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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zielaj

Score: 4,594

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Aug 7, 2024 01:33	4,561	32,221,761	13,552,000	1,042,000	2,277,376
2	Aug 7, 2024 01:37	4,572	31,471,342	14,630,000	0	2,273,280
3	Aug 7, 2024 01:37	4,573	35,614,719	14,635,000	0	2,289,664
4	Aug 7, 2024 01:33	4,576	36,288,681	13,598,000	1,046,000	2,273,280
5	Aug 7, 2024 01:34	4,576	31,782,550	13,597,000	1,045,000	2,269,184
6	Aug 7, 2024 01:34	4,577	32,640,835	14,645,000	0	2,281,472
7	Aug 7, 2024 01:34	4,578	31,974,034	13,603,000	1,046,000	2,277,376
8	Aug 7, 2024 01:33	4,578	33,525,859	13,605,000	1,046,000	2,289,664
9	Aug 7, 2024 01:33	4,579	41,767,586	13,607,000	1,046,000	2,289,664
10	Aug 7, 2024 01:34	4,582	44,327,469	14,661,000	0	2,273,280
11	Aug 7, 2024 01:33	4,582	41,950,471	13,614,000	1,047,000	2,273,280
12	Aug 7, 2024 01:37	4,582	40,298,455	13,615,000	1,047,000	2,383,872
13	Aug 7, 2024 01:37	4,583	36,599,115	13,619,000	1,047,000	2,289,664
14	Aug 7, 2024 01:37	4,587	33,566,269	13,629,000	1,048,000	2,289,664
15	Aug 7, 2024 01:37	4,587	31,983,234	14,679,000	0	2,289,664
16	Aug 7, 2024 01:34	4,588	42,587,481	14,681,000	0	2,273,280
17	Aug 7, 2024 01:37	4,588	29,431,874	14,683,000	0	2,289,664
18	Aug 7, 2024 01:33	4,593	37,484,901	13,648,000	1,049,000	2,265,088
19	Aug 7, 2024 01:37	4,594	35,115,280	13,650,000	1,050,000	2,277,376
20	Aug 7, 2024 01:34	4,601	32,585,179	13,673,000	1,051,000	2,269,184
21	Aug 7, 2024 01:33	4,603	32,771,523	13,677,000	1,052,000	2,277,376
22	Aug 7, 2024 01:37	4,642	33,125,918	12,874,000	1,980,000	2,289,664
23	Aug 7, 2024 01:33	4,644	43,923,602	14,860,000	0	2,265,088
24	Aug 7, 2024 01:34	4,645	35,696,488	13,874,000	991,000	2,277,376
25	Aug 7, 2024 01:34	4,647	32,129,885	12,888,000	1,982,000	2,371,584
26	Aug 7, 2024 01:33	4,648	30,600,895	13,881,000	991,000	2,285,568
27	Aug 7, 2024 01:34	4,654	35,253,740	12,907,000	1,985,000	2,269,184
28	Aug 7, 2024 01:34	4,783	69,713,877	15,305,834	0	2,174,976
29	Aug 7, 2024 01:34	4,805	114,993,610	15,376,486	0	2,301,952
30	Aug 7, 2024 01:33	4,823	67,437,169	15,434,285	0	2,355,200
31	Aug 7, 2024 01:33	4,829	81,934,975	15,452,048	0	2,293,760
32	Aug 7, 2024 01:37	4,836	103,382,261	15,475,747	0	2,310,144
33	Aug 7, 2024 01:34	4,848	66,615,963	15,514,665	0	2,301,952
34	Aug 7, 2024 01:33	4,852	80,768,005	15,527,738	0	2,310,144
35	Aug 7, 2024 01:37	4,875	88,439,911	15,600,047	0	2,179,072
36	Aug 7, 2024 01:37	4,912	84,727,202	15,717,898	0	2,310,144

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