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.

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Chandrasekaran AkashError

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory	Error
1	Apr 16, 2025 01:32	0	0	0	0	0	Error: expected "977473 ", got "977425 "	stderr
2	Apr 16, 2025 01:30	4,336	33,290,967	12,884,000	991,000	2,277,376
3	Apr 16, 2025 01:30	4,336	30,995,445	12,884,000	991,000	2,277,376
4	Apr 16, 2025 01:29	4,337	34,569,747	13,879,000	0	2,277,376
5	Apr 16, 2025 01:30	4,337	33,526,820	12,888,000	991,000	2,277,376
6	Apr 16, 2025 01:29	4,337	30,490,897	12,886,000	991,000	2,277,376
7	Apr 16, 2025 01:29	4,337	28,616,828	12,888,000	991,000	2,277,376
8	Apr 16, 2025 01:29	4,337	29,943,899	13,879,000	0	2,506,752
9	Apr 16, 2025 01:30	4,338	37,134,100	12,889,000	991,000	2,510,848
10	Apr 16, 2025 01:30	4,338	40,373,776	13,881,000	0	2,277,376
11	Apr 16, 2025 01:29	4,340	35,577,577	12,896,000	992,000	2,277,376
12	Apr 16, 2025 01:30	4,346	28,493,665	12,914,000	993,000	2,506,752
13	Apr 16, 2025 01:29	4,348	31,400,582	13,915,000	0	2,277,376
14	Apr 16, 2025 01:29	4,352	36,274,335	13,925,000	0	2,277,376
15	Apr 16, 2025 01:29	4,352	37,786,261	12,931,000	994,000	2,277,376
16	Apr 16, 2025 01:30	4,360	29,553,809	12,957,000	996,000	2,506,752
17	Apr 16, 2025 01:30	4,363	29,952,512	12,964,000	997,000	2,277,376
18	Apr 16, 2025 01:30	4,366	42,210,325	12,974,000	998,000	2,510,848
19	Apr 16, 2025 01:31	4,376	38,165,411	13,003,000	1,000,000	2,277,376
20	Apr 16, 2025 01:31	4,377	30,668,193	13,007,000	1,000,000	2,277,376
21	Apr 16, 2025 01:29	4,377	37,958,298	13,006,000	1,000,000	2,277,376
22	Apr 16, 2025 01:31	4,378	31,191,120	13,009,000	1,000,000	2,506,752
23	Apr 16, 2025 01:31	4,380	29,798,145	13,014,000	1,001,000	2,277,376
24	Apr 16, 2025 01:31	4,381	31,845,806	13,017,000	1,001,000	2,277,376
25	Apr 16, 2025 01:31	4,398	29,334,673	13,069,000	1,005,000	2,510,848
26	Apr 16, 2025 01:31	4,401	34,838,318	13,078,000	1,006,000	2,277,376
27	Apr 16, 2025 01:31	4,407	39,136,404	13,096,000	1,007,000	2,506,752
28	Apr 16, 2025 01:31	4,413	30,151,830	12,105,000	2,017,000	2,277,376
29	Apr 16, 2025 01:32	4,677	38,036,673	13,969,000	997,000	2,277,376
30	Apr 16, 2025 01:32	4,699	27,957,152	14,034,000	1,002,000	2,506,752
31	Apr 16, 2025 01:32	4,723	30,626,777	14,107,000	1,007,000	2,506,752

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