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 listJun 9, 2024 18:23

matsuoka-601

Score: 4,924

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jun 9, 2024 18:22	4,874	38,747,023	14,557,000	1,039,000	2,293,760
2	Jun 9, 2024 18:23	4,878	30,323,652	14,571,000	1,040,000	2,527,232
3	Jun 9, 2024 18:23	4,883	42,060,589	14,586,000	1,041,000	2,293,760
4	Jun 9, 2024 18:23	4,884	33,510,424	15,628,000	0	2,293,760
5	Jun 9, 2024 18:22	4,886	41,833,628	14,594,000	1,042,000	2,293,760
6	Jun 9, 2024 18:23	4,887	46,168,125	14,595,000	1,042,000	2,293,760
7	Jun 9, 2024 18:20	4,888	30,866,945	14,599,000	1,042,000	2,293,760
8	Jun 9, 2024 18:22	4,888	43,071,390	14,601,000	1,042,000	2,293,760
9	Jun 9, 2024 18:20	4,890	41,874,605	14,604,000	1,043,000	2,285,568
10	Jun 9, 2024 18:22	4,897	46,749,564	14,626,000	1,044,000	2,531,328
11	Jun 9, 2024 18:23	4,897	34,079,079	14,626,000	1,044,000	2,293,760
12	Jun 9, 2024 18:23	4,898	31,600,219	14,629,000	1,044,000	2,289,664
13	Jun 9, 2024 18:20	4,899	42,805,701	14,633,000	1,045,000	2,293,760
14	Jun 9, 2024 18:23	4,900	40,565,766	15,681,000	0	2,269,184
15	Jun 9, 2024 18:23	4,900	35,305,268	14,635,000	1,045,000	2,293,760
16	Jun 9, 2024 18:22	4,903	33,456,880	14,644,000	1,046,000	2,269,184
17	Jun 9, 2024 18:22	4,903	36,368,788	14,644,000	1,046,000	2,293,760
18	Jun 9, 2024 18:23	4,904	42,406,173	15,692,000	0	2,277,376
19	Jun 9, 2024 18:20	4,906	36,104,237	14,652,000	1,046,000	2,277,376
20	Jun 9, 2024 18:20	4,906	34,433,029	14,654,000	1,046,000	2,293,760
21	Jun 9, 2024 18:23	4,911	34,270,705	14,669,000	1,047,000	2,281,472
22	Jun 9, 2024 18:20	4,915	34,075,884	14,679,000	1,048,000	2,293,760
23	Jun 9, 2024 18:23	4,916	42,781,144	14,683,000	1,048,000	2,531,328
24	Jun 9, 2024 18:23	4,919	31,155,573	14,692,000	1,049,000	2,293,760
25	Jun 9, 2024 18:22	4,924	41,840,431	15,756,000	0	2,285,568
26	Jun 9, 2024 18:20	4,948	42,751,360	14,844,000	989,000	2,527,232
27	Jun 9, 2024 18:23	4,949	34,256,207	14,847,000	989,000	2,293,760
28	Jun 9, 2024 18:23	4,953	33,094,422	14,859,000	990,000	2,269,184
29	Jun 9, 2024 18:23	4,958	48,050,275	13,882,000	1,983,000	2,293,760
30	Jun 9, 2024 18:23	4,959	42,981,484	14,879,000	991,000	2,277,376
31	Jun 9, 2024 18:23	4,960	43,045,157	13,888,000	1,984,000	2,293,760
32	Jun 9, 2024 18:22	4,961	32,211,698	14,883,000	992,000	2,527,232
33	Jun 9, 2024 18:22	4,963	32,137,906	13,895,000	1,985,000	2,375,680
34	Jun 9, 2024 18:20	4,963	46,252,171	13,896,000	1,985,000	2,523,136
35	Jun 9, 2024 18:20	4,973	31,502,460	14,921,000	994,000	2,281,472
36	Jun 9, 2024 18:23	5,026	38,512,032	14,073,000	2,010,000	2,273,280
37	Jun 9, 2024 18:23	5,147	77,475,663	16,470,815	0	2,301,952
38	Jun 9, 2024 18:23	5,173	61,176,764	16,554,597	0	2,310,144
39	Jun 9, 2024 18:20	5,182	93,464,369	16,582,184	0	2,293,760
40	Jun 9, 2024 18:23	5,185	83,039,634	16,592,708	0	2,301,952
41	Jun 9, 2024 18:23	5,190	73,116,801	16,607,003	0	2,174,976
42	Jun 9, 2024 18:23	5,191	93,351,653	16,610,184	0	2,301,952
43	Jun 9, 2024 18:20	5,192	85,828,007	16,613,236	0	2,310,144
44	Jun 9, 2024 18:22	5,195	78,987,297	16,623,313	0	2,310,144
45	Jun 9, 2024 18:22	5,197	70,454,875	16,631,156	0	2,306,048
46	Jun 9, 2024 18:20	5,197	92,334,524	16,631,261	0	2,301,952
47	Jun 9, 2024 18:22	5,199	88,946,563	16,636,094	0	2,306,048
48	Jun 9, 2024 18:23	5,211	86,833,425	16,673,925	0	2,306,048

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