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: 4,335

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Aug 9, 2024 23:05	4,265	34,110,325	12,599,000	1,049,000	2,445,312
2	Aug 9, 2024 23:05	4,267	32,429,321	12,604,000	1,050,000	2,273,280
3	Aug 9, 2024 22:53	4,271	40,184,144	12,616,000	1,051,000	2,535,424
4	Aug 9, 2024 22:53	4,273	39,728,311	12,622,000	1,051,000	2,273,280
5	Aug 9, 2024 22:50	4,274	34,791,951	13,677,000	0	2,449,408
6	Aug 9, 2024 22:50	4,275	33,169,483	12,629,000	1,052,000	2,535,424
7	Aug 9, 2024 22:53	4,276	29,940,832	12,630,000	1,052,000	2,273,280
8	Aug 9, 2024 22:53	4,276	28,395,045	12,631,000	1,052,000	2,453,504
9	Aug 9, 2024 23:05	4,276	32,596,776	12,632,000	1,052,000	2,273,280
10	Aug 9, 2024 22:50	4,278	34,159,140	12,637,000	1,053,000	2,273,280
11	Aug 9, 2024 23:05	4,281	30,817,453	12,646,000	1,053,000	2,535,424
12	Aug 9, 2024 22:50	4,282	27,481,440	12,648,000	1,054,000	2,273,280
13	Aug 9, 2024 23:05	4,284	30,306,555	12,654,000	1,054,000	2,441,216
14	Aug 9, 2024 22:50	4,284	34,279,606	12,654,000	1,054,000	2,457,600
15	Aug 9, 2024 23:05	4,284	31,129,008	12,656,000	1,054,000	2,453,504
16	Aug 9, 2024 22:53	4,285	28,651,882	12,657,000	1,054,000	2,445,312
17	Aug 9, 2024 22:50	4,285	28,612,295	12,659,000	1,054,000	2,441,216
18	Aug 9, 2024 22:53	4,286	36,548,533	12,661,000	1,055,000	2,453,504
19	Aug 9, 2024 22:50	4,288	30,833,840	12,666,000	1,055,000	2,273,280
20	Aug 9, 2024 22:50	4,289	42,027,732	12,670,000	1,055,000	2,445,312
21	Aug 9, 2024 23:05	4,292	31,702,570	12,677,000	1,056,000	2,535,424
22	Aug 9, 2024 23:06	4,294	32,161,912	12,685,000	1,057,000	2,449,408
23	Aug 9, 2024 22:53	4,323	30,732,452	13,833,000	0	2,445,312
24	Aug 9, 2024 22:53	4,326	25,986,730	12,855,000	988,000	2,445,312
25	Aug 9, 2024 23:06	4,335	28,992,961	11,890,000	1,981,000	2,441,216
26	Aug 9, 2024 23:05	4,337	35,663,076	12,886,000	991,000	2,453,504
27	Aug 9, 2024 22:50	4,337	33,457,219	11,897,000	1,982,000	2,273,280
28	Aug 9, 2024 23:06	4,338	29,056,858	12,892,000	991,000	2,449,408
29	Aug 9, 2024 23:06	4,338	38,729,460	11,900,000	1,983,000	2,441,216
30	Aug 9, 2024 23:06	4,338	27,022,765	11,898,000	1,983,000	2,531,328
31	Aug 9, 2024 23:06	4,338	27,896,677	11,898,000	1,983,000	2,453,504
32	Aug 9, 2024 22:53	4,339	28,752,784	11,901,000	1,983,000	2,535,424
33	Aug 9, 2024 23:06	4,340	33,565,331	11,904,000	1,984,000	2,445,312
34	Aug 9, 2024 23:06	4,341	27,993,170	12,898,000	992,000	2,273,280
35	Aug 9, 2024 23:05	4,342	32,307,324	11,910,000	1,985,000	2,453,504
36	Aug 9, 2024 23:06	4,357	33,245,728	12,947,000	995,000	2,535,424
37	Aug 9, 2024 22:53	4,550	80,689,932	14,559,273	0	2,338,816
38	Aug 9, 2024 22:50	4,553	81,783,920	14,569,781	0	2,207,744
39	Aug 9, 2024 23:05	4,555	88,140,496	14,575,348	0	2,199,552
40	Aug 9, 2024 22:53	4,558	89,986,874	14,585,618	0	2,326,528
41	Aug 9, 2024 22:50	4,561	82,263,582	14,594,327	0	2,195,456
42	Aug 9, 2024 23:05	4,563	69,481,690	14,600,672	0	2,338,816
43	Aug 9, 2024 23:05	4,565	75,342,595	14,607,382	0	2,322,432
44	Aug 9, 2024 22:53	4,583	79,146,013	14,664,311	0	2,203,648
45	Aug 9, 2024 23:06	4,586	81,505,774	14,673,708	0	2,195,456
46	Aug 9, 2024 23:06	4,592	86,241,287	14,694,599	0	2,322,432
47	Aug 9, 2024 22:50	4,593	97,222,137	14,697,202	0	2,203,648
48	Aug 9, 2024 23:06	4,620	73,702,559	14,782,852	0	2,199,552

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