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 20, 2025 20:21	Adam Folwarczny	CPPclang++18.1.3	Success	4,797+23.21 RP
Apr 20, 2025 20:20	Adam Folwarczny	CPPclang++18.1.3	Error
Apr 20, 2025 20:20	Adam Folwarczny	CPPclang++18.1.3	Error
Apr 20, 2025 20:17	Adam Folwarczny	CPPclang++18.1.3	Success	4,851+17.28 RP
Apr 20, 2025 20:17	Adam Folwarczny	CPPclang++18.1.3	Success	4,892+174.99 RP
Apr 20, 2025 20:12	Adam Folwarczny	CPPclang++18.1.3	Success	5,350+20.05 RP
Apr 19, 2025 21:04	Adam Folwarczny	CPPclang++18.1.3	Success	5,890
Apr 19, 2025 20:59	Keefe	CPPclang++18.1.3	Error
Apr 19, 2025 20:59	Adam Folwarczny	CPPclang++18.1.3	Success	5,583
Apr 19, 2025 20:58	Keefe	CPPclang++18.1.3	Error
Apr 19, 2025 20:57	Adam Folwarczny	CPPclang++18.1.3	Success	5,548
Apr 19, 2025 20:47	Adam Folwarczny	CPPclang++18.1.3	Success	2,766,890
Apr 19, 2025 16:20	Joad Nacer	CPPg++13.2.0	Success	4,346
Apr 16, 2025 17:57	Christian Bernard	CPPg++13.2.0	Success	5,525
Apr 16, 2025 17:54	Christian Bernard	CPPg++13.2.0	Success	5,606
Apr 16, 2025 17:53	Christian Bernard	CPPg++13.2.0	Success	5,536
Apr 16, 2025 17:53	Christian Bernard	CPPg++13.2.0	Success	5,670
Apr 16, 2025 17:49	Christian Bernard	CPPg++13.2.0	Success	5,592
Apr 16, 2025 17:49	Christian Bernard	CPPg++13.2.0	Success	5,587
Apr 16, 2025 17:47	Christian Bernard	CPPg++13.2.0	Success	5,589
Apr 16, 2025 17:46	Christian Bernard	CPPg++13.2.0	Error
Apr 16, 2025 17:46	Christian Bernard	CPPg++13.2.0	Error
Apr 16, 2025 17:45	Christian Bernard	CPPg++13.2.0	Error
Apr 16, 2025 16:07	Christian Bernard	CPPg++13.2.0	Success	5,483+8.28 RP
Apr 16, 2025 16:07	Christian Bernard	CPPg++13.2.0	Success	5,588
Apr 16, 2025 16:06	Christian Bernard	CPPg++13.2.0	Success	5,677
Apr 16, 2025 16:06	Christian Bernard	CPPg++13.2.0	Success	5,695
Apr 16, 2025 16:06	Christian Bernard	CPPg++13.2.0	Success	5,689
Apr 16, 2025 16:03	Christian Bernard	CPPg++13.2.0	Success	5,508+2.96 RP
Apr 16, 2025 16:02	Christian Bernard	CPPg++13.2.0	Success	5,517+22.39 RP
Apr 16, 2025 16:02	Christian Bernard	CPPg++13.2.0	Success	5,586+0.64 RP
Apr 16, 2025 16:02	Christian Bernard	CPPg++13.2.0	Success	5,593
Apr 16, 2025 16:01	Christian Bernard	CPPclang++18.1.3	Success	5,704
Apr 16, 2025 16:01	Christian Bernard	CPPclang++18.1.3	Success	5,730
Apr 16, 2025 15:58	Christian Bernard	CPPclang++18.1.3	Success	5,739
Apr 16, 2025 15:48	Christian Bernard	CPPg++13.2.0	Error
Apr 16, 2025 15:45	Christian Bernard	CPPg++13.2.0	Success	7,582
Apr 16, 2025 15:44	Christian Bernard	CPPg++13.2.0	Error
Apr 16, 2025 15:43	Christian Bernard	CPPg++13.2.0	Error
Apr 16, 2025 15:42	Christian Bernard	CPPg++13.2.0	Error
Apr 16, 2025 15:20	Christian Bernard	CPPg++13.2.0	Success	5,591
Apr 16, 2025 15:09	Christian Bernard	CPPg++13.2.0	Success	5,588+0.64 RP
Apr 16, 2025 15:04	Christian Bernard	CPPg++13.2.0	Success	5,590+0.96 RP
Apr 16, 2025 15:02	Christian Bernard	CPPg++13.2.0	Success	5,593+1'407.55 RP
Apr 16, 2025 14:43	Christian Bernard	CPPg++13.2.0	Error
Apr 16, 2025 14:42	Christian Bernard	CPPg++13.2.0	Error
