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
Apr 23, 2025 05:13	vahook	CPPg++13.3.0	Success	4,487
Apr 23, 2025 04:48	vahook	CPPg++13.3.0	Success	4,172
Apr 23, 2025 04:30	vahook	CPPg++13.3.0	Success	5,341
Apr 23, 2025 04:23	vahook	CPPg++13.3.0	Success	4,167
Apr 23, 2025 04:14	vahook	CPPclang++18.1.3	Success	4,173
Apr 23, 2025 04:06	vahook	CPPg++13.3.0	Error
Apr 23, 2025 03:41	vahook	CPPg++13.3.0	Success	4,248
Apr 23, 2025 03:37	vahook	CPPg++13.3.0	Success	4,166+9.76 RP
Apr 23, 2025 02:53	vahook	CPPg++13.3.0	Success	4,193
Apr 23, 2025 02:38	vahook	CPPg++13.3.0	Success	4,250
Apr 23, 2025 02:31	NoSIMD_C#	CSHARP9.0.4	Success	5,919
Apr 23, 2025 02:28	vahook	CPPg++13.3.0	Success	4,227
Apr 23, 2025 02:28	vahook	CPPclang++18.1.3	Success	4,212
Apr 23, 2025 02:24	vahook	CPPclang++18.1.3	Success	4,191
Apr 23, 2025 02:23	vahook	CPPg++13.3.0	Success	4,183+15.33 RP
Apr 23, 2025 00:53	vahook	CPPg++13.3.0	Success	4,244
Apr 23, 2025 00:36	vahook	CPPg++13.3.0	Success	4,355
Apr 23, 2025 00:34	vahook	CPPg++13.3.0	Success	4,662
Apr 23, 2025 00:06	vahook	CPPg++13.3.0	Success	4,223
Apr 23, 2025 00:03	vahook	CPPg++13.3.0	Success	4,282
Apr 23, 2025 00:01	vahook	CPPg++13.3.0	Success	4,213
Apr 22, 2025 23:47	vahook	CPPg++13.3.0	Success	4,278
Apr 22, 2025 23:39	vahook	CPPg++13.3.0	Success	4,277
Apr 22, 2025 23:38	vahook	CPPg++13.3.0	Success	4,221
Apr 22, 2025 23:35	vahook	CPPg++13.3.0	Success	4,239
Apr 22, 2025 23:07	vahook	CPPclang++18.1.3	Success	4,224
Apr 22, 2025 23:06	vahook	CPPg++13.3.0	Success	4,217
Apr 22, 2025 23:03	vahook	CPPclang++18.1.3	Success	4,210+2.82 RP
Apr 22, 2025 22:41	vahook	CPPclang++18.1.3	Success	4,334
Apr 22, 2025 22:40	vahook	CPPclang++18.1.3	Success	4,354
Apr 22, 2025 22:29	vahook	CPPclang++18.1.3	Success	4,215
Apr 22, 2025 22:28	vahook	CPPclang++18.1.3	Success	4,286
Apr 22, 2025 22:27	vahook	CPPclang++18.1.3	Success	4,218
Apr 22, 2025 22:27	vahook	CPPclang++18.1.3	Success	4,223
Apr 22, 2025 22:26	vahook	CPPclang++18.1.3	Success	4,218
Apr 22, 2025 22:06	Yuriy Lyfenko	CPPg++13.3.0	Success	4,394
Apr 22, 2025 21:51	Yuriy Lyfenko	CPPg++13.3.0	Success	4,386
Apr 22, 2025 21:49	Yuriy Lyfenko	CPPg++13.3.0	Success	4,391
Apr 22, 2025 21:49	Yuriy Lyfenko	CPPg++13.3.0	Success	4,358
Apr 22, 2025 21:48	Yuriy Lyfenko	CPPg++13.3.0	Success	4,479
Apr 22, 2025 21:43	Yuriy Lyfenko	CPPg++13.3.0	Success	4,403
Apr 22, 2025 21:42	Yuriy Lyfenko	CPPg++13.3.0	Success	4,421
Apr 22, 2025 21:40	Yuriy Lyfenko	CPPg++13.3.0	Success	4,402
Apr 22, 2025 21:37	Yuriy Lyfenko	CPPclang++18.1.3	Success	4,387
Apr 22, 2025 21:36	Yuriy Lyfenko	CPPg++13.3.0	Success	4,362
Apr 22, 2025 21:34	Yuriy Lyfenko	CPPg++13.3.0	Success	4,357
Apr 22, 2025 21:34	Yuriy Lyfenko	CPPg++13.3.0	Success	4,943
Apr 22, 2025 21:34	Yuriy Lyfenko	CPPg++13.3.0	Success	4,370
Apr 22, 2025 21:33	Yuriy Lyfenko	CPPg++13.3.0	Success	4,381
