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 listAug 31, 2024 21:40

Yuriy Lyfenko

Score: 4,397

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Aug 31, 2024 21:40	4,360	634,991,039	11,960,000	1,993,000	2,531,328
2	Apr 14, 2026 04:52	4,363	642,819,178	11,967,000	1,994,000	2,535,424
3	Aug 31, 2024 21:40	4,370	633,369,897	11,986,000	1,997,000	2,269,184
4	Aug 31, 2024 21:40	4,376	639,777,562	12,004,000	2,000,000	2,531,328
5	Aug 31, 2024 21:28	4,381	636,147,811	12,017,000	2,002,000	2,273,280
6	Aug 31, 2024 21:40	4,381	633,864,663	12,017,000	2,002,000	2,531,328
7	Aug 31, 2024 21:28	4,383	634,090,547	12,022,000	2,003,000	2,531,328
8	Aug 31, 2024 21:40	4,386	640,369,960	13,033,000	1,002,000	2,535,424
9	Apr 14, 2026 04:52	4,387	634,833,588	12,032,000	2,005,000	2,535,424
10	Aug 31, 2024 21:40	4,387	637,062,089	12,033,000	2,005,000	2,273,280
11	Aug 31, 2024 21:40	4,388	637,430,088	12,037,000	2,006,000	2,531,328
12	Aug 31, 2024 21:40	4,388	633,563,905	12,036,000	2,006,000	2,535,424
13	Apr 14, 2026 04:52	4,389	636,783,016	12,040,000	2,006,000	2,273,280
14	Aug 31, 2024 21:40	4,389	633,304,177	12,039,000	2,006,000	2,535,424
15	Aug 31, 2024 21:40	4,389	636,814,107	12,038,000	2,006,000	2,535,424
16	Aug 31, 2024 21:28	4,389	638,811,293	12,040,000	2,006,000	2,531,328
17	Aug 31, 2024 21:40	4,389	634,823,818	12,038,000	2,006,000	2,535,424
18	Aug 31, 2024 21:40	4,390	636,009,743	12,042,000	2,007,000	2,535,424
19	Aug 31, 2024 21:28	4,390	638,869,131	12,042,000	2,007,000	2,535,424
20	Aug 31, 2024 21:40	4,390	638,087,743	12,042,000	2,007,000	2,535,424
21	Aug 31, 2024 21:40	4,391	643,669,742	12,043,000	2,007,000	2,535,424
22	Aug 31, 2024 21:40	4,393	638,486,131	12,048,000	2,008,000	2,535,424
23	Aug 31, 2024 21:40	4,393	637,350,354	12,049,000	2,008,000	2,535,424
24	Aug 31, 2024 21:40	4,393	634,753,992	12,048,000	2,008,000	2,535,424
25	Aug 31, 2024 21:40	4,393	635,135,061	12,050,000	2,008,000	2,535,424
26	Aug 31, 2024 21:28	4,393	634,313,973	12,051,000	2,008,000	2,273,280
27	Aug 31, 2024 21:40	4,393	633,713,537	12,049,000	2,008,000	2,531,328
28	Aug 31, 2024 21:40	4,394	632,358,229	12,052,000	2,008,000	2,273,280
29	Aug 31, 2024 21:40	4,395	641,672,000	12,056,000	2,009,000	2,449,408
30	Aug 31, 2024 21:40	4,395	635,248,127	12,055,000	2,009,000	2,535,424
31	Aug 31, 2024 21:28	4,396	632,793,547	12,058,000	2,009,000	2,273,280
32	Aug 31, 2024 21:40	4,397	635,006,397	12,060,000	2,010,000	2,273,280
33	Aug 31, 2024 21:40	4,397	635,791,393	12,061,000	2,010,000	2,461,696
34	Aug 31, 2024 21:40	4,397	636,724,053	12,060,000	2,010,000	2,273,280
35	Aug 31, 2024 21:40	4,397	636,847,308	13,066,000	1,005,000	2,531,328
36	Aug 31, 2024 21:40	4,398	634,092,886	13,070,000	1,005,000	2,445,312
37	Aug 31, 2024 21:40	4,398	634,787,822	12,062,000	2,010,000	2,535,424
38	Aug 31, 2024 21:40	4,398	638,542,414	12,064,000	2,010,000	2,535,424
39	Aug 31, 2024 21:28	4,398	637,595,381	12,065,000	2,010,000	2,535,424
40	Aug 31, 2024 21:40	4,398	635,396,141	12,062,000	2,010,000	2,273,280
41	Aug 31, 2024 21:40	4,398	636,200,939	12,064,000	2,010,000	2,273,280
42	Aug 31, 2024 21:40	4,398	638,859,176	12,064,000	2,010,000	2,457,600
43	Aug 31, 2024 21:40	4,399	633,903,415	12,066,000	2,011,000	2,531,328
44	Aug 31, 2024 21:40	4,402	644,818,591	12,074,000	2,012,000	2,269,184
45	Aug 31, 2024 21:28	4,402	640,533,433	12,073,000	2,012,000	2,535,424
46	Aug 31, 2024 21:28	4,403	641,482,420	12,076,000	2,012,000	2,273,280
47	Aug 31, 2024 21:40	4,406	633,201,002	12,084,000	2,014,000	2,269,184
48	Aug 31, 2024 21:40	4,406	637,651,928	12,086,000	2,014,000	2,535,424
49	Aug 31, 2024 21:40	4,407	635,029,722	12,087,000	2,014,000	2,535,424
50	Aug 31, 2024 21:40	4,407	636,062,464	12,087,000	2,014,000	2,535,424
51	Aug 31, 2024 21:28	4,408	633,338,221	12,091,000	2,015,000	2,535,424
52	Aug 31, 2024 21:28	4,408	638,429,106	12,091,000	2,015,000	2,531,328
53	Aug 31, 2024 21:40	4,408	635,779,312	12,092,000	2,015,000	2,535,424
54	Aug 31, 2024 21:40	4,411	634,327,580	12,100,000	2,016,000	2,273,280
55	Aug 31, 2024 21:40	4,412	636,662,966	12,101,000	2,016,000	2,273,280
56	Aug 31, 2024 21:40	4,413	638,948,092	13,112,000	1,008,000	2,273,280
57	Aug 31, 2024 21:28	4,416	638,803,372	12,113,000	2,018,000	2,535,424
58	Aug 31, 2024 21:40	4,420	635,127,139	12,125,000	2,020,000	2,273,280
59	Aug 31, 2024 21:40	4,422	639,759,953	12,128,000	2,021,000	2,273,280
60	Aug 31, 2024 21:40	4,422	642,815,402	13,141,000	1,010,000	2,535,424
61	Aug 31, 2024 21:40	4,423	638,773,576	12,132,000	2,022,000	2,535,424
62	Aug 31, 2024 21:40	4,428	634,903,537	13,157,000	1,012,000	2,535,424
63	Aug 31, 2024 21:40	4,434	639,087,257	14,189,000	0	2,535,424

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