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 23:21

Casper Belier

Score: 5,785

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Aug 8, 2024 23:21	5,697	83,276,623	18,231,307	0	2,306,048
2	Aug 9, 2024 16:59	5,711	89,630,286	18,274,506	0	2,301,952
3	Aug 9, 2024 16:59	5,735	95,418,187	18,352,662	0	2,301,952
4	Aug 8, 2024 23:21	5,736	119,970,914	18,356,710	0	2,301,952
5	Aug 8, 2024 23:21	5,740	91,451,107	18,368,037	0	2,174,976
6	Aug 9, 2024 16:57	5,740	71,159,496	18,369,171	0	2,306,048
7	Aug 9, 2024 16:59	5,745	71,478,709	18,384,854	0	2,297,856
8	Aug 9, 2024 16:57	5,750	80,144,647	18,400,178	0	2,306,048
9	Aug 9, 2024 16:57	5,753	62,161,166	18,410,156	0	2,301,952
10	Aug 9, 2024 16:59	5,768	39,840,864	17,434,000	1,025,000	2,523,136
11	Aug 9, 2024 16:57	5,775	38,576,666	17,453,000	1,026,000	2,289,664
12	Aug 9, 2024 16:59	5,776	35,872,270	17,457,000	1,026,000	2,277,376
13	Aug 8, 2024 23:21	5,778	39,987,149	18,488,000	0	2,289,664
14	Aug 9, 2024 16:59	5,781	40,382,396	17,471,000	1,027,000	2,375,680
15	Aug 9, 2024 16:57	5,781	39,522,057	17,472,000	1,027,000	2,289,664
16	Aug 9, 2024 16:59	5,782	40,907,912	17,475,000	1,027,000	2,531,328
17	Aug 8, 2024 23:21	5,783	45,002,223	17,479,000	1,028,000	2,289,664
18	Aug 9, 2024 16:59	5,784	43,874,069	18,510,000	0	2,289,664
19	Aug 8, 2024 23:21	5,785	46,031,782	17,483,000	1,028,000	2,289,664
20	Aug 9, 2024 16:57	5,785	39,200,426	17,485,000	1,028,000	2,289,664
21	Aug 9, 2024 16:57	5,786	41,661,334	17,487,000	1,028,000	2,273,280
22	Aug 9, 2024 16:57	5,788	34,809,923	17,494,000	1,029,000	2,527,232
23	Aug 9, 2024 16:57	5,793	43,664,780	18,537,000	0	2,269,184
24	Aug 8, 2024 23:21	5,802	44,627,878	17,534,000	1,031,000	2,273,280
25	Aug 9, 2024 16:57	5,804	45,999,004	17,543,000	1,031,000	2,269,184
26	Aug 8, 2024 23:21	5,806	41,397,246	17,548,000	1,032,000	2,523,136
27	Aug 9, 2024 16:59	5,808	45,215,420	17,553,000	1,032,000	2,289,664
28	Aug 9, 2024 16:57	5,814	36,736,989	18,605,000	0	2,289,664
29	Aug 9, 2024 16:59	5,815	45,037,764	17,575,000	1,033,000	2,289,664
30	Aug 8, 2024 23:21	5,817	45,516,249	18,615,000	0	2,289,664
31	Aug 9, 2024 16:59	5,823	46,168,002	18,634,000	0	2,289,664
32	Aug 8, 2024 23:21	5,823	36,130,176	18,632,000	0	2,289,664
33	Aug 8, 2024 23:21	5,826	45,709,592	17,608,000	1,035,000	2,527,232
34	Aug 8, 2024 23:21	5,828	48,199,976	17,615,000	1,036,000	2,269,184
35	Aug 9, 2024 16:59	5,837	49,374,674	17,641,000	1,037,000	2,289,664
36	Aug 9, 2024 16:57	5,840	47,007,443	17,650,000	1,038,000	2,531,328

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