Apr 16, 2025 13:40	Christian Bernard	CPPg++13.2.0	Success	26,288+376.79 RP
Apr 16, 2025 13:39	Christian Bernard	CPPg++13.2.0	Error
Apr 16, 2025 13:22	Christian Bernard	CPPclang++18.1.3	Success	2,769,360+3.61 RP
Apr 16, 2025 01:41	Chandrasekaran Akash	CPPg++13.2.0	Success	4,361
Apr 16, 2025 01:37	Chandrasekaran Akash	CPPg++13.2.0	Success	4,344
Apr 16, 2025 01:37	Chandrasekaran Akash	CPPg++13.2.0	Success	4,345
Apr 16, 2025 01:36	Chandrasekaran Akash	CPPg++13.2.0	Success	4,573
Apr 16, 2025 01:33	Chandrasekaran Akash	CPPg++13.2.0	Success	4,415
Apr 16, 2025 01:32	Chandrasekaran Akash	CPPg++13.2.0	Error
Apr 16, 2025 01:30	Chandrasekaran Akash	CPPg++13.2.0	Success	4,352
Apr 16, 2025 01:27	Chandrasekaran Akash	CPPg++13.2.0	Success	4,391
Apr 16, 2025 01:27	Chandrasekaran Akash	CPPg++13.2.0	Success	4,383
Apr 16, 2025 01:26	Chandrasekaran Akash	CPPg++13.2.0	Success	4,393
Apr 16, 2025 01:24	Chandrasekaran Akash	CPPclang++18.1.3	Success	4,490
Apr 16, 2025 01:24	Chandrasekaran Akash	CPPg++13.2.0	Success	4,407
Apr 15, 2025 02:29	Ben	CPPg++13.2.0	Success	4,816
Apr 15, 2025 02:28	Ben	CPPg++13.2.0	Success	4,875
Apr 15, 2025 02:23	Ben	CPPg++13.2.0	Success	4,693
Apr 15, 2025 02:20	Ben	CPPg++13.2.0	Success	4,836
Apr 15, 2025 02:18	Ben	CPPg++13.2.0	Success	5,346
Apr 15, 2025 02:17	Ben	CPPg++13.2.0	Error
Apr 15, 2025 02:15	Ben	CPPclang++18.1.3	Success	5,526
Apr 15, 2025 02:15	Ben	CPPg++13.2.0	Success	5,818
Apr 15, 2025 02:14	Ben	CPPg++13.2.0	Success	5,332
Apr 15, 2025 02:13	Ben	CPPg++13.2.0	Success	5,321
Apr 15, 2025 02:12	Ben	CPPg++13.2.0	Error
Apr 15, 2025 02:12	Ben	CPPg++13.2.0	Error
Apr 15, 2025 02:11	Ben	CPPg++13.2.0	Error
Apr 15, 2025 02:09	Ben	CPPg++13.2.0	Success	13,319
Apr 15, 2025 02:04	Ben	CPPg++13.2.0	Success	4,646
Apr 15, 2025 02:03	Ben	CPPg++13.2.0	Error
Apr 15, 2025 02:01	Ben	CPPg++13.2.0	Error
Apr 15, 2025 02:00	Ben	CPPg++13.2.0	Error
Apr 15, 2025 02:00	Ben	CPPg++13.2.0	Error
Apr 15, 2025 01:59	Ben	CPPg++13.2.0	Error
Apr 15, 2025 01:58	Ben	CPPg++13.2.0	Error
Apr 15, 2025 01:58	Ben	CPPg++13.2.0	Success	4,649
Apr 15, 2025 01:49	Ben	CPPg++13.2.0	Success	4,653
Apr 15, 2025 01:47	Ben	CPPg++13.2.0	Success	4,647
Apr 15, 2025 01:44	Ben	CPPg++13.2.0	Success	4,646
Apr 15, 2025 01:43	Ben	CPPg++13.2.0	Success	4,645
Apr 15, 2025 01:42	Ben	CPPg++13.2.0	Success	4,647
Apr 15, 2025 01:40	Ben	CPPg++13.2.0	Success	4,541
Apr 15, 2025 01:36	Ben	CPPg++13.2.0	Error
Apr 15, 2025 01:32	Ben	CPPg++13.2.0	Success	39,084
Apr 15, 2025 01:30	Ben	CPPg++13.2.0	Error
Apr 15, 2025 01:25	Ben	CPPclang++18.1.3	Success	4,740
Apr 15, 2025 01:25	Ben	CPPg++13.2.0	Success	4,535
Apr 15, 2025 01:23	Ben	CPPg++13.2.0	Error
Apr 15, 2025 01:23	Ben	CPPg++13.2.0	Error
Apr 15, 2025 01:22	Ben	CPPclang++18.1.3	Success	2,769,941
Apr 10, 2025 21:48	Chandrasekaran Akash	CPPg++13.2.0	Success	4,374
Apr 10, 2025 21:47	Chandrasekaran Akash	CPPclang++18.1.3	Success	4,415
Apr 10, 2025 21:47	Chandrasekaran Akash	CPPclang++18.1.3	Success	4,408

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