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 18, 2025 22:20	Ian Mckibben	CPPclang++18.1.3	Error
Jan 18, 2025 22:19	Ian Mckibben	CPPclang++18.1.3	Error
Jan 18, 2025 22:18	Ian Mckibben	CPPclang++18.1.3	Error
Jan 18, 2025 21:40	Ian Mckibben	CPPclang++18.1.3	Success	5,902
Jan 18, 2025 04:18	Ian Mckibben	CPPclang++18.1.3	Success	5,485
Jan 18, 2025 04:18	Ian Mckibben	CPPg++13.2.0	Success	5,472
Jan 18, 2025 04:17	Ian Mckibben	CPPg++13.2.0	Success	5,391
Jan 18, 2025 04:16	Ian Mckibben	CPPg++13.2.0	Success	5,393
Jan 18, 2025 04:14	Ian Mckibben	CPPg++13.2.0	Success	8,873
Jan 18, 2025 04:14	Ian Mckibben	CPPg++13.2.0	Success	8,871
Jan 16, 2025 03:55	Ian Mckibben	CPPclang++18.1.3	Success	34,243
Jan 16, 2025 03:54	Ian Mckibben	CPPclang++18.1.3	Success	28,746
Jan 16, 2025 03:54	Ian Mckibben	CPPclang++18.1.3	Success	28,782
Jan 16, 2025 03:52	Ian Mckibben	CPPclang++18.1.3	Error
Jan 16, 2025 03:46	Ian Mckibben	CPPclang++18.1.3	Error
Jan 15, 2025 02:12	Ian Mckibben	CPPclang++18.1.3	Success	5,389
Jan 15, 2025 02:11	Ian Mckibben	CPPclang++18.1.3	Success	5,393
Jan 15, 2025 02:10	Ian Mckibben	CPPclang++18.1.3	Success	5,443
Jan 15, 2025 02:10	Ian Mckibben	CPPclang++18.1.3	Success	5,411
Jan 15, 2025 02:07	Ian Mckibben	CPPclang++18.1.3	Success	5,393
Jan 15, 2025 02:07	Ian Mckibben	CPPclang++18.1.3	Success	5,784
Jan 15, 2025 02:06	Ian Mckibben	CPPclang++18.1.3	Success	5,791
Jan 15, 2025 02:06	Ian Mckibben	CPPclang++18.1.3	Success	5,457
Jan 15, 2025 02:05	Ian Mckibben	CPPclang++18.1.3	Success	5,472
Jan 15, 2025 02:05	Ian Mckibben	CPPclang++18.1.3	Success	6,454
Jan 15, 2025 02:03	Ian Mckibben	CPPclang++18.1.3	Success	5,403
Jan 15, 2025 02:02	Ian Mckibben	CPPclang++18.1.3	Success	6,626
Jan 15, 2025 01:41	Ian Mckibben	CPPclang++18.1.3	Success	5,381+2.41 RP
Jan 15, 2025 01:40	Ian Mckibben	CPPclang++18.1.3	Success	5,399
Jan 15, 2025 01:38	Ian Mckibben	CPPclang++18.1.3	Success	5,388+11.30 RP
Jan 15, 2025 01:38	Ian Mckibben	CPPclang++18.1.3	Success	5,421+1.70 RP
Jan 15, 2025 01:38	Ian Mckibben	CPPclang++18.1.3	Error
Jan 15, 2025 01:32	Ian Mckibben	CPPclang++18.1.3	Error
Jan 15, 2025 01:32	Ian Mckibben	CPPclang++18.1.3	Error
Jan 15, 2025 01:30	Ian Mckibben	CPPclang++18.1.3	Success	5,426+8.45 RP
Jan 15, 2025 01:27	Ian Mckibben	CPPclang++18.1.3	Success	5,451+3.02 RP
Jan 15, 2025 01:25	Ian Mckibben	CPPclang++18.1.3	Success	5,460+1.01 RP
Jan 15, 2025 01:16	Ian Mckibben	CPPclang++18.1.3	Success	5,466
Jan 15, 2025 01:16	Ian Mckibben	CPPg++13.2.0	Success	5,504
Jan 15, 2025 01:16	Ian Mckibben	CPPg++13.2.0	Success	5,513
Jan 15, 2025 01:16	Ian Mckibben	CPPclang++18.1.3	Success	5,463+0.67 RP
Jan 15, 2025 01:15	Ian Mckibben	CPPclang++18.1.3	Success	5,473
Jan 15, 2025 01:13	Ian Mckibben	CPPclang++18.1.3	Success	5,471
Jan 15, 2025 01:12	Ian Mckibben	CPPclang++18.1.3	Success	5,465+1.34 RP
Jan 15, 2025 01:12	Ian Mckibben	CPPclang++18.1.3	Error
Jan 15, 2025 01:11	Ian Mckibben	CPPclang++18.1.3	Success	5,469+2.67 RP
Jan 15, 2025 01:11	Ian Mckibben	CPPclang++18.1.3	Error
Jan 15, 2025 01:06	Ian Mckibben	CPPclang++18.1.3	Success	27,793
Jan 15, 2025 01:05	Ian Mckibben	CPPclang++18.1.3	Error
