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
Jun 2, 2026 18:34	Victor Mercklé	CPPg++14.2.0	Success	4,190
Jun 2, 2026 18:33	Ilya	CPPg++14.2.0	Success	4,497
Jun 2, 2026 18:33	Maya Rebholz	CPPg++10.5.0	Success	5,039+1.97 RP
Jun 2, 2026 18:33	Ilya	CPPclang++20.1.2	Success	4,560
Jun 2, 2026 18:30	highloadLLM	CPPclang++18.1.3	Success	4,168
Jun 2, 2026 18:30	Ilya	CPPg++12.4.0	Success	4,500
Jun 2, 2026 18:26	Ilya	CPPg++12.4.0	Error
Jun 2, 2026 18:25	Ilya	CPPg++12.4.0	Error
Jun 2, 2026 18:25	Ilya	CPPg++12.4.0	Error
Jun 2, 2026 18:23	highloadLLM	CPPclang++18.1.3	Success	4,189
Jun 2, 2026 18:23	Victor Mercklé	CPPg++14.2.0	Success	4,297
Jun 2, 2026 18:18	Victor Mercklé	CPPg++14.2.0	Success	4,185
Jun 2, 2026 18:17	highloadLLM	CPPclang++18.1.3	Success	4,761
Jun 2, 2026 18:17	Ilya	CPPg++12.4.0	Success	4,295
Jun 2, 2026 18:16	Ilya	CPPg++12.4.0	Error
Jun 2, 2026 18:11	Maya Rebholz	CPPg++10.5.0	Success	5,044+1'372.98 RP
Jun 2, 2026 18:10	Ilya	CPPg++12.4.0	Error
Jun 2, 2026 18:09	highloadLLM	CPPclang++18.1.3	Success	4,170
Jun 2, 2026 18:06	Ilya	CPPg++12.4.0	Error
Jun 2, 2026 18:06	Ilya	CPPg++12.4.0	Error
Jun 2, 2026 18:05	highloadLLM	CPPclang++20.1.2	Success	4,208
Jun 2, 2026 18:04	Ilya	CPPg++12.4.0	Error
Jun 2, 2026 17:59	Victor Mercklé	CPPg++14.2.0	Success	4,186
Jun 2, 2026 17:59	Ilya	CPPg++12.4.0	Success	4,287+0.54 RP
Jun 2, 2026 17:58	highloadLLM	CPPclang++18.1.3	Success	4,180
Jun 2, 2026 17:54	Victor Mercklé	CPPg++14.2.0	Success	4,191
Jun 2, 2026 17:53	highloadLLM	CPPclang++18.1.3	Success	4,954
Jun 2, 2026 17:52	Ilya	CPPg++12.4.0	Error
Jun 2, 2026 17:52	Ilya	CPPg++12.4.0	Error
Jun 2, 2026 17:49	Victor Mercklé	CPPg++14.2.0	Success	4,172
Jun 2, 2026 17:48	highloadLLM	CPPclang++18.1.3	Success	4,879
Jun 2, 2026 17:47	Ilya	CPPg++12.4.0	Success	4,300
Jun 2, 2026 17:44	Victor Mercklé	CPPg++14.2.0	Success	4,184
Jun 2, 2026 17:43	Ilya	CPPg++12.4.0	Success	4,301
Jun 2, 2026 17:42	highloadLLM	CPPclang++18.1.3	Success	4,168
Jun 2, 2026 17:39	Victor Mercklé	CPPg++14.2.0	Success	4,172+6.30 RP
Jun 2, 2026 17:37	highloadLLM	CPPg++14.2.0	Success	4,192
Jun 2, 2026 17:34	Victor Mercklé	CPPg++14.2.0	Success	4,183+0.57 RP
Jun 2, 2026 17:29	Victor Mercklé	CPPg++14.2.0	Success	4,188
Jun 2, 2026 17:28	Ilya	CPPg++12.4.0	Success	4,440
Jun 2, 2026 17:25	Maya Rebholz	CPPg++10.5.0	Success	16,405+402.57 RP
Jun 2, 2026 17:24	Maya Rebholz	CPPg++10.5.0	Success	48,310+207.00 RP
Jun 2, 2026 17:23	highloadLLM	CPPclang++18.1.3	Success	4,167
Jun 2, 2026 17:22	Victor Mercklé	CPPg++14.2.0	Success	4,245
Jun 2, 2026 17:17	Victor Mercklé	CPPg++14.2.0	Success	4,184
Jun 2, 2026 17:17	Ilya	CPPg++12.4.0	Success	4,714
Jun 2, 2026 17:12	Victor Mercklé	CPPg++14.2.0	Success	4,187
Jun 2, 2026 17:11	highloadLLM	CPPclang++18.1.3	Success	4,167
Jun 2, 2026 17:07	Victor Mercklé	CPPg++14.2.0	Success	4,189
Jun 2, 2026 17:03	Ilya	CPPclang++17.0.6	Success	4,606
Jun 2, 2026 17:03	Ilya	CPPclang++18.1.3	Success	4,602
Jun 2, 2026 17:03	highloadLLM	CPPclang++18.1.3	Success	4,168
