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 listJul 27, 2024 03:19

matsuoka-601

Score: 4,473

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jul 27, 2024 03:19	4,428	39,365,347	12,147,000	2,024,000	2,404,352
2	Jul 27, 2024 03:19	4,429	33,557,984	13,160,000	1,012,000	2,404,352
3	Jul 27, 2024 03:19	4,432	32,417,774	12,157,000	2,026,000	2,285,568
4	Jul 27, 2024 03:19	4,434	33,687,826	12,163,000	2,027,000	2,285,568
5	Jul 27, 2024 03:19	4,443	33,841,087	12,187,000	2,031,000	2,285,568
6	Jul 27, 2024 03:19	4,448	29,462,084	13,219,000	1,016,000	2,285,568
7	Jul 27, 2024 03:19	4,450	36,889,900	12,205,000	2,034,000	2,285,568
8	Jul 27, 2024 03:19	4,453	33,229,211	12,214,000	2,035,000	2,396,160
9	Jul 27, 2024 03:19	4,453	34,989,415	12,215,000	2,035,000	2,277,376
10	Jul 27, 2024 03:19	4,457	38,506,190	12,224,000	2,037,000	2,408,448
11	Jul 27, 2024 03:19	4,462	39,044,929	13,259,000	1,019,000	2,285,568
12	Jul 27, 2024 03:19	4,463	31,031,856	13,262,000	1,020,000	2,285,568
13	Jul 27, 2024 03:19	4,465	34,010,763	14,287,000	0	2,285,568
14	Jul 27, 2024 03:19	4,466	41,865,443	14,290,000	0	2,285,568
15	Jul 27, 2024 03:19	4,466	35,640,689	14,290,000	0	2,404,352
16	Jul 27, 2024 03:19	4,466	30,325,071	13,271,000	1,020,000	2,285,568
17	Jul 27, 2024 03:19	4,468	33,438,119	13,276,000	1,021,000	2,408,448
18	Jul 27, 2024 03:19	4,471	34,946,173	14,307,000	0	2,285,568
19	Jul 27, 2024 03:19	4,473	32,903,932	13,291,000	1,022,000	2,519,040
20	Jul 27, 2024 03:19	4,474	34,274,807	13,296,000	1,022,000	2,285,568
21	Jul 27, 2024 03:19	4,474	30,369,597	14,318,000	0	2,285,568
22	Jul 27, 2024 03:19	4,475	32,117,027	14,321,000	0	2,285,568
23	Jul 27, 2024 03:19	4,482	31,578,742	14,342,000	0	2,285,568
24	Jul 27, 2024 03:19	4,483	38,214,358	14,344,000	0	2,404,352
25	Jul 27, 2024 03:19	4,483	40,670,242	13,322,000	1,024,000	2,416,640
26	Jul 27, 2024 03:19	4,487	31,875,683	12,308,000	2,051,000	2,285,568
27	Jul 27, 2024 03:19	4,497	36,012,531	13,362,000	1,027,000	2,404,352
28	Jul 27, 2024 03:19	4,669	98,146,089	14,941,359	0	2,174,976
29	Jul 27, 2024 03:19	4,683	88,873,846	14,986,075	0	2,260,992
30	Jul 27, 2024 03:19	4,684	90,853,191	14,990,347	0	2,301,952
31	Jul 27, 2024 03:19	4,693	86,973,244	15,017,570	0	2,256,896
32	Jul 27, 2024 03:19	4,694	90,694,999	15,020,873	0	2,301,952
33	Jul 27, 2024 03:19	4,696	80,083,500	15,026,841	0	2,301,952
34	Jul 27, 2024 03:19	4,709	89,044,359	15,069,536	0	2,306,048
35	Jul 27, 2024 03:19	4,721	83,765,817	15,108,722	0	2,179,072
36	Jul 27, 2024 03:19	4,741	71,531,653	15,171,520	0	2,179,072

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