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 14, 2021 21:11

Yuriy Lyfenko

Score: 5,598

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 14, 2021 21:11	5,576	47,931,355	15,862,000	1,982,000	2,523,136
2	May 14, 2021 21:11	5,579	42,236,261	16,863,000	991,000	2,396,160
3	May 14, 2021 21:11	5,584	37,166,039	17,868,000	0	2,523,136
4	May 14, 2021 21:11	5,584	45,866,676	15,883,000	1,985,000	2,387,968
5	May 14, 2021 21:11	5,584	33,719,875	16,877,000	992,000	2,392,064
6	May 14, 2021 21:11	5,586	43,134,658	16,883,000	993,000	2,392,064
7	May 14, 2021 21:11	5,586	39,383,636	15,889,000	1,986,000	2,260,992
8	May 14, 2021 21:11	5,586	46,861,491	15,889,000	1,986,000	2,523,136
9	May 14, 2021 21:11	5,587	44,659,780	16,886,000	993,000	2,260,992
10	May 14, 2021 21:11	5,587	37,888,422	14,899,000	2,979,000	2,383,872
11	May 14, 2021 21:11	5,587	44,984,219	16,885,000	993,000	2,523,136
12	May 14, 2021 21:11	5,588	44,655,417	16,889,000	993,000	2,260,992
13	May 14, 2021 21:11	5,588	43,372,616	16,889,000	993,000	2,506,752
14	May 14, 2021 21:11	5,588	41,619,700	15,895,000	1,986,000	2,523,136
15	May 14, 2021 21:11	5,588	43,649,194	15,894,000	1,986,000	2,265,088
16	May 14, 2021 21:11	5,588	44,915,313	15,895,000	1,986,000	2,392,064
17	May 14, 2021 21:11	5,588	35,065,021	15,896,000	1,987,000	2,396,160
18	May 14, 2021 21:11	5,589	44,630,723	16,891,000	993,000	2,523,136
19	May 14, 2021 21:11	5,589	45,926,224	15,898,000	1,987,000	2,265,088
20	May 14, 2021 21:11	5,590	45,466,610	15,902,000	1,987,000	2,523,136
21	May 14, 2021 21:11	5,590	46,500,514	14,908,000	2,981,000	2,260,992
22	May 14, 2021 21:11	5,591	47,191,613	15,904,000	1,988,000	2,260,992
23	May 14, 2021 21:11	5,591	42,194,408	14,909,000	2,981,000	2,527,232
24	May 14, 2021 21:11	5,591	35,949,719	14,910,000	2,982,000	2,396,160
25	May 14, 2021 21:11	5,593	47,759,300	15,909,000	1,988,000	2,523,136
26	May 14, 2021 21:11	5,593	44,986,525	15,908,000	1,988,000	2,260,992
27	May 14, 2021 21:11	5,594	40,825,640	14,919,000	2,983,000	2,260,992
28	May 14, 2021 21:11	5,594	44,568,080	14,917,000	2,983,000	2,260,992
29	May 14, 2021 21:11	5,594	43,846,557	14,917,000	2,983,000	2,260,992
30	May 14, 2021 21:11	5,597	48,349,329	15,920,000	1,990,000	2,387,968
31	May 14, 2021 21:11	5,598	41,300,519	16,917,000	995,000	2,506,752
32	May 14, 2021 21:11	5,598	42,645,208	16,917,000	995,000	2,506,752
33	May 14, 2021 21:11	5,598	48,929,623	15,924,000	1,990,000	2,523,136
34	May 14, 2021 21:11	5,599	43,531,449	14,932,000	2,986,000	2,383,872
35	May 14, 2021 21:11	5,600	47,563,423	16,925,000	995,000	2,400,256
36	May 14, 2021 21:11	5,602	47,769,397	16,930,000	995,000	2,387,968
37	May 14, 2021 21:11	5,603	43,957,432	15,938,000	1,992,000	2,523,136
38	May 14, 2021 21:11	5,605	35,338,335	16,941,000	996,000	2,523,136
39	May 14, 2021 21:11	5,607	33,960,132	16,946,000	996,000	2,260,992
40	May 14, 2021 21:11	5,608	39,251,104	15,952,000	1,994,000	2,383,872
41	May 14, 2021 21:11	5,609	46,165,259	15,956,000	1,994,000	2,523,136
42	May 14, 2021 21:11	5,611	43,981,125	16,957,000	997,000	2,392,064
43	May 14, 2021 21:11	5,614	46,249,095	14,972,000	2,994,000	2,260,992
44	May 14, 2021 21:11	5,649	44,601,794	16,070,000	2,008,000	2,400,256
45	May 14, 2021 21:11	5,710	39,675,275	18,273,000	0	2,379,776
46	May 14, 2021 21:11	5,713	86,530,901	18,280,207	0	2,277,376
47	May 14, 2021 21:11	5,740	79,477,354	18,366,664	0	2,273,280
48	May 14, 2021 21:11	5,750	87,853,254	18,400,058	0	2,281,472
49	May 14, 2021 21:11	5,750	77,043,928	18,400,302	0	2,285,568
50	May 14, 2021 21:11	5,772	64,837,875	18,470,641	0	2,281,472
51	May 14, 2021 21:11	5,774	87,692,219	18,476,420	0	2,281,472
52	May 14, 2021 21:11	5,779	77,388,938	18,493,189	0	2,277,376
53	May 14, 2021 21:11	5,780	81,821,648	18,495,782	0	2,273,280
54	May 14, 2021 21:11	5,785	60,026,957	18,512,599	0	2,289,664
55	May 14, 2021 21:11	5,791	84,802,116	18,531,583	0	2,281,472
56	May 14, 2021 21:11	5,792	86,035,279	18,535,117	0	2,289,664
57	May 14, 2021 21:11	5,802	66,504,747	18,567,180	0	2,273,280
58	May 14, 2021 21:11	5,813	59,436,175	18,600,067	0	2,273,280
59	May 14, 2021 21:11	5,821	89,273,661	18,626,426	0	2,289,664
60	May 14, 2021 21:11	5,828	71,359,188	18,649,844	0	2,273,280

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