464
86	Mar 28, 2026 19:42	4,393	29,449,529	13,052,000	1,004,000	2,281,472
87	Mar 28, 2026 19:45	4,394	30,331,001	13,057,000	1,004,000	2,281,472
88	Mar 28, 2026 19:45	4,400	38,706,175	12,068,000	2,011,000	2,502,656
89	Mar 28, 2026 19:43	4,400	24,228,466	12,069,000	2,011,000	2,281,472
90	Mar 28, 2026 19:42	4,405	34,173,274	12,083,000	2,013,000	2,498,560

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