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
Mar 23, 2025 10:10	wainCGP	CPPclang++18.1.3	Success	5,507
Mar 23, 2025 10:08	wainCGP	CPPclang++18.1.3	Success	5,523
Mar 23, 2025 09:54	wainCGP	CPPclang++18.1.3	Error
Mar 23, 2025 09:50	wainCGP	CPPclang++18.1.3	Success	5,527
Mar 23, 2025 09:49	wainCGP	CPPclang++18.1.3	Error
Mar 23, 2025 09:47	wainCGP	CPPclang++18.1.3	Error
Mar 23, 2025 09:45	wainCGP	CPPclang++18.1.3	Error
Mar 23, 2025 09:39	wainCGP	CPPclang++18.1.3	Error
Mar 23, 2025 07:30	wainCGP	CPPclang++18.1.3	Error
Mar 23, 2025 07:15	wainCGP	CPPclang++18.1.3	Success	5,515
Mar 23, 2025 07:15	wainCGP	CPPclang++18.1.3	Success	5,504
Mar 22, 2025 16:09	Oleg Kovalov	CPPclang++18.1.3	Success	5,273+2.87 RP
Mar 20, 2025 17:05	wainCGP	CPPclang++18.1.3	Success	5,533
Mar 19, 2025 17:51	wainCGP	CPPclang++18.1.3	Success	5,513
Mar 19, 2025 17:51	wainCGP	CPPclang++18.1.3	Error
Mar 18, 2025 15:55	wainCGP	CPPclang++18.1.3	Success	5,488
Mar 18, 2025 14:40	wainCGP	CPPclang++18.1.3	Success	5,638
Mar 18, 2025 14:33	wainCGP	CPPclang++18.1.3	Success	5,615
Mar 18, 2025 14:31	wainCGP	CPPclang++18.1.3	Success	5,502
Mar 18, 2025 14:12	wainCGP	CPPclang++18.1.3	Success	5,489
Mar 18, 2025 14:11	wainCGP	CPPclang++18.1.3	Success	5,440+5.73 RP
Mar 18, 2025 13:39	wainCGP	CPPclang++18.1.3	Success	5,462
Mar 18, 2025 13:38	wainCGP	CPPclang++18.1.3	Error
Mar 18, 2025 13:37	wainCGP	CPPclang++18.1.3	Error
Mar 18, 2025 13:26	wainCGP	CPPclang++18.1.3	Error
Mar 18, 2025 13:25	wainCGP	CPPclang++18.1.3	Error
Mar 18, 2025 13:24	wainCGP	CPPclang++18.1.3	Success	5,691
Mar 18, 2025 13:23	wainCGP	CPPclang++18.1.3	Success	5,674
Mar 18, 2025 13:23	wainCGP	CPPclang++18.1.3	Error
Mar 18, 2025 13:22	wainCGP	CPPclang++18.1.3	Error
Mar 18, 2025 13:01	wainCGP	CPPclang++18.1.3	Error
Mar 18, 2025 13:00	wainCGP	CPPg++13.2.0	Error
Mar 18, 2025 12:57	wainCGP	CPPg++13.2.0	Error
Mar 18, 2025 12:42	wainCGP	CPPg++13.2.0	Success	5,631
Mar 18, 2025 12:40	wainCGP	CPPclang++18.1.3	Success	5,660
Mar 17, 2025 16:59	wainCGP	CPPclang++18.1.3	Success	5,515
Mar 17, 2025 16:56	wainCGP	CPPclang++18.1.3	Success	5,463
Mar 17, 2025 16:55	wainCGP	CPPclang++18.1.3	Success	5,659
Mar 17, 2025 16:52	wainCGP	CPPclang++18.1.3	Success	5,662
Mar 17, 2025 16:51	wainCGP	CPPclang++18.1.3	Error
Mar 17, 2025 16:36	wainCGP	CPPclang++18.1.3	Success	5,668
Mar 17, 2025 16:35	wainCGP	CPPclang++18.1.3	Error
Mar 17, 2025 15:35	wainCGP	CPPclang++18.1.3	Success	5,679
Mar 17, 2025 15:35	wainCGP	CPPclang++18.1.3	Success	5,660
Mar 17, 2025 15:34	wainCGP	CPPclang++18.1.3	Success	5,685
Mar 17, 2025 15:33	wainCGP	CPPg++13.2.0	Success	5,631
Mar 17, 2025 15:01	wainCGP	CPPg++13.2.0	Success	5,586
Mar 17, 2025 15:01	wainCGP	CPPg++13.2.0	Error
Mar 17, 2025 14:50	wainCGP	CPPg++13.2.0	Success	39,341
Mar 17, 2025 14:49	wainCGP	CPPg++13.2.0	Error
Mar 17, 2025 14:44	wainCGP	CPPg++13.2.0	Success	5,473
Mar 17, 2025 14:44	wainCGP	CPPg++13.2.0	Success	5,457+10.02 RP
