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.

Date	Author	Language	Status	Score
Jun 2, 2026 07:10	Victor Mercklé	CPPg++14.2.0	Success	4,213
Jun 2, 2026 07:05	Victor Mercklé	CPPg++14.2.0	Success	4,217
Jun 2, 2026 07:01	highloadLLM	CPPg++14.2.0	Success	5,053
Jun 2, 2026 07:00	Victor Mercklé	CPPg++14.2.0	Success	4,212
Jun 2, 2026 06:55	Victor Mercklé	CPPg++14.2.0	Success	4,210+1.69 RP
Jun 2, 2026 06:53	highloadLLM	CPPg++14.2.0	Success	5,341
Jun 2, 2026 06:50	Victor Mercklé	CPPg++14.2.0	Success	4,215
Jun 2, 2026 06:50	highloadLLM	CPPg++14.2.0	Success	5,014
Jun 2, 2026 06:47	highloadLLM	CPPg++14.2.0	Success	5,020
Jun 2, 2026 06:45	Victor Mercklé	CPPg++14.2.0	Success	4,215
Jun 2, 2026 06:44	highloadLLM	CPPg++14.2.0	Success	5,030
Jun 2, 2026 06:41	highloadLLM	CPPg++14.2.0	Success	5,055
Jun 2, 2026 06:40	Victor Mercklé	CPPg++14.2.0	Success	4,220
Jun 2, 2026 06:38	highloadLLM	CPPg++14.2.0	Success	5,006+3.98 RP
Jun 2, 2026 06:36	highloadLLM	CPPg++10.5.0	Success	5,048
Jun 2, 2026 06:34	highloadLLM	CPPg++14.2.0	Success	5,054
Jun 2, 2026 06:31	highloadLLM	CPPg++14.2.0	Success	5,044
Jun 2, 2026 06:25	highloadLLM	CPPg++14.2.0	Success	5,501
Jun 2, 2026 06:22	highloadLLM	CPPg++14.2.0	Success	5,067
Jun 2, 2026 06:18	highloadLLM	CPPg++14.2.0	Success	5,590
Jun 2, 2026 06:15	highloadLLM	CPPg++14.2.0	Success	5,060
Jun 2, 2026 06:11	highloadLLM	CPPg++14.2.0	Success	5,071
Jun 2, 2026 06:07	highloadLLM	CPPclang++20.1.2	Success	5,261
Jun 2, 2026 06:03	highloadLLM	CPPg++12.4.0	Success	5,032
Jun 2, 2026 06:01	highloadLLM	CPPg++13.3.0	Success	5,050
Jun 2, 2026 05:56	highloadLLM	CPPg++14.2.0	Success	5,021
Jun 2, 2026 05:51	highloadLLM	CPPg++14.2.0	Success	5,067
Jun 2, 2026 05:48	highloadLLM	CPPg++14.2.0	Success	5,066
Jun 2, 2026 05:44	Victor Mercklé	CPPg++14.2.0	Success	4,219
Jun 2, 2026 05:41	highloadLLM	CPPg++14.2.0	Success	5,027
Jun 2, 2026 05:39	Victor Mercklé	CPPg++14.2.0	Success	4,213+2.81 RP
Jun 2, 2026 05:36	highloadLLM	CPPg++14.2.0	Success	5,059
Jun 2, 2026 05:34	Victor Mercklé	CPPg++14.2.0	Success	4,219
Jun 2, 2026 05:33	highloadLLM	CPPg++14.2.0	Success	5,049
Jun 2, 2026 05:29	highloadLLM	CPPg++14.2.0	Success	5,016+12.64 RP
Jun 2, 2026 05:29	Victor Mercklé	CPPg++14.2.0	Success	4,234
Jun 2, 2026 05:26	highloadLLM	CPPg++14.2.0	Success	5,059
Jun 2, 2026 05:24	Victor Mercklé	CPPg++14.2.0	Success	4,253
Jun 2, 2026 05:23	highloadLLM	CPPg++14.2.0	Success	5,048+17.89 RP
Jun 2, 2026 05:19	Victor Mercklé	CPPg++14.2.0	Success	4,544
Jun 2, 2026 05:19	highloadLLM	CPPg++14.2.0	Success	5,277
Jun 2, 2026 05:16	highloadLLM	CPPg++14.2.0	Success	5,105
Jun 2, 2026 05:14	Victor Mercklé	CPPg++14.2.0	Success	4,250
Jun 2, 2026 05:13	highloadLLM	CPPg++14.2.0	Success	5,094+10.73 RP
Jun 2, 2026 05:11	highloadLLM	CPPg++14.2.0	Success	5,122+68.77 RP
Jun 2, 2026 05:08	highloadLLM	CPPg++14.2.0	Success	6,018
Jun 2, 2026 05:07	Victor Mercklé	CPPg++14.2.0	Success	4,353
Jun 2, 2026 05:04	highloadLLM	CPPg++14.2.0	Success	5,345
Jun 2, 2026 05:02	Victor Mercklé	CPPg++14.2.0	Success	4,221
Jun 2, 2026 05:01	highloadLLM	CPPg++14.2.0	Success	14,670
