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 3, 2024 19:47

jeffplaisance

Score: 4,396

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Aug 3, 2024 19:47	4,365	38,566,590	12,972,000	997,000	2,498,560
2	Aug 3, 2024 19:47	4,369	34,031,341	12,984,000	998,000	2,498,560
3	Aug 3, 2024 19:47	4,370	35,140,249	12,985,000	998,000	2,277,376
4	Aug 3, 2024 19:47	4,373	37,798,513	12,994,000	999,000	2,277,376
5	Aug 3, 2024 19:47	4,375	36,523,457	13,001,000	1,000,000	2,498,560
6	Aug 3, 2024 19:47	4,378	33,519,965	13,011,000	1,000,000	2,498,560
7	Aug 3, 2024 19:47	4,381	35,864,062	12,016,000	2,002,000	2,277,376
8	Aug 3, 2024 19:47	4,382	31,758,985	13,021,000	1,001,000	2,277,376
9	Aug 3, 2024 19:47	4,383	33,948,647	13,023,000	1,001,000	2,277,376
10	Aug 3, 2024 19:47	4,384	28,462,828	13,027,000	1,002,000	2,498,560
11	Aug 3, 2024 19:47	4,384	26,602,402	13,027,000	1,002,000	2,506,752
12	Aug 3, 2024 19:47	4,384	44,883,815	13,027,000	1,002,000	2,494,464
13	Aug 3, 2024 19:47	4,385	40,910,420	13,030,000	1,002,000	2,277,376
14	Aug 3, 2024 19:47	4,385	29,476,644	13,030,000	1,002,000	2,502,656
15	Aug 3, 2024 19:47	4,388	30,623,383	13,040,000	1,003,000	2,494,464
16	Aug 3, 2024 19:47	4,388	34,427,397	13,040,000	1,003,000	2,498,560
17	Aug 3, 2024 19:47	4,389	30,073,198	13,041,000	1,003,000	2,277,376
18	Aug 3, 2024 19:47	4,389	32,569,665	13,043,000	1,003,000	2,502,656
19	Aug 3, 2024 19:47	4,390	30,160,612	13,044,000	1,003,000	2,494,464
20	Aug 3, 2024 19:47	4,390	31,557,805	13,045,000	1,003,000	2,490,368
21	Aug 3, 2024 19:47	4,391	33,236,564	13,047,000	1,003,000	2,277,376
22	Aug 3, 2024 19:47	4,393	30,126,009	13,054,000	1,004,000	2,277,376
23	Aug 3, 2024 19:47	4,393	31,253,128	13,054,000	1,004,000	2,494,464
24	Aug 3, 2024 19:47	4,395	30,090,987	12,055,000	2,009,000	2,277,376
25	Aug 3, 2024 19:47	4,396	33,556,129	13,063,000	1,004,000	2,277,376
26	Aug 3, 2024 19:47	4,398	37,029,002	13,068,000	1,005,000	2,277,376
27	Aug 3, 2024 19:47	4,398	28,904,376	13,067,000	1,005,000	2,277,376
28	Aug 3, 2024 19:47	4,398	32,956,185	13,068,000	1,005,000	2,277,376
29	Aug 3, 2024 19:47	4,400	29,655,177	13,076,000	1,005,000	2,494,464
30	Aug 3, 2024 19:47	4,404	32,078,507	13,086,000	1,006,000	2,277,376
31	Aug 3, 2024 19:47	4,405	29,089,280	13,089,000	1,006,000	2,498,560
32	Aug 3, 2024 19:47	4,405	29,206,494	13,089,000	1,006,000	2,494,464
33	Aug 3, 2024 19:47	4,409	41,561,749	13,102,000	1,007,000	2,277,376
34	Aug 3, 2024 19:47	4,412	28,464,574	13,109,000	1,008,000	2,277,376
35	Aug 3, 2024 19:47	4,420	34,662,358	12,124,000	2,020,000	2,494,464
36	Aug 3, 2024 19:47	4,421	39,340,543	12,126,000	2,021,000	2,498,560
37	Aug 3, 2024 19:47	4,657	63,334,845	14,902,572	0	2,240,512
38	Aug 3, 2024 19:47	4,659	72,579,603	14,910,368	0	2,248,704
39	Aug 3, 2024 19:47	4,665	75,325,386	14,928,530	0	2,240,512
40	Aug 3, 2024 19:47	4,668	90,187,722	14,936,108	0	2,383,872
41	Aug 3, 2024 19:47	4,669	85,669,996	14,941,783	0	2,240,512
42	Aug 3, 2024 19:47	4,677	76,683,294	14,967,352	0	2,375,680
43	Aug 3, 2024 19:47	4,680	89,178,803	14,974,905	0	2,236,416
44	Aug 3, 2024 19:47	4,682	85,284,181	14,981,755	0	2,375,680
45	Aug 3, 2024 19:47	4,699	64,505,689	15,036,990	0	2,236,416
46	Aug 3, 2024 19:47	4,716	98,448,968	15,092,508	0	2,260,992
47	Aug 3, 2024 19:47	4,723	61,603,849	15,114,179	0	2,236,416
48	Aug 3, 2024 19:47	4,725	86,941,285	15,119,049	0	2,363,392

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