Mar 17, 2025 14:35	wainCGP	CPPclang++18.1.3	Success	5,528
Mar 17, 2025 14:34	wainCGP	CPPclang++18.1.3	Success	5,487+0.33 RP
Mar 17, 2025 14:34	wainCGP	CPPclang++18.1.3	Success	5,488+1.33 RP
Mar 17, 2025 14:32	wainCGP	CPPclang++18.1.3	Success	5,508
Mar 17, 2025 14:25	wainCGP	CPPclang++18.1.3	Success	5,495
Mar 17, 2025 13:57	wainCGP	CPPclang++18.1.3	Success	5,618
Mar 17, 2025 13:54	wainCGP	CPPclang++18.1.3	Success	5,492
Mar 17, 2025 12:01	wainCGP	CPPclang++18.1.3	Success	5,515
Mar 17, 2025 11:51	wainCGP	CPPclang++18.1.3	Success	5,511
Mar 17, 2025 11:51	wainCGP	CPPclang++18.1.3	Error
Mar 16, 2025 18:17	wainCGP	CPPclang++18.1.3	Success	5,492+1'820.83 RP
Mar 16, 2025 18:16	wainCGP	CPPclang++18.1.3	Error
Mar 16, 2025 18:13	wainCGP	CPPclang++18.1.3	Error
Mar 16, 2025 18:05	wainCGP	CPPclang++18.1.3	Error
Mar 16, 2025 05:03	xpw	CPPclang++18.1.3	Error
Mar 16, 2025 04:59	xpw	CPPclang++18.1.3	Success	5,484+2.66 RP
Mar 15, 2025 22:35	xpw	CPPclang++18.1.3	Success	5,492+71.97 RP
Mar 15, 2025 04:57	xpw	CPPg++13.2.0	Error
Mar 15, 2025 04:53	xpw	CPPclang++18.1.3	Success	5,728
Mar 15, 2025 04:45	xpw	CPPclang++18.1.3	Success	5,718+1'530.83 RP
Mar 15, 2025 02:04	xpw	CPPclang++18.1.3	Error
Mar 15, 2025 02:03	xpw	CPPclang++18.1.3	Error
Mar 15, 2025 01:16	xpw	CPPclang++18.1.3	Success	45,865+214.42 RP
Mar 14, 2025 22:26	xpw	CPPclang++18.1.3	Success	2,769,756+3.61 RP
Mar 14, 2025 06:39	NoSIMD_C#	CSHARP10.0.0-preview.1	Success	89,217
Mar 14, 2025 06:34	NoSIMD_C#	CSHARP10.0.0-preview.1	Error
Mar 11, 2025 21:26	Drew Garcia	CPPg++9.4.0	Error
Mar 11, 2025 21:13	Drew Garcia	CPPg++9.4.0	Success	6,092
Mar 11, 2025 21:00	Drew Garcia	CPPg++9.4.0	Success	5,060
Mar 11, 2025 20:55	Drew Garcia	CPPg++9.4.0	Success	5,057+30.42 RP
Mar 11, 2025 20:51	Drew Garcia	CPPg++9.4.0	Success	5,154
Mar 11, 2025 20:47	Aniruddha Deb	CPPg++13.2.0	Success	4,484+449.21 RP
Mar 11, 2025 20:46	Drew Garcia	CPPg++9.4.0	Success	5,297
Mar 11, 2025 20:43	Drew Garcia	CPPg++9.4.0	Success	5,136+14.67 RP
Mar 11, 2025 20:16	Drew Garcia	CPPg++9.4.0	Success	5,778
Mar 11, 2025 20:12	Drew Garcia	CPPg++9.4.0	Success	5,391
Mar 11, 2025 20:08	Drew Garcia	CPPg++9.4.0	Success	5,270
Mar 11, 2025 20:05	Drew Garcia	CPPg++9.4.0	Success	5,389
Mar 11, 2025 20:01	Drew Garcia	CPPg++9.4.0	Success	5,274
Mar 11, 2025 19:59	Drew Garcia	CPPg++9.4.0	Success	5,323
Mar 11, 2025 19:57	Drew Garcia	CPPg++9.4.0	Success	5,253
Mar 11, 2025 19:53	Drew Garcia	CPPg++9.4.0	Success	5,779
Mar 3, 2025 21:45	Aniruddha Deb	CPPg++13.2.0	Success	5,615+1'780.94 RP
Feb 28, 2025 15:03	NoSIMD_C#	CPPg++13.2.0	Error
Feb 28, 2025 13:44	NoSIMD_C#	CSHARP9.0.2	Success	199,066
Feb 28, 2025 05:32	NoSIMD_C#	CSHARP10.0.0-preview.1	Success	11,153
Feb 28, 2025 05:31	NoSIMD_C#	CSHARP10.0.0-preview.1	Success	17,685
Feb 28, 2025 05:25	NoSIMD_C#	CSHARP10.0.0-preview.1	Success	11,100

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