Jun 2, 2026 17:03	Ilya	CPPclang++19.1.1	Success	4,588
Jun 2, 2026 17:02	Victor Mercklé	CPPg++14.2.0	Success	4,190
Jun 2, 2026 16:59	Ilya	CPPg++12.4.0	Success	4,304
Jun 2, 2026 16:58	Ilya	CPPg++12.4.0	Error
Jun 2, 2026 16:57	Victor Mercklé	CPPg++14.2.0	Success	4,184
Jun 2, 2026 16:57	Ilya	CPPg++12.4.0	Error
Jun 2, 2026 16:50	highloadLLM	CPPclang++18.1.3	Success	4,166
Jun 2, 2026 16:47	Victor Mercklé	CPPg++14.2.0	Success	4,189
Jun 2, 2026 16:45	highloadLLM	CPPclang++18.1.3	Success	4,167
Jun 2, 2026 16:40	highloadLLM	CPPclang++18.1.3	Success	4,166
Jun 2, 2026 16:36	highloadLLM	CPPclang++18.1.3	Success	4,167
Jun 2, 2026 16:28	highloadLLM	CPPclang++19.1.1	Success	4,189
Jun 2, 2026 16:28	Victor Mercklé	CPPg++14.2.0	Success	4,202
Jun 2, 2026 16:28	highloadLLM	CPPclang++20.1.2	Success	4,176
Jun 2, 2026 16:27	highloadLLM	CPPclang++17.0.6	Success	4,189
Jun 2, 2026 16:27	highloadLLM	CPPg++14.2.0	Success	4,193
Jun 2, 2026 16:27	highloadLLM	CPPclang++19.1.1	Success	4,180
Jun 2, 2026 16:25	highloadLLM	CPPclang++18.1.3	Success	4,329
Jun 2, 2026 16:23	Victor Mercklé	CPPg++14.2.0	Success	4,189
Jun 2, 2026 16:20	highloadLLM	CPPclang++18.1.3	Success	4,226
Jun 2, 2026 16:18	Victor Mercklé	CPPg++14.2.0	Success	4,198
Jun 2, 2026 16:16	highloadLLM	CPPclang++18.1.3	Success	4,167
Jun 2, 2026 16:13	highloadLLM	CPPclang++18.1.3	Success	4,208
Jun 2, 2026 16:11	Victor Mercklé	CPPg++14.2.0	Success	4,189
Jun 2, 2026 16:11	Ilya	CPPg++12.4.0	Success	4,478
Jun 2, 2026 16:08	highloadLLM	CPPclang++20.1.2	Success	4,185
Jun 2, 2026 16:05	Ilya	CPPg++12.4.0	Success	5,095
Jun 2, 2026 16:05	highloadLLM	CPPclang++18.1.3	Success	4,306
Jun 2, 2026 16:01	Victor Mercklé	CPPg++14.2.0	Success	4,196
Jun 2, 2026 15:58	highloadLLM	CPPclang++18.1.3	Success	4,244
Jun 2, 2026 15:56	Victor Mercklé	CPPg++14.2.0	Success	4,193
Jun 2, 2026 15:54	highloadLLM	CPPclang++18.1.3	Success	4,165
Jun 2, 2026 15:51	Victor Mercklé	CPPg++14.2.0	Success	4,187
Jun 2, 2026 15:50	highloadLLM	CPPclang++18.1.3	Success	4,165+1.73 RP
Jun 2, 2026 15:46	Victor Mercklé	CPPg++14.2.0	Success	4,184+1.71 RP
Jun 2, 2026 15:43	highloadLLM	CPPclang++18.1.3	Success	5,188
Jun 2, 2026 15:41	Victor Mercklé	CPPg++14.2.0	Success	4,190
Jun 2, 2026 15:36	highloadLLM	CPPclang++18.1.3	Success	4,180
Jun 2, 2026 15:36	Victor Mercklé	CPPg++14.2.0	Success	4,190
Jun 2, 2026 15:31	highloadLLM	CPPclang++18.1.3	Success	4,172
Jun 2, 2026 15:30	Victor Mercklé	CPPg++14.2.0	Success	4,195
Jun 2, 2026 15:24	highloadLLM	CPPclang++18.1.3	Success	4,205
Jun 2, 2026 15:22	Victor Mercklé	CPPg++14.2.0	Success	4,268
Jun 2, 2026 15:17	Victor Mercklé	CPPg++14.2.0	Success	4,220
Jun 2, 2026 15:16	highloadLLM	CPPg++14.2.0	Success	4,187
Jun 2, 2026 15:12	Victor Mercklé	CPPg++14.2.0	Success	4,187+0.57 RP
Jun 2, 2026 15:11	highloadLLM	CPPg++13.3.0	Success	4,187
Jun 2, 2026 15:07	Victor Mercklé	CPPg++14.2.0	Success	4,188+3.42 RP

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