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: 4,672

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Aug 7, 2024 00:04	4,643	35,443,832	12,876,000	1,981,000	2,523,136
2	Aug 6, 2024 23:44	4,646	32,451,459	12,884,000	1,982,000	2,289,664
3	Aug 6, 2024 23:44	4,646	36,662,590	13,875,000	991,000	2,289,664
4	Aug 6, 2024 23:46	4,646	36,273,523	13,875,000	991,000	2,289,664
5	Aug 7, 2024 00:04	4,648	36,579,097	12,889,000	1,983,000	2,277,376
6	Aug 6, 2024 23:46	4,648	35,960,444	13,882,000	991,000	2,289,664
7	Aug 7, 2024 00:04	4,649	34,393,516	12,895,000	1,983,000	2,527,232
8	Aug 7, 2024 00:04	4,649	32,901,473	13,886,000	991,000	2,289,664
9	Aug 6, 2024 23:46	4,649	39,445,453	12,895,000	1,983,000	2,289,664
10	Aug 7, 2024 00:04	4,651	32,340,233	12,899,000	1,984,000	2,289,664
11	Aug 6, 2024 23:44	4,652	42,315,025	12,901,000	1,984,000	2,277,376
12	Aug 6, 2024 23:46	4,652	42,044,285	12,902,000	1,985,000	2,277,376
13	Aug 6, 2024 23:46	4,653	43,269,826	13,899,000	992,000	2,289,664
14	Aug 7, 2024 00:04	4,653	29,986,038	13,897,000	992,000	2,277,376
15	Aug 6, 2024 23:46	4,659	37,962,821	13,845,000	1,065,000	2,281,472
16	Aug 6, 2024 23:46	4,659	33,903,278	12,922,000	1,988,000	2,269,184
17	Aug 6, 2024 23:46	4,661	29,938,816	12,926,000	1,988,000	2,289,664
18	Aug 7, 2024 00:04	4,661	40,065,282	12,927,000	1,988,000	2,289,664
19	Aug 6, 2024 23:46	4,664	31,983,124	13,859,000	1,066,000	2,273,280
20	Aug 7, 2024 00:04	4,665	37,538,818	12,938,000	1,990,000	2,277,376
21	Aug 6, 2024 23:44	4,665	42,676,475	12,937,000	1,990,000	2,289,664
22	Aug 6, 2024 23:44	4,666	39,685,769	12,941,000	1,990,000	2,273,280
23	Aug 6, 2024 23:44	4,667	32,885,648	12,944,000	1,991,000	2,289,664
24	Aug 7, 2024 00:04	4,670	40,500,157	13,949,000	996,000	2,289,664
25	Aug 6, 2024 23:44	4,672	50,942,197	12,956,000	1,993,000	2,363,392
26	Aug 6, 2024 23:44	4,693	38,102,431	13,017,000	2,002,000	2,269,184
27	Aug 6, 2024 23:44	4,707	44,331,620	13,053,000	2,008,000	2,289,664
28	Aug 7, 2024 00:04	4,708	37,464,394	13,057,000	2,008,000	2,531,328
29	Aug 7, 2024 00:04	4,710	36,535,436	13,064,000	2,009,000	2,285,568
30	Aug 7, 2024 00:04	4,730	34,283,666	13,118,000	2,018,000	2,269,184
31	Aug 7, 2024 00:04	4,733	31,482,489	13,126,000	2,019,000	2,269,184
32	Aug 7, 2024 00:04	4,736	34,776,293	13,134,000	2,020,000	2,285,568
33	Aug 7, 2024 00:04	4,752	32,631,848	13,180,000	2,027,000	2,289,664
34	Aug 7, 2024 00:04	4,753	38,795,721	13,182,000	2,028,000	2,265,088
35	Aug 7, 2024 00:04	4,755	32,126,112	13,187,000	2,028,000	2,269,184
36	Aug 7, 2024 00:04	4,755	31,743,135	14,203,000	1,014,000	2,289,664
37	Aug 6, 2024 23:46	4,847	112,255,372	15,509,043	0	2,306,048
38	Aug 6, 2024 23:46	4,860	82,117,661	15,552,194	0	2,191,360
39	Aug 7, 2024 00:04	4,866	101,346,457	15,572,430	0	2,183,168
40	Aug 7, 2024 00:04	4,869	85,944,415	15,580,742	0	2,179,072
41	Aug 6, 2024 23:44	4,880	78,965,485	15,617,266	0	2,306,048
42	Aug 6, 2024 23:44	4,882	79,851,363	15,621,342	0	2,301,952
43	Aug 7, 2024 00:04	4,891	87,378,180	15,651,399	0	2,174,976
44	Aug 6, 2024 23:46	4,894	95,261,098	15,660,987	0	2,297,856
45	Aug 6, 2024 23:44	4,917	105,287,998	15,733,752	0	2,179,072
46	Aug 7, 2024 00:04	4,945	81,272,807	15,824,277	0	2,301,952
47	Aug 7, 2024 00:04	4,956	101,994,298	15,858,760	0	2,179,072
48	Aug 7, 2024 00:04	4,962	85,100,162	15,877,668	0	2,183,168

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