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.

Back to listAug 8, 2024 23:17

Casper Belier

Score: 5,836

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Aug 8, 2024 23:17	5,627	85,153,673	18,005,443	0	2,297,856
2	Aug 8, 2024 23:17	5,642	89,926,426	18,052,831	0	2,306,048
3	Aug 8, 2024 23:16	5,673	54,722,876	18,154,255	0	2,306,048
4	Aug 8, 2024 23:16	5,674	75,472,011	18,157,408	0	2,297,856
5	Aug 8, 2024 23:16	5,680	88,070,811	18,174,659	0	2,183,168
6	Aug 8, 2024 23:16	5,712	91,706,080	18,277,545	0	2,174,976
7	Aug 8, 2024 23:16	5,715	85,971,158	18,286,484	0	2,301,952
8	Aug 8, 2024 23:16	5,715	94,938,136	18,287,794	0	2,297,856
9	Aug 8, 2024 23:17	5,732	85,637,005	18,343,101	0	2,301,952
10	Aug 8, 2024 23:17	5,802	35,790,843	17,535,000	1,031,000	2,269,184
11	Aug 8, 2024 23:16	5,814	43,863,102	17,572,000	1,033,000	2,527,232
12	Aug 8, 2024 23:16	5,828	34,999,863	17,613,000	1,036,000	2,289,664
13	Aug 8, 2024 23:16	5,830	43,433,084	17,621,000	1,036,000	2,289,664
14	Aug 8, 2024 23:16	5,830	44,514,840	17,621,000	1,036,000	2,527,232
15	Aug 8, 2024 23:16	5,831	48,825,407	18,659,000	0	2,265,088
16	Aug 8, 2024 23:17	5,832	43,890,023	17,625,000	1,036,000	2,289,664
17	Aug 8, 2024 23:16	5,834	43,982,813	17,631,000	1,037,000	2,273,280
18	Aug 8, 2024 23:16	5,836	44,719,155	17,638,000	1,037,000	2,523,136
19	Aug 8, 2024 23:17	5,836	38,114,187	17,639,000	1,037,000	2,289,664
20	Aug 8, 2024 23:16	5,838	47,004,566	17,643,000	1,037,000	2,289,664
21	Aug 8, 2024 23:16	5,842	45,779,988	17,657,000	1,038,000	2,289,664
22	Aug 8, 2024 23:16	5,845	48,858,847	17,666,000	1,039,000	2,289,664
23	Aug 8, 2024 23:17	5,846	51,300,047	17,669,000	1,039,000	2,289,664
24	Aug 8, 2024 23:16	5,847	51,155,030	17,671,000	1,039,000	2,289,664
25	Aug 8, 2024 23:16	5,850	43,314,388	17,681,000	1,040,000	2,371,584
26	Aug 8, 2024 23:16	5,851	44,703,266	17,683,000	1,040,000	2,265,088
27	Aug 8, 2024 23:16	5,864	38,433,639	16,789,000	1,975,000	2,285,568
28	Aug 8, 2024 23:16	5,884	47,422,166	16,848,000	1,982,000	2,277,376
29	Aug 8, 2024 23:17	5,888	45,766,917	16,857,000	1,983,000	2,273,280
30	Aug 8, 2024 23:16	5,891	49,740,006	16,867,000	1,984,000	2,269,184
31	Aug 8, 2024 23:16	5,892	44,200,473	16,870,000	1,984,000	2,289,664
32	Aug 8, 2024 23:16	5,897	35,239,211	16,884,000	1,986,000	2,277,376
33	Aug 8, 2024 23:17	5,898	39,346,038	16,886,000	1,986,000	2,289,664
34	Aug 8, 2024 23:17	5,899	46,625,234	16,890,000	1,987,000	2,351,104
35	Aug 8, 2024 23:17	5,902	41,971,081	16,899,000	1,988,000	2,523,136
36	Aug 8, 2024 23:17	5,903	47,337,477	16,900,000	1,988,000	2,527,232

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