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 listMay 19, 2021 23:03

alex3d

Score: 5,374

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 19, 2021 23:02	5,335	38,685,691	15,063,000	2,008,000	2,535,424
2	May 19, 2021 23:03	5,339	34,548,595	15,075,000	2,010,000	2,535,424
3	May 19, 2021 23:02	5,339	35,020,459	15,075,000	2,010,000	2,449,408
4	May 19, 2021 23:03	5,344	32,139,981	15,090,000	2,012,000	2,441,216
5	May 19, 2021 23:03	5,348	34,569,217	15,102,000	2,013,000	2,445,312
6	May 19, 2021 23:03	5,349	34,495,878	15,103,000	2,013,000	2,535,424
7	May 19, 2021 23:02	5,354	42,620,514	15,117,000	2,015,000	2,445,312
8	May 19, 2021 23:03	5,354	35,361,472	16,126,000	1,007,000	2,273,280
9	May 19, 2021 23:03	5,355	39,834,235	15,120,000	2,016,000	2,535,424
10	May 19, 2021 23:02	5,357	41,549,178	15,127,000	2,016,000	2,437,120
11	May 19, 2021 23:03	5,358	43,715,279	15,129,000	2,017,000	2,535,424
12	May 19, 2021 23:02	5,359	42,719,193	15,132,000	2,017,000	2,535,424
13	May 19, 2021 23:03	5,363	42,591,856	15,143,000	2,019,000	2,531,328
14	May 19, 2021 23:03	5,363	42,107,269	15,144,000	2,019,000	2,445,312
15	May 19, 2021 23:03	5,364	39,085,687	15,147,000	2,019,000	2,441,216
16	May 19, 2021 23:03	5,364	38,035,260	15,145,000	2,019,000	2,445,312
17	May 19, 2021 23:03	5,366	39,869,684	15,152,000	2,020,000	2,437,120
18	May 19, 2021 23:02	5,367	46,822,878	15,153,000	2,020,000	2,441,216
19	May 19, 2021 23:03	5,370	39,640,464	15,164,000	2,021,000	2,449,408
20	May 19, 2021 23:03	5,372	39,401,090	15,168,000	2,022,000	2,535,424
21	May 19, 2021 23:02	5,372	31,834,250	15,168,000	2,022,000	2,535,424
22	May 19, 2021 23:02	5,373	45,299,143	15,170,000	2,022,000	2,445,312
23	May 19, 2021 23:03	5,374	44,003,181	15,174,000	2,023,000	2,535,424
24	May 19, 2021 23:03	5,374	39,470,590	16,187,000	1,011,000	2,273,280
25	May 19, 2021 23:02	5,374	36,083,941	15,175,000	2,023,000	2,437,120
26	May 19, 2021 23:03	5,374	34,766,652	15,174,000	2,023,000	2,437,120
27	May 19, 2021 23:03	5,386	33,957,224	15,207,000	2,027,000	2,273,280
28	May 19, 2021 23:03	5,555	89,062,849	17,775,942	0	2,195,456
29	May 19, 2021 23:03	5,559	84,908,995	17,787,762	0	2,199,552
30	May 19, 2021 23:03	5,579	68,880,920	17,853,618	0	2,203,648
31	May 19, 2021 23:02	5,582	88,550,199	17,863,737	0	2,203,648
32	May 19, 2021 23:02	5,588	97,876,222	17,881,116	0	2,191,360
33	May 19, 2021 23:02	5,596	83,353,702	17,908,092	0	2,203,648
34	May 19, 2021 23:03	5,597	92,679,570	17,911,714	0	2,207,744
35	May 19, 2021 23:03	5,604	73,773,071	17,932,088	0	2,203,648
36	May 19, 2021 23:03	5,604	96,117,526	17,932,019	0	2,199,552
37	May 19, 2021 23:03	5,611	56,853,655	17,956,769	0	2,207,744
38	May 19, 2021 23:02	5,622	83,584,309	17,991,652	0	2,191,360
39	May 19, 2021 23:03	5,646	99,911,433	18,066,502	0	2,207,744
40	May 19, 2021 23:03	5,650	71,104,288	18,078,977	0	2,199,552
41	May 19, 2021 23:03	5,653	83,798,512	18,088,885	0	2,199,552
42	May 19, 2021 23:02	5,660	83,551,707	18,110,897	0	2,203,648
43	May 19, 2021 23:02	5,666	57,569,221	18,129,614	0	2,195,456
44	May 19, 2021 23:03	5,670	78,628,101	18,142,833	0	2,207,744
45	May 19, 2021 23:03	5,676	73,037,495	18,162,793	0	2,199,552

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