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 28, 2026 21:22	Victor Mercklé	CPPg++14.2.0	Success	4,186
Jun 28, 2026 21:17	Victor Mercklé	CPPg++14.2.0	Success	4,165
Jun 28, 2026 21:12	Victor Mercklé	CPPg++14.2.0	Success	4,163+2.31 RP
Jun 28, 2026 21:07	Victor Mercklé	CPPg++14.2.0	Success	4,173
Jun 28, 2026 21:01	Victor Mercklé	CPPg++14.2.0	Success	4,179
Jun 28, 2026 20:56	Victor Mercklé	CPPg++14.2.0	Success	4,173
Jun 28, 2026 20:37	Victor Mercklé	CPPg++14.2.0	Success	4,224
Jun 28, 2026 20:32	Victor Mercklé	CPPg++14.2.0	Success	4,175
Jun 28, 2026 20:18	Victor Mercklé	CPPg++14.2.0	Success	4,174
Jun 28, 2026 18:54	Victor Mercklé	CPPg++14.2.0	Success	127,256
Jun 28, 2026 18:41	Victor Mercklé	CPPg++14.2.0	Success	4,215
Jun 28, 2026 18:36	Victor Mercklé	CPPg++14.2.0	Success	4,184
Jun 28, 2026 18:31	Victor Mercklé	CPPg++14.2.0	Success	4,182
Jun 28, 2026 18:21	Victor Mercklé	CPPg++14.2.0	Success	4,208
Jun 28, 2026 18:16	Victor Mercklé	CPPg++14.2.0	Success	4,221
Jun 28, 2026 17:30	Victor Mercklé	CPPg++14.2.0	Success	4,191
Jun 28, 2026 17:21	Victor Mercklé	CPPg++14.2.0	Success	4,186
Jun 28, 2026 17:16	Victor Mercklé	CPPg++14.2.0	Success	4,176
Jun 28, 2026 17:07	Victor Mercklé	CPPg++14.2.0	Success	4,172
Jun 28, 2026 17:00	Victor Mercklé	CPPg++14.2.0	Success	4,187
Jun 28, 2026 16:55	Victor Mercklé	CPPg++14.2.0	Success	4,190
Jun 28, 2026 16:50	Victor Mercklé	CPPg++14.2.0	Success	4,195
Jun 28, 2026 16:45	Victor Mercklé	CPPg++14.2.0	Success	4,171
Jun 28, 2026 13:13	Victor Mercklé	CPPg++14.2.0	Success	4,192
Jun 28, 2026 12:59	Victor Mercklé	CPPg++14.2.0	Success	4,207
Jun 28, 2026 12:54	Victor Mercklé	CPPg++14.2.0	Success	4,192
Jun 28, 2026 07:37	Victor Mercklé	CPPg++14.2.0	Success	4,193
Jun 28, 2026 07:28	Victor Mercklé	CPPg++14.2.0	Success	4,194
Jun 28, 2026 07:18	Victor Mercklé	CPPg++14.2.0	Success	4,188
Jun 27, 2026 18:07	Shikhar Soni	CPPg++14.2.0	Success	5,260
Jun 27, 2026 18:05	Shikhar Soni	CPPg++14.2.0	Success	5,127
Jun 27, 2026 18:05	Shikhar Soni	CPPg++14.2.0	Success	5,115
Jun 27, 2026 18:03	Shikhar Soni	CPPg++14.2.0	Success	5,115+2.67 RP
Jun 27, 2026 18:03	Shikhar Soni	CPPg++13.3.0	Success	5,280
Jun 27, 2026 18:02	Shikhar Soni	CPPclang++20.1.2	Success	5,425
Jun 27, 2026 17:58	Shikhar Soni	CPPg++14.2.0	Success	5,122+47.60 RP
Jun 27, 2026 17:55	Shikhar Soni	CPPg++14.2.0	Success	5,250+51.54 RP
Jun 27, 2026 17:53	Shikhar Soni	CPPg++14.2.0	Error
Jun 27, 2026 17:51	Shikhar Soni	CPPg++14.2.0	Success	5,712
Jun 27, 2026 17:51	Shikhar Soni	CPPg++14.2.0	Success	5,396+71.33 RP
Jun 27, 2026 17:50	Shikhar Soni	CPPclang++20.1.2	Success	5,612+6.33 RP
Jun 27, 2026 17:49	Shikhar Soni	CPPclang++20.1.2	Success	5,632+1'775.57 RP
Jun 27, 2026 10:13	Victor Mercklé	CPPg++14.2.0	Success	4,185
Jun 26, 2026 18:25	A_Shaman	CPPg++10.5.0	Success	5,257+0.72 RP
Jun 26, 2026 18:21	A_Shaman	CPPg++10.5.0	Success	5,259+10.79 RP
Jun 26, 2026 18:14	A_Shaman	CPPg++10.5.0	Success	5,742
Jun 26, 2026 18:09	A_Shaman	CPPg++10.5.0	Success	5,443
Jun 26, 2026 18:03	A_Shaman	CPPg++10.5.0	Success	10,727
Jun 26, 2026 15:17	Osnaga Octavian-Alexandru	CPPg++10.5.0	Success	50,910
