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.

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zielaj

Score: 4,339

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Aug 8, 2024 03:35	4,326	29,718,671	11,867,000	1,977,000	2,273,280
2	Aug 8, 2024 03:35	4,334	37,058,543	11,888,000	1,981,000	2,273,280
3	Aug 8, 2024 03:35	4,334	31,167,474	11,889,000	1,981,000	2,273,280
4	Aug 8, 2024 03:24	4,334	34,485,092	12,880,000	990,000	2,535,424
5	Aug 8, 2024 03:24	4,334	25,897,530	11,887,000	1,981,000	2,453,504
6	Aug 8, 2024 03:40	4,334	31,729,300	12,878,000	990,000	2,535,424
7	Aug 8, 2024 03:35	4,335	33,167,900	11,890,000	1,981,000	2,449,408
8	Aug 8, 2024 03:24	4,335	31,759,423	11,891,000	1,981,000	2,535,424
9	Aug 8, 2024 03:35	4,336	26,284,034	11,894,000	1,982,000	2,535,424
10	Aug 8, 2024 03:40	4,336	28,903,969	11,894,000	1,982,000	2,449,408
11	Aug 8, 2024 03:40	4,337	31,749,937	11,896,000	1,982,000	2,273,280
12	Aug 8, 2024 03:40	4,337	28,830,805	11,895,000	1,982,000	2,273,280
13	Aug 8, 2024 03:24	4,337	32,655,547	11,895,000	1,982,000	2,535,424
14	Aug 8, 2024 03:24	4,337	31,628,194	11,896,000	1,982,000	2,441,216
15	Aug 8, 2024 03:40	4,338	28,098,848	11,898,000	1,983,000	2,535,424
16	Aug 8, 2024 03:40	4,338	36,291,648	11,899,000	1,983,000	2,535,424
17	Aug 8, 2024 03:40	4,338	33,737,660	11,899,000	1,983,000	2,441,216
18	Aug 8, 2024 03:24	4,338	29,828,439	11,900,000	1,983,000	2,535,424
19	Aug 8, 2024 03:24	4,338	30,668,197	12,892,000	991,000	2,273,280
20	Aug 8, 2024 03:24	4,338	35,586,651	12,889,000	991,000	2,449,408
21	Aug 8, 2024 03:35	4,338	27,174,273	11,900,000	1,983,000	2,449,408
22	Aug 8, 2024 03:35	4,338	33,960,977	11,898,000	1,983,000	2,273,280
23	Aug 8, 2024 03:35	4,339	32,605,443	12,895,000	991,000	2,445,312
24	Aug 8, 2024 03:24	4,339	29,449,755	11,901,000	1,983,000	2,445,312
25	Aug 8, 2024 03:40	4,339	35,276,961	11,901,000	1,983,000	2,441,216
26	Aug 8, 2024 03:35	4,341	41,867,279	11,907,000	1,984,000	2,535,424
27	Aug 8, 2024 03:40	4,341	27,706,468	11,907,000	1,984,000	2,445,312
28	Aug 8, 2024 03:40	4,426	30,617,503	12,141,000	2,023,000	2,445,312
29	Aug 8, 2024 03:40	4,431	28,096,815	12,153,000	2,025,000	2,445,312
30	Aug 8, 2024 03:40	4,463	30,559,122	13,263,000	1,020,000	2,453,504
31	Aug 8, 2024 03:40	4,467	32,090,006	13,273,000	1,021,000	2,273,280
32	Aug 8, 2024 03:40	4,471	32,637,594	13,285,000	1,021,000	2,535,424
33	Aug 8, 2024 03:40	4,473	31,619,112	13,293,000	1,022,000	2,273,280
34	Aug 8, 2024 03:40	4,477	35,841,518	13,302,000	1,023,000	2,449,408
35	Aug 8, 2024 03:40	4,495	31,109,134	13,358,000	1,027,000	2,535,424
36	Aug 8, 2024 03:40	4,513	37,764,426	14,440,000	0	2,449,408
37	Aug 8, 2024 03:35	4,574	79,498,377	14,636,833	0	2,203,648
38	Aug 8, 2024 03:35	4,575	90,902,425	14,641,228	0	2,195,456
39	Aug 8, 2024 03:24	4,576	70,129,769	14,644,113	0	2,334,720
40	Aug 8, 2024 03:40	4,579	52,524,761	14,651,233	0	2,191,360
41	Aug 8, 2024 03:40	4,587	83,917,824	14,679,788	0	2,338,816
42	Aug 8, 2024 03:24	4,591	77,432,753	14,690,745	0	2,326,528
43	Aug 8, 2024 03:35	4,594	92,894,068	14,702,206	0	2,330,624
44	Aug 8, 2024 03:40	4,594	87,229,651	14,700,438	0	2,326,528
45	Aug 8, 2024 03:24	4,604	84,748,765	14,734,288	0	2,322,432
46	Aug 8, 2024 03:40	4,724	78,928,683	15,115,927	0	2,326,528
47	Aug 8, 2024 03:40	4,735	74,692,468	15,150,766	0	2,330,624
48	Aug 8, 2024 03:40	4,739	82,636,428	15,165,228	0	2,195,456

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