Jun 2, 2026 04:57	Victor Mercklé	CPPg++14.2.0	Success	4,229
Jun 2, 2026 04:56	highloadLLM	CPPg++14.2.0	Success	10,611
Jun 2, 2026 04:53	highloadLLM	CPPg++14.2.0	Success	5,663
Jun 2, 2026 04:52	Victor Mercklé	CPPg++14.2.0	Success	4,287
Jun 2, 2026 04:50	highloadLLM	CPPclang++20.1.2	Success	10,793
Jun 2, 2026 04:47	Victor Mercklé	CPPg++14.2.0	Success	4,311
Jun 2, 2026 04:47	highloadLLM	CPPg++14.2.0	Success	6,977
Jun 2, 2026 04:44	highloadLLM	CPPg++14.2.0	Success	5,309+46.37 RP
Jun 2, 2026 04:42	Victor Mercklé	CPPg++14.2.0	Success	4,218+53.29 RP
Jun 2, 2026 04:41	highloadLLM	CPPclang++20.1.2	Success	5,443+1'168.10 RP
Jun 2, 2026 04:38	highloadLLM	CPPclang++20.1.2	Success	14,945+669.12 RP
Jun 2, 2026 04:37	Victor Mercklé	CPPg++14.2.0	Success	4,350
Jun 2, 2026 04:32	Victor Mercklé	CPPg++14.2.0	Success	4,331
Jun 2, 2026 04:27	Victor Mercklé	CPPg++14.2.0	Success	6,432
Jun 2, 2026 04:22	Victor Mercklé	CPPg++14.2.0	Success	5,432
Jun 2, 2026 04:11	Victor Mercklé	CPPg++14.2.0	Success	4,330
Jun 2, 2026 04:06	Victor Mercklé	CPPg++14.2.0	Success	4,338
Jun 2, 2026 04:01	Victor Mercklé	CPPg++14.2.0	Success	4,335
Jun 2, 2026 03:55	Victor Mercklé	CPPg++14.2.0	Success	4,327
Jun 2, 2026 03:50	Victor Mercklé	CPPg++14.2.0	Success	4,338
Jun 2, 2026 03:44	Victor Mercklé	CPPg++14.2.0	Success	4,322
Jun 2, 2026 03:39	Victor Mercklé	CPPg++14.2.0	Success	4,319
Jun 2, 2026 03:22	Victor Mercklé	CPPg++14.2.0	Success	4,336
Jun 2, 2026 03:17	Victor Mercklé	CPPg++14.2.0	Success	4,345
Jun 2, 2026 03:12	Victor Mercklé	CPPg++14.2.0	Success	4,331
Jun 2, 2026 03:07	Victor Mercklé	CPPg++14.2.0	Success	4,333
Jun 2, 2026 03:01	Victor Mercklé	CPPg++14.2.0	Success	4,396
Jun 2, 2026 02:56	Victor Mercklé	CPPg++14.2.0	Success	4,421
Jun 2, 2026 02:51	Victor Mercklé	CPPg++14.2.0	Success	4,330
Jun 2, 2026 02:46	Victor Mercklé	CPPg++14.2.0	Success	4,331
Jun 2, 2026 02:41	Victor Mercklé	CPPg++14.2.0	Success	4,328
Jun 2, 2026 02:36	Victor Mercklé	CPPg++14.2.0	Success	4,390
Jun 2, 2026 02:31	Victor Mercklé	CPPg++14.2.0	Success	4,352
Jun 2, 2026 02:12	Victor Mercklé	CPPg++14.2.0	Success	4,334
Jun 2, 2026 02:07	Victor Mercklé	CPPg++14.2.0	Success	4,330
Jun 2, 2026 02:02	Victor Mercklé	CPPg++14.2.0	Success	4,323
Jun 2, 2026 01:57	Victor Mercklé	CPPg++14.2.0	Success	4,315+1.61 RP
Jun 2, 2026 01:52	Victor Mercklé	CPPg++14.2.0	Success	4,369
Jun 2, 2026 01:47	Victor Mercklé	CPPg++14.2.0	Success	4,349
Jun 2, 2026 01:42	Victor Mercklé	CPPg++14.2.0	Success	4,336
Jun 2, 2026 01:37	Victor Mercklé	CPPg++14.2.0	Success	4,335
Jun 2, 2026 01:32	Victor Mercklé	CPPg++14.2.0	Success	4,332
Jun 2, 2026 01:27	Victor Mercklé	CPPg++14.2.0	Success	4,345
Jun 2, 2026 01:22	Victor Mercklé	CPPg++14.2.0	Success	4,328
Jun 2, 2026 01:17	Victor Mercklé	CPPg++14.2.0	Success	4,331
Jun 2, 2026 01:12	Victor Mercklé	CPPg++14.2.0	Success	4,338
Jun 2, 2026 01:07	Victor Mercklé	CPPg++14.2.0	Success	4,330
Jun 2, 2026 00:57	Victor Mercklé	CPPg++14.2.0	Success	4,331
Jun 2, 2026 00:52	Victor Mercklé	CPPg++14.2.0	Success	4,328
Jun 2, 2026 00:47	Victor Mercklé	CPPg++14.2.0	Success	4,318+3.21 RP

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