Jun 26, 2026 15:15	Osnaga Octavian-Alexandru	CPPg++10.5.0	Error
Jun 26, 2026 15:15	Osnaga Octavian-Alexandru	CPPg++10.5.0	Error
Jun 26, 2026 15:14	Osnaga Octavian-Alexandru	CPPg++10.5.0	Error
Jun 26, 2026 15:13	Osnaga Octavian-Alexandru	CPPg++10.5.0	Error
Jun 26, 2026 15:09	Osnaga Octavian-Alexandru	CPPg++10.5.0	Success	50,876
Jun 26, 2026 14:50	Osnaga Octavian-Alexandru	CPPg++10.5.0	Success	49,543+2.90 RP
Jun 26, 2026 14:46	Osnaga Octavian-Alexandru	CPPg++10.5.0	Success	50,265+198.95 RP
Jun 26, 2026 10:51	Victor Mercklé	CPPg++14.2.0	Success	44,226
Jun 25, 2026 15:21	highloadLLM	CPPclang++18.1.3	Success	4,123
Jun 24, 2026 02:22	Victor Mercklé	CPPg++14.2.0	Success	4,199
Jun 24, 2026 02:12	Victor Mercklé	CPPg++14.2.0	Success	4,196
Jun 24, 2026 01:52	Victor Mercklé	CPPg++14.2.0	Success	4,217
Jun 24, 2026 01:41	Victor Mercklé	CPPg++14.2.0	Success	5,313
Jun 24, 2026 01:25	Victor Mercklé	CPPg++14.2.0	Success	4,200
Jun 24, 2026 01:20	Victor Mercklé	CPPg++14.2.0	Success	4,205
Jun 24, 2026 01:08	Victor Mercklé	CPPg++14.2.0	Success	4,233
Jun 24, 2026 00:59	Victor Mercklé	CPPg++14.2.0	Success	4,194
Jun 22, 2026 12:27	A_Shaman	CPPg++10.5.0	Success	6,105
Jun 22, 2026 12:24	A_Shaman	CPPg++10.5.0	Success	5,874
Jun 22, 2026 12:18	A_Shaman	CPPg++10.5.0	Success	5,355
Jun 22, 2026 12:12	A_Shaman	CPPg++10.5.0	Success	5,289+58.54 RP
Jun 22, 2026 12:06	A_Shaman	CPPg++10.5.0	Success	5,494
Jun 21, 2026 15:35	A_Shaman	CPPg++10.5.0	Success	5,458+25.49 RP
Jun 21, 2026 15:32	A_Shaman	CPPg++10.5.0	Success	6,893
Jun 21, 2026 15:30	A_Shaman	CPPg++10.5.0	Success	7,085
Jun 21, 2026 15:26	A_Shaman	CPPg++10.5.0	Success	6,333
Jun 21, 2026 15:24	A_Shaman	CPPg++10.5.0	Success	6,328
Jun 21, 2026 15:22	A_Shaman	CPPg++10.5.0	Success	6,083
Jun 21, 2026 15:20	A_Shaman	CPPg++10.5.0	Success	5,695
Jun 21, 2026 15:17	A_Shaman	CPPg++10.5.0	Success	5,913
Jun 21, 2026 15:15	A_Shaman	CPPg++10.5.0	Success	5,673
Jun 21, 2026 15:13	A_Shaman	CPPg++10.5.0	Success	5,535+890.01 RP
Jun 20, 2026 16:00	A_Shaman	CPPg++10.5.0	Success	39,011
Jun 20, 2026 15:58	A_Shaman	CPPg++10.5.0	Success	48,205
Jun 20, 2026 15:55	A_Shaman	CPPg++10.5.0	Success	274,525
Jun 20, 2026 15:53	A_Shaman	CPPg++10.5.0	Success	52,456
Jun 20, 2026 15:51	A_Shaman	CPPg++10.5.0	Success	22,309
Jun 20, 2026 10:51	A_Shaman	CPPg++10.5.0	Success	10,909+916.67 RP
Jun 20, 2026 07:41	A_Shaman	CPPg++10.5.0	Error
Jun 14, 2026 00:17	atiqus	RUSTrust-1.96.0	Error
Jun 13, 2026 14:34	Victor Mercklé	GOgo1.26.2	Success	4,601
Jun 13, 2026 14:28	Victor Mercklé	GOgo1.26.2	Success	4,589+11.81 RP
Jun 13, 2026 14:18	Victor Mercklé	GOgo1.26.2	Success	4,614+83.55 RP
Jun 11, 2026 22:27	Victor Mercklé	CPPg++14.2.0	Success	4,185
Jun 11, 2026 22:22	Victor Mercklé	CPPg++14.2.0	Success	4,204
Jun 11, 2026 22:17	Victor Mercklé	CPPg++14.2.0	Success	4,185
Jun 11, 2026 22:10	Victor Mercklé	CPPg++14.2.0	Success	4,183
Jun 11, 2026 22:05	Victor Mercklé	CPPg++14.2.0	Success	4,472
Jun 11, 2026 22:00	Victor Mercklé	CPPg++14.2.0	Success	4,182
Jun 11, 2026 21:55	Victor Mercklé	CPPg++14.2.0	Success	4,190
Jun 11, 2026 21:48	Victor Mercklé	CPPg++14.2.0	Success	4,544

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