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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zielaj

Score: 4,185

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Aug 16, 2024 22:04	4,146	26,541,245	13,267,000	0	2,494,464
2	Aug 17, 2024 10:51	4,150	28,612,045	13,280,000	0	2,269,184
3	Aug 16, 2024 22:04	4,151	30,687,432	13,284,000	0	2,490,368
4	Aug 17, 2024 10:51	4,152	29,733,005	13,287,000	0	2,269,184
5	Aug 17, 2024 10:45	4,153	34,797,437	13,288,000	0	2,269,184
6	Aug 17, 2024 10:51	4,154	39,955,210	13,293,000	0	2,531,328
7	Aug 16, 2024 22:04	4,156	33,987,301	13,300,000	0	2,494,464
8	Aug 16, 2024 22:04	4,156	28,915,029	13,299,000	0	2,531,328
9	Aug 17, 2024 10:45	4,158	35,473,393	13,306,000	0	2,494,464
10	Aug 16, 2024 22:04	4,158	30,252,719	13,307,000	0	2,490,368
11	Aug 17, 2024 10:51	4,162	30,210,543	13,319,000	0	2,269,184
12	Aug 16, 2024 22:04	4,163	32,179,233	13,323,000	0	2,494,464
13	Aug 17, 2024 10:45	4,165	34,214,898	13,327,000	0	2,531,328
14	Aug 17, 2024 10:51	4,166	35,711,971	13,331,000	0	2,531,328
15	Aug 17, 2024 10:51	4,172	30,977,308	13,350,000	0	2,269,184
16	Aug 17, 2024 10:45	4,173	37,794,348	12,325,000	1,027,000	2,498,560
17	Aug 17, 2024 10:45	4,180	34,163,859	13,377,000	0	2,269,184
18	Aug 16, 2024 22:04	4,181	30,281,350	13,378,000	0	2,494,464
19	Aug 17, 2024 10:45	4,185	30,557,452	13,391,000	0	2,531,328
20	Aug 17, 2024 10:45	4,187	35,210,209	13,399,000	0	2,502,656
21	Aug 16, 2024 22:04	4,187	30,332,891	13,397,000	0	2,531,328
22	Aug 17, 2024 10:51	4,188	30,350,910	13,403,000	0	2,490,368
23	Aug 17, 2024 10:45	4,189	32,699,185	13,406,000	0	2,486,272
24	Aug 17, 2024 10:51	4,196	33,107,378	13,426,000	0	2,490,368
25	Aug 16, 2024 22:04	4,198	34,412,541	13,433,000	0	2,531,328
26	Aug 17, 2024 10:51	4,207	28,864,997	13,461,000	0	2,498,560
27	Aug 17, 2024 10:45	4,243	27,758,283	11,638,000	1,939,000	2,269,184
28	Aug 16, 2024 22:04	4,429	89,491,974	14,172,839	0	2,236,416
29	Aug 17, 2024 10:45	4,456	88,256,440	14,260,516	0	2,232,320
30	Aug 17, 2024 10:51	4,463	49,924,251	14,282,190	0	2,236,416
31	Aug 17, 2024 10:45	4,466	77,761,705	14,291,255	0	2,240,512
32	Aug 16, 2024 22:04	4,474	94,621,171	14,315,647	0	2,244,608
33	Aug 17, 2024 10:51	4,475	85,603,001	14,320,684	0	2,232,320
34	Aug 16, 2024 22:04	4,502	71,756,644	14,405,891	0	2,371,584
35	Aug 17, 2024 10:45	4,503	77,887,524	14,410,778	0	2,232,320
36	Aug 17, 2024 10:51	4,504	51,861,415	14,411,460	0	2,236,416

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