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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matsuoka-601

Score: 4,651

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jun 2, 2024 10:24	4,606	30,269,787	13,686,000	1,052,000	2,285,568
2	Jun 2, 2024 10:23	4,613	30,430,356	13,709,000	1,054,000	2,408,448
3	Jun 2, 2024 10:24	4,633	31,460,617	13,836,000	988,000	2,285,568
4	Jun 2, 2024 10:23	4,635	32,050,384	12,855,000	1,977,000	2,285,568
5	Jun 2, 2024 10:23	4,643	32,425,586	14,856,000	0	2,404,352
6	Jun 2, 2024 10:24	4,643	39,490,325	12,878,000	1,981,000	2,285,568
7	Jun 2, 2024 10:23	4,644	36,901,891	13,872,000	990,000	2,408,448
8	Jun 2, 2024 10:24	4,645	36,295,832	13,874,000	991,000	2,404,352
9	Jun 2, 2024 10:23	4,645	35,996,777	13,873,000	990,000	2,408,448
10	Jun 2, 2024 10:24	4,646	31,636,247	13,877,000	991,000	2,281,472
11	Jun 2, 2024 10:24	4,647	32,401,600	14,870,000	0	2,285,568
12	Jun 2, 2024 10:23	4,647	40,872,357	12,887,000	1,982,000	2,408,448
13	Jun 2, 2024 10:24	4,647	35,587,518	12,888,000	1,982,000	2,285,568
14	Jun 2, 2024 10:23	4,647	32,486,490	13,878,000	991,000	2,400,256
15	Jun 2, 2024 10:23	4,648	30,622,597	14,875,000	0	2,400,256
16	Jun 2, 2024 10:23	4,648	41,123,034	13,881,000	991,000	2,285,568
17	Jun 2, 2024 10:23	4,648	42,125,911	12,890,000	1,983,000	2,285,568
18	Jun 2, 2024 10:23	4,648	40,196,681	13,882,000	991,000	2,285,568
19	Jun 2, 2024 10:23	4,648	30,609,949	12,892,000	1,983,000	2,400,256
20	Jun 2, 2024 10:23	4,648	30,612,927	13,883,000	991,000	2,285,568
21	Jun 2, 2024 10:23	4,648	38,252,050	13,881,000	991,000	2,510,848
22	Jun 2, 2024 10:23	4,648	33,932,627	14,875,000	0	2,408,448
23	Jun 2, 2024 10:23	4,648	32,868,748	12,891,000	1,983,000	2,285,568
24	Jun 2, 2024 10:23	4,649	30,686,483	12,893,000	1,983,000	2,285,568
25	Jun 2, 2024 10:24	4,649	41,734,566	12,894,000	1,983,000	2,285,568
26	Jun 2, 2024 10:23	4,650	33,299,284	13,889,000	992,000	2,285,568
27	Jun 2, 2024 10:23	4,650	29,997,510	12,896,000	1,984,000	2,404,352
28	Jun 2, 2024 10:24	4,650	32,328,457	13,888,000	992,000	2,404,352
29	Jun 2, 2024 10:23	4,650	30,235,722	12,897,000	1,984,000	2,285,568
30	Jun 2, 2024 10:24	4,650	44,466,037	13,888,000	992,000	2,285,568
31	Jun 2, 2024 10:24	4,650	33,187,288	13,888,000	992,000	2,396,160
32	Jun 2, 2024 10:23	4,651	31,947,422	13,891,000	992,000	2,408,448
33	Jun 2, 2024 10:24	4,651	30,424,265	12,898,000	1,984,000	2,404,352
34	Jun 2, 2024 10:24	4,651	32,079,984	13,892,000	992,000	2,404,352
35	Jun 2, 2024 10:23	4,651	34,395,357	13,892,000	992,000	2,404,352
36	Jun 2, 2024 10:23	4,651	35,498,905	13,891,000	992,000	2,285,568
37	Jun 2, 2024 10:23	4,651	30,037,510	13,892,000	992,000	2,281,472
38	Jun 2, 2024 10:24	4,651	43,279,342	12,898,000	1,984,000	2,285,568
39	Jun 2, 2024 10:24	4,651	33,985,742	14,884,000	0	2,285,568
40	Jun 2, 2024 10:24	4,653	49,974,071	12,904,000	1,985,000	2,285,568
41	Jun 2, 2024 10:24	4,653	32,298,950	12,903,000	1,985,000	2,396,160
42	Jun 2, 2024 10:24	4,653	37,830,587	12,903,000	1,985,000	2,285,568
43	Jun 2, 2024 10:23	4,653	40,098,301	12,905,000	1,985,000	2,404,352
44	Jun 2, 2024 10:24	4,654	31,841,349	12,907,000	1,985,000	2,281,472
45	Jun 2, 2024 10:24	4,655	37,314,004	12,910,000	1,986,000	2,408,448
46	Jun 2, 2024 10:24	4,655	40,878,471	13,902,000	993,000	2,285,568
47	Jun 2, 2024 10:24	4,656	30,353,808	13,906,000	993,000	2,285,568
48	Jun 2, 2024 10:23	4,657	34,968,333	13,910,000	993,000	2,408,448
49	Jun 2, 2024 10:24	4,658	31,099,898	12,919,000	1,987,000	2,285,568
50	Jun 2, 2024 10:24	4,660	31,458,311	13,918,000	994,000	2,285,568
51	Jun 2, 2024 10:23	4,667	32,028,708	13,940,000	995,000	2,285,568
52	Jun 2, 2024 10:24	4,673	35,893,328	13,957,000	996,000	2,408,448
53	Jun 2, 2024 10:24	4,676	41,762,737	13,967,000	997,000	2,285,568
54	Jun 2, 2024 10:24	4,682	30,249,770	12,986,000	1,997,000	2,404,352
55	Jun 2, 2024 10:24	4,860	73,161,904	15,551,761	0	2,301,952
56	Jun 2, 2024 10:23	4,872	63,427,916	15,589,087	0	2,301,952
57	Jun 2, 2024 10:23	4,872	60,697,254	15,591,658	0	2,179,072
58	Jun 2, 2024 10:23	4,876	100,218,741	15,603,579	0	2,297,856
59	Jun 2, 2024 10:24	4,877	92,800,211	15,606,243	0	2,297,856
60	Jun 2, 2024 10:23	4,878	80,635,569	15,608,930	0	2,301,952
61	Jun 2, 2024 10:24	4,880	93,539,501	15,616,237	0	2,179,072
62	Jun 2, 2024 10:24	4,881	82,731,842	15,619,679	0	2,301,952
63	Jun 2, 2024 10:24	4,881	86,877,005	15,618,025	0	2,174,976
64	Jun 2, 2024 10:24	4,884	94,018,976	15,627,286	0	2,301,952
65	Jun 2, 2024 10:23	4,885	90,056,975	15,633,034	0	2,174,976
66	Jun 2, 2024 10:24	4,888	81,337,644	15,641,208	0	2,301,952
67	Jun 2, 2024 10:23	4,892	76,424,428	15,654,136	0	2,297,856
68	Jun 2, 2024 10:23	4,894	94,068,342	15,661,441	0	2,179,072
69	Jun 2, 2024 10:24	4,901	85,226,679	15,684,535	0	2,301,952
70	Jun 2, 2024 10:24	4,902	94,672,020	15,685,380	0	2,301,952
71	Jun 2, 2024 10:23	4,904	100,567,028	15,692,708	0	2,297,856
72	Jun 2, 2024 10:23	4,909	94,334,489	15,709,533	0	2,297,856

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