Apr 22, 2025 21:31	Yuriy Lyfenko	CPPg++13.2.0	Success	4,380
Apr 22, 2025 21:28	Yuriy Lyfenko	CPPg++13.2.0	Success	4,491
Apr 22, 2025 20:34	vahook	CPPg++13.3.0	Success	4,226
Apr 22, 2025 20:30	vahook	CPPg++13.3.0	Success	4,215+2.25 RP
Apr 22, 2025 20:26	vahook	CPPg++13.3.0	Success	4,284
Apr 22, 2025 20:21	vahook	CPPg++13.3.0	Success	4,342
Apr 22, 2025 20:12	vahook	CPPg++13.3.0	Success	4,242
Apr 22, 2025 20:10	vahook	CPPg++13.3.0	Success	4,244
Apr 22, 2025 20:07	vahook	CPPg++13.3.0	Success	4,562
Apr 22, 2025 19:40	vahook	CPPg++13.3.0	Error
Apr 22, 2025 19:40	vahook	CPPg++13.3.0	Success	4,359
Apr 22, 2025 19:36	vahook	CPPg++13.3.0	Success	4,226
Apr 22, 2025 18:36	vahook	CPPg++13.3.0	Success	4,237
Apr 22, 2025 18:23	vahook	CPPg++13.3.0	Success	4,229
Apr 22, 2025 17:47	vahook	CPPg++13.3.0	Success	4,237
Apr 22, 2025 17:41	vahook	CPPg++13.3.0	Success	4,231
Apr 22, 2025 17:36	vahook	CPPg++13.3.0	Success	4,219+1.12 RP
Apr 22, 2025 16:33	Keefe	CPPg++13.3.0	Error
Apr 22, 2025 16:20	vahook	CPPg++13.3.0	Success	4,221
Apr 22, 2025 16:09	vahook	CPPg++13.3.0	Success	4,221+1.68 RP
Apr 22, 2025 16:09	vahook	CPPg++13.3.0	Success	4,253
Apr 22, 2025 16:05	vahook	CPPg++13.3.0	Success	4,236
Apr 22, 2025 16:05	vahook	CPPclang++18.1.3	Success	4,235
Apr 22, 2025 15:52	Keefe	CPPg++13.3.0	Success	4,466+3.00 RP
Apr 22, 2025 15:52	Keefe	CPPclang++18.1.3	Success	4,472+94.81 RP
Apr 22, 2025 15:52	Keefe	CPPg++13.3.0	Success	4,670+4.58 RP
Apr 22, 2025 15:51	vahook	CPPg++13.3.0	Success	4,224
Apr 22, 2025 15:49	vahook	CPPg++13.3.0	Success	4,229
Apr 22, 2025 15:46	Keefe	CPPg++13.3.0	Success	6,289
Apr 22, 2025 15:44	Keefe	CPPg++13.3.0	Success	4,683
Apr 22, 2025 15:42	Keefe	CPPg++13.3.0	Success	5,037
Apr 22, 2025 15:22	vahook	CPPclang++18.1.3	Success	4,229
Apr 22, 2025 14:54	vahook	CPPclang++18.1.3	Success	4,227
Apr 22, 2025 14:39	vahook	CPPg++13.3.0	Success	4,226
Apr 22, 2025 14:39	vahook	CPPclang++18.1.3	Success	4,224+7.82 RP
Apr 22, 2025 14:30	vahook	CPPclang++18.1.3	Error
Apr 22, 2025 14:22	vahook	CPPclang++18.1.3	Error
Apr 22, 2025 14:21	vahook	CPPg++13.3.0	Error
Apr 22, 2025 14:03	vahook	CPPclang++18.1.3	Success	4,253
Apr 22, 2025 13:50	vahook	CPPg++13.3.0	Success	4,257
Apr 22, 2025 13:39	vahook	CPPg++13.3.0	Success	4,238+10.53 RP
Apr 22, 2025 13:39	vahook	CPPclang++18.1.3	Success	4,269
Apr 22, 2025 13:31	vahook	CPPg++13.3.0	Success	4,262
Apr 22, 2025 13:26	vahook	CPPg++13.3.0	Success	4,272
Apr 22, 2025 13:17	vahook	CPPg++13.3.0	Success	4,720
Apr 22, 2025 13:10	vahook	CPPg++13.3.0	Success	4,280
Apr 22, 2025 13:01	vahook	CPPg++13.3.0	Success	4,262
Apr 22, 2025 09:40	NoSIMD_C#	CSHARP9.0.4	Success	5,900
Apr 22, 2025 09:37	NoSIMD_C#	CSHARP9.0.4	Success	5,911
Apr 22, 2025 09:36	NoSIMD_C#	CSHARP9.0.3	Success	5,920
Apr 22, 2025 09:33	NoSIMD_C#	CSHARP9.0.2	Success	5,901

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