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 26, 2024 23:21

kyle-basis

Score: 6,070

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jul 26, 2024 23:22	5,783	36,245,669	18,506,000	0	2,424,832
2	Jul 26, 2024 23:22	5,790	38,379,533	18,528,000	0	2,424,832
3	Jul 26, 2024 23:23	5,793	39,610,779	18,536,000	0	2,273,280
4	Jul 26, 2024 23:22	5,794	32,212,205	18,540,000	0	2,433,024
5	Jul 26, 2024 23:22	5,797	45,506,671	18,549,000	0	2,433,024
6	Jul 26, 2024 23:22	5,800	41,203,351	18,560,000	0	2,535,424
7	Jul 26, 2024 23:23	5,805	38,746,049	18,575,000	0	2,428,928
8	Jul 26, 2024 23:23	5,807	42,246,308	18,582,000	0	2,428,928
9	Jul 26, 2024 23:22	5,826	49,193,952	18,644,000	0	2,273,280
10	Jul 26, 2024 23:23	5,849	34,187,517	17,678,000	1,039,000	2,273,280
11	Jul 26, 2024 23:23	5,970	42,665,485	18,098,000	1,005,000	2,535,424
12	Jul 26, 2024 23:23	5,973	93,237,573	19,113,364	0	2,187,264
13	Jul 26, 2024 23:22	5,997	90,246,152	19,189,012	0	2,179,072
14	Jul 26, 2024 23:23	6,000	39,142,169	18,189,000	1,010,000	2,437,120
15	Jul 26, 2024 23:23	6,008	40,643,043	17,202,000	2,023,000	2,428,928
16	Jul 26, 2024 23:22	6,047	109,047,637	19,349,491	0	2,187,264
17	Jul 26, 2024 23:21	6,053	84,234,521	19,369,360	0	2,179,072
18	Jul 26, 2024 23:23	6,065	47,697,383	19,409,000	0	2,437,120
19	Jul 26, 2024 23:22	6,070	38,167,290	19,423,000	0	2,437,120
20	Jul 26, 2024 23:22	6,100	40,653,961	18,492,000	1,027,000	2,514,944
21	Jul 26, 2024 23:23	6,149	81,641,419	19,676,359	0	2,187,264
22	Jul 26, 2024 23:21	6,195	85,002,614	19,824,258	0	2,191,360
23	Jul 26, 2024 23:22	6,203	88,215,322	19,849,027	0	2,191,360
24	Jul 26, 2024 23:21	6,215	87,789,693	19,887,796	0	2,301,952
25	Jul 26, 2024 23:23	6,217	73,603,605	19,894,688	0	2,191,360
26	Jul 26, 2024 23:21	8,341	51,362,749	25,664,000	1,026,000	2,428,928
27	Jul 26, 2024 23:21	8,390	53,173,975	24,861,000	1,988,000	2,428,928
28	Jul 26, 2024 23:21	8,391	54,980,992	24,862,000	1,988,000	2,273,280
29	Jul 26, 2024 23:21	8,438	52,105,103	25,000,000	2,000,000	2,428,928
30	Jul 26, 2024 23:21	8,448	54,363,750	26,034,000	1,001,000	2,433,024
31	Jul 26, 2024 23:21	8,468	49,754,325	26,094,000	1,003,000	2,428,928
32	Jul 26, 2024 23:21	8,487	48,995,990	26,152,000	1,005,000	2,273,280
33	Jul 26, 2024 23:21	8,599	57,967,624	26,497,000	1,019,000	2,535,424
34	Jul 26, 2024 23:23	8,609	51,309,638	27,550,000	0	2,428,928
35	Jul 26, 2024 23:22	20,157	86,382,677	64,503,000	0	2,273,280
36	Jul 26, 2024 23:21	21,080	89,954,876	67,455,000	0	2,273,280

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