Jan 15, 2025 01:03	Ian Mckibben	CPPclang++18.1.3	Success	7,017
Jan 15, 2025 01:02	Ian Mckibben	CPPclang++18.1.3	Success	5,478
Jan 15, 2025 01:00	Ian Mckibben	CPPg++13.2.0	Success	5,756
Jan 15, 2025 01:00	Ian Mckibben	CPPg++13.2.0	Success	5,780
Jan 15, 2025 00:58	Ian Mckibben	CPPg++13.2.0	Success	5,778
Jan 15, 2025 00:58	Ian Mckibben	CPPg++13.2.0	Success	5,721
Jan 12, 2025 20:18	Mikhail Shirokov	CPPg++13.2.0	Success	4,377
Jan 11, 2025 06:59	Ian Mckibben	CPPg++13.2.0	Success	5,480
Jan 11, 2025 06:57	Ian Mckibben	CPPg++13.2.0	Success	5,488
Jan 11, 2025 06:57	Ian Mckibben	CPPg++13.2.0	Success	5,726
Jan 11, 2025 06:50	Ian Mckibben	CPPg++13.2.0	Success	5,477+0.67 RP
Jan 11, 2025 06:45	Ian Mckibben	CPPg++13.2.0	Success	5,485
Jan 11, 2025 06:45	Ian Mckibben	CPPg++13.2.0	Success	5,479+3.66 RP
Jan 11, 2025 06:41	Ian Mckibben	CPPg++13.2.0	Error
Jan 11, 2025 06:39	Ian Mckibben	CPPclang++18.1.3	Success	7,188
Jan 11, 2025 06:38	Ian Mckibben	CPPclang++18.1.3	Success	13,583
Jan 11, 2025 06:38	Ian Mckibben	CPPclang++18.1.3	Success	27,056
Jan 11, 2025 06:37	Ian Mckibben	CPPg++13.2.0	Success	12,494
Jan 11, 2025 06:37	Ian Mckibben	CPPg++13.2.0	Success	8,855
Jan 11, 2025 06:33	Ian Mckibben	CPPg++13.2.0	Success	5,490+2.98 RP
Jan 11, 2025 06:32	Ian Mckibben	CPPg++13.2.0	Error
Jan 11, 2025 06:28	Ian Mckibben	CPPg++13.2.0	Success	5,973
Jan 11, 2025 06:26	Ian Mckibben	CPPg++13.2.0	Success	5,499+64.13 RP
Jan 11, 2025 06:25	Ian Mckibben	CPPg++13.2.0	Success	5,742
Jan 11, 2025 06:20	Ian Mckibben	CPPg++13.2.0	Success	5,700+15.26 RP
Jan 11, 2025 06:19	Ian Mckibben	CPPg++13.2.0	Success	5,842
Jan 11, 2025 06:18	Ian Mckibben	CPPg++13.2.0	Success	5,802
Jan 11, 2025 06:17	Ian Mckibben	CPPg++13.2.0	Success	5,787
Jan 11, 2025 06:17	Ian Mckibben	CPPg++13.2.0	Success	5,839
Jan 11, 2025 06:06	Ian Mckibben	CPPg++13.2.0	Error
Jan 11, 2025 06:06	Ian Mckibben	CPPg++13.2.0	Success	5,752
Jan 11, 2025 06:05	Ian Mckibben	CPPg++13.2.0	Success	5,814
Jan 11, 2025 06:03	Ian Mckibben	CPPg++13.2.0	Success	5,848
Jan 11, 2025 06:03	Ian Mckibben	CPPg++13.2.0	Error
Jan 11, 2025 06:02	Ian Mckibben	CPPg++13.2.0	Success	5,854
Jan 11, 2025 06:01	Ian Mckibben	CPPg++13.2.0	Success	5,815
Jan 11, 2025 06:00	Ian Mckibben	CPPg++13.2.0	Success	5,893
Jan 11, 2025 06:00	Ian Mckibben	CPPg++13.2.0	Error
Jan 11, 2025 05:59	Ian Mckibben	CPPg++13.2.0	Error
Jan 11, 2025 05:51	Ian Mckibben	CPPg++13.2.0	Success	5,761
Jan 11, 2025 05:50	Ian Mckibben	CPPg++13.2.0	Error
Jan 11, 2025 05:48	Ian Mckibben	CPPclang++18.1.3	Error
Jan 11, 2025 05:47	Ian Mckibben	CPPg++13.2.0	Success	5,818
Jan 11, 2025 05:46	Ian Mckibben	CPPg++13.2.0	Success	5,856
Jan 11, 2025 05:46	Ian Mckibben	CPPg++13.2.0	Success	5,779
Jan 11, 2025 05:39	Ian Mckibben	CPPg++13.2.0	Success	5,767
Jan 11, 2025 05:38	Ian Mckibben	CPPg++13.2.0	Error
Jan 11, 2025 05:32	Ian Mckibben	CPPg++13.2.0	Success	5,783
Jan 11, 2025 05:31	Ian Mckibben	CPPg++13.2.0	Success	5,764
Jan 11, 2025 04:35	Ian Mckibben	CPPclang++18.1.3	Error
Jan 11, 2025 04:33	Ian Mckibben	CPPg++13.2.0	Error

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