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	1:20.1.2-0ubuntu1~24.04.3	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	3.0.13-0ubuntu3.11	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.

Date	Author	Language	Status	Score
Jan 11, 2025 04:33	Ian Mckibben	CPPg++13.2.0	Error
Jan 11, 2025 04:33	Ian Mckibben	CPPg++13.2.0	Error
Jan 11, 2025 04:32	Ian Mckibben	CPPg++13.2.0	Error
Jan 11, 2025 04:32	Ian Mckibben	CPPg++13.2.0	Error
Jan 11, 2025 04:30	Ian Mckibben	CPPg++13.2.0	Error
Jan 11, 2025 04:29	Ian Mckibben	CPPg++13.2.0	Error
Jan 11, 2025 04:05	Ian Mckibben	CPPg++13.2.0	Error
Jan 11, 2025 04:05	Ian Mckibben	CPPg++13.2.0	Error
Jan 10, 2025 07:50	Ian Mckibben	CPPg++13.2.0	Error
Jan 10, 2025 07:47	Ian Mckibben	CPPg++13.2.0	Success	5,763
Jan 10, 2025 07:46	Ian Mckibben	CPPg++13.2.0	Error
Jan 10, 2025 07:41	Ian Mckibben	CPPg++13.2.0	Success	5,750+3.92 RP
Jan 10, 2025 07:39	Ian Mckibben	CPPclang++18.1.3	Error
Jan 10, 2025 07:39	Ian Mckibben	CPPg++13.2.0	Success	5,763+40.29 RP
Jan 10, 2025 07:34	Ian Mckibben	CPPg++13.2.0	Error
Jan 10, 2025 07:34	Ian Mckibben	CPPg++13.2.0	Error
Jan 10, 2025 07:33	Ian Mckibben	CPPclang++18.1.3	Error
Jan 10, 2025 07:32	Ian Mckibben	CPPclang++18.1.3	Error
Jan 10, 2025 07:31	Ian Mckibben	CPPclang++18.1.3	Error
Jan 10, 2025 07:28	Ian Mckibben	CPPclang++18.1.3	Error
Jan 10, 2025 07:27	Ian Mckibben	CPPclang++18.1.3	Error
Jan 10, 2025 07:26	Ian Mckibben	CPPclang++18.1.3	Error
Jan 10, 2025 07:25	Ian Mckibben	CPPclang++18.1.3	Error
Jan 10, 2025 07:25	Ian Mckibben	CPPclang++18.1.3	Error
Jan 10, 2025 00:49	Ian Mckibben	CPPclang++18.1.3	Error
Jan 10, 2025 00:49	Ian Mckibben	CPPclang++18.1.3	Error
Jan 10, 2025 00:48	Ian Mckibben	CPPclang++18.1.3	Error
Jan 10, 2025 00:47	Ian Mckibben	CPPclang++18.1.3	Error
Jan 10, 2025 00:46	Ian Mckibben	CPPclang++18.1.3	Error
Jan 10, 2025 00:46	Ian Mckibben	CPPclang++18.1.3	Error
Jan 10, 2025 00:45	Ian Mckibben	CPPclang++18.1.3	Error
Jan 10, 2025 00:41	Ian Mckibben	CPPclang++18.1.3	Error
Jan 10, 2025 00:36	Ian Mckibben	CPPclang++18.1.3	Error
Jan 10, 2025 00:27	Ian Mckibben	CPPclang++18.1.3	Error
Jan 10, 2025 00:20	Ian Mckibben	CPPclang++18.1.3	Error
Jan 10, 2025 00:20	Ian Mckibben	CPPclang++18.1.3	Error
Jan 10, 2025 00:20	Ian Mckibben	CPPclang++18.1.3	Error
Jan 10, 2025 00:13	Ian Mckibben	CPPclang++18.1.3	Success	5,900+0.29 RP
Jan 10, 2025 00:12	Ian Mckibben	CPPclang++18.1.3	Success	5,901+28.24 RP
Jan 9, 2025 21:16	Ian Mckibben	CPPclang++18.1.3	Success	6,025
Jan 9, 2025 21:16	Ian Mckibben	CPPclang++18.1.3	Success	6,029
Jan 9, 2025 21:14	Ian Mckibben	CPPclang++18.1.3	Success	6,019
Jan 9, 2025 21:13	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 21:11	Ian Mckibben	CPPclang++18.1.3	Success	6,031
Jan 9, 2025 21:11	Ian Mckibben	CPPclang++18.1.3	Success	6,023
Jan 9, 2025 21:10	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 21:10	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 21:09	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 21:09	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 21:07	Ian Mckibben	CPPclang++18.1.3	Success	6,015
Jan 9, 2025 21:06	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 21:06	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 21:05	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 21:04	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 21:03	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 21:01	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:59	Ian Mckibben	CPPclang++18.1.3	Success	6,001+15.68 RP
Jan 9, 2025 20:55	Ian Mckibben	CPPclang++18.1.3	Success	7,150
Jan 9, 2025 20:54	Ian Mckibben	CPPclang++18.1.3	Success	6,058+140.36 RP
Jan 9, 2025 20:53	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:52	Ian Mckibben	CPPclang++18.1.3	Success	8,978
Jan 9, 2025 20:50	Ian Mckibben	CPPclang++18.1.3	Success	9,018
Jan 9, 2025 20:48	Ian Mckibben	CPPclang++18.1.3	Success	12,460
Jan 9, 2025 20:46	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:45	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:40	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:40	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:40	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:38	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:37	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:23	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:23	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:21	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:19	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:18	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:16	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:16	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:15	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:13	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:12	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:12	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:09	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:07	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:05	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:05	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:05	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:04	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:01	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 20:00	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 19:59	Ian Mckibben	CPPclang++18.1.3	Error
Jan 9, 2025 19:35	Ian Mckibben	CPPg++13.2.0	Success	8,629
Jan 9, 2025 19:31	Ian Mckibben	CPPclang++18.1.3	Success	6,621+78.09 RP
Jan 9, 2025 19:25	Ian Mckibben	CPPclang++18.1.3	Success	33,878
Jan 9, 2025 19:25	Ian Mckibben	CPPclang++18.1.3	Success	33,886
Jan 9, 2025 19:21	Ian Mckibben	CPPclang++18.1.3	Success	6,982+151.02 RP
Jan 9, 2025 19:21	Ian Mckibben	CPPg++13.2.0	Success	8,649
Jan 9, 2025 19:16	Ian Mckibben	CPPclang++18.1.3	Success	7,805+542.57 RP
Jan 9, 2025 19:16	Ian Mckibben	CPPclang++18.1.3	Success	13,543
Jan 9, 2025 19:16	Ian Mckibben	CPPclang++18.1.3	Success	13,538+520.37 RP
Jan 9, 2025 19:15	Ian Mckibben	CPPclang++18.1.3	Success	45,811+214.68 RP

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