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 listMay 11, 2021 20:59

Yuriy Lyfenko

Score: 5,586

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 11, 2021 20:45	5,531	47,277,966	16,657,000	1,041,000	2,387,968
2	May 11, 2021 20:59	5,535	48,056,652	16,671,000	1,041,000	2,260,992
3	May 11, 2021 20:59	5,536	47,407,362	17,715,000	0	2,523,136
4	May 11, 2021 20:59	5,537	47,314,429	17,718,000	0	2,260,992
5	May 11, 2021 20:46	5,539	42,027,058	16,682,000	1,042,000	2,392,064
6	May 11, 2021 20:59	5,539	45,821,476	16,683,000	1,042,000	2,392,064
7	May 11, 2021 20:59	5,540	44,766,816	17,729,000	0	2,260,992
8	May 11, 2021 20:59	5,540	35,620,756	14,599,000	3,128,000	2,523,136
9	May 11, 2021 20:45	5,542	46,169,546	16,691,000	1,043,000	2,260,992
10	May 11, 2021 20:59	5,543	43,342,506	15,652,000	2,086,000	2,400,256
11	May 11, 2021 20:59	5,544	44,147,631	16,699,000	1,043,000	2,523,136
12	May 11, 2021 20:45	5,545	45,654,698	16,700,000	1,043,000	2,523,136
13	May 11, 2021 20:59	5,549	45,467,435	16,712,000	1,044,000	2,396,160
14	May 11, 2021 20:45	5,560	43,555,266	16,747,000	1,046,000	2,396,160
15	May 11, 2021 20:59	5,573	44,589,325	15,852,000	1,981,000	2,523,136
16	May 11, 2021 20:59	5,575	42,276,324	15,859,000	1,982,000	2,392,064
17	May 11, 2021 20:46	5,575	34,472,147	16,849,000	991,000	2,400,256
18	May 11, 2021 20:59	5,576	44,663,253	15,862,000	1,982,000	2,392,064
19	May 11, 2021 20:46	5,578	33,917,786	15,867,000	1,983,000	2,387,968
20	May 11, 2021 20:59	5,578	51,251,931	17,851,000	0	2,523,136
21	May 11, 2021 20:46	5,580	41,870,006	15,873,000	1,984,000	2,387,968
22	May 11, 2021 20:59	5,581	50,003,033	15,874,000	1,984,000	2,523,136
23	May 11, 2021 20:45	5,581	35,658,350	15,875,000	1,984,000	2,260,992
24	May 11, 2021 20:59	5,582	42,929,163	16,869,000	992,000	2,510,848
25	May 11, 2021 20:59	5,582	43,530,586	16,871,000	992,000	2,523,136
26	May 11, 2021 20:59	5,582	44,079,388	15,878,000	1,984,000	2,519,040
27	May 11, 2021 20:59	5,583	43,753,542	17,865,000	0	2,523,136
28	May 11, 2021 20:59	5,583	48,140,171	17,865,000	0	2,523,136
29	May 11, 2021 20:59	5,583	49,584,697	15,880,000	1,985,000	2,260,992
30	May 11, 2021 20:59	5,584	44,307,644	17,869,000	0	2,260,992
31	May 11, 2021 20:59	5,584	41,198,658	15,884,000	1,985,000	2,387,968
32	May 11, 2021 20:59	5,584	45,888,173	16,878,000	992,000	2,260,992
33	May 11, 2021 20:46	5,584	46,895,337	17,869,000	0	2,404,352
34	May 11, 2021 20:46	5,584	46,810,048	15,885,000	1,985,000	2,392,064
35	May 11, 2021 20:59	5,585	43,663,637	15,887,000	1,985,000	2,396,160
36	May 11, 2021 20:59	5,586	49,507,805	15,889,000	1,986,000	2,523,136
37	May 11, 2021 20:46	5,586	47,189,456	15,889,000	1,986,000	2,396,160
38	May 11, 2021 20:45	5,586	46,090,649	15,889,000	1,986,000	2,523,136
39	May 11, 2021 20:59	5,587	46,605,704	15,893,000	1,986,000	2,523,136
40	May 11, 2021 20:59	5,587	48,377,790	17,878,000	0	2,400,256
41	May 11, 2021 20:59	5,587	43,209,641	16,886,000	993,000	2,392,064
42	May 11, 2021 20:59	5,587	45,841,165	16,884,000	993,000	2,387,968
43	May 11, 2021 20:59	5,587	44,033,772	16,886,000	993,000	2,379,776
44	May 11, 2021 20:59	5,587	35,086,532	14,899,000	2,979,000	2,387,968
45	May 11, 2021 20:46	5,587	46,253,439	15,893,000	1,986,000	2,396,160
46	May 11, 2021 20:59	5,588	40,256,433	16,887,000	993,000	2,392,064
47	May 11, 2021 20:59	5,588	45,747,183	14,900,000	2,980,000	2,387,968
48	May 11, 2021 20:46	5,589	45,765,933	15,898,000	1,987,000	2,523,136
49	May 11, 2021 20:45	5,590	50,133,339	17,888,000	0	2,260,992
50	May 11, 2021 20:45	5,590	43,591,437	16,896,000	993,000	2,392,064
51	May 11, 2021 20:45	5,591	50,215,128	16,898,000	994,000	2,510,848
52	May 11, 2021 20:59	5,593	44,859,920	15,910,000	1,988,000	2,523,136
53	May 11, 2021 20:59	5,595	40,941,267	15,915,000	1,989,000	2,392,064
54	May 11, 2021 20:59	5,595	44,052,452	15,915,000	1,989,000	2,523,136
55	May 11, 2021 20:45	5,735	80,553,426	18,352,246	0	2,269,184
56	May 11, 2021 20:59	5,739	77,344,717	18,363,539	0	2,269,184
57	May 11, 2021 20:59	5,742	81,533,651	18,373,589	0	2,277,376
58	May 11, 2021 20:59	5,751	88,154,276	18,404,304	0	2,281,472
59	May 11, 2021 20:59	5,752	95,955,800	18,406,728	0	2,281,472
60	May 11, 2021 20:59	5,760	82,516,400	18,431,314	0	2,277,376
61	May 11, 2021 20:46	5,763	79,860,910	18,440,423	0	2,285,568
62	May 11, 2021 20:46	5,765	97,800,120	18,448,027	0	2,289,664
63	May 11, 2021 20:59	5,765	71,549,786	18,448,767	0	2,281,472
64	May 11, 2021 20:45	5,777	88,594,781	18,485,842	0	2,281,472
65	May 11, 2021 20:59	5,778	63,427,972	18,490,670	0	2,281,472
66	May 11, 2021 20:46	5,783	81,710,814	18,504,291	0	2,269,184
67	May 11, 2021 20:45	5,784	64,469,015	18,509,603	0	2,273,280
68	May 11, 2021 20:59	5,785	55,514,008	18,512,142	0	2,277,376
69	May 11, 2021 20:59	5,786	62,855,273	18,516,201	0	2,281,472
70	May 11, 2021 20:59	5,787	75,233,375	18,516,852	0	2,269,184
71	May 11, 2021 20:59	5,790	55,892,575	18,529,289	0	2,277,376
72	May 11, 2021 20:59	5,801	82,587,244	18,563,234	0	2,273,280

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