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 22, 2022 15:53

Eugene ZhydzetskiScore: 5,804Success

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Aug 22, 2022 16:00	5,766	39,432,804	18,450,000	0	2,531,328
2	Aug 22, 2022 16:00	5,772	41,948,419	18,469,000	0	2,400,256
3	Aug 22, 2022 16:05	5,775	39,853,012	18,479,000	0	2,535,424
4	Aug 22, 2022 16:00	5,776	37,474,040	18,484,000	0	2,535,424
5	Aug 22, 2022 16:05	5,777	35,319,050	18,485,000	0	2,531,328
6	Aug 22, 2022 15:49	5,779	45,434,118	18,493,000	0	2,535,424
7	Aug 22, 2022 16:05	5,782	37,270,788	18,501,000	0	2,535,424
8	Aug 22, 2022 15:53	5,783	40,917,898	18,504,000	0	2,289,664
9	Aug 22, 2022 16:05	5,788	34,030,994	17,492,000	1,028,000	2,437,120
10	Aug 22, 2022 15:49	5,788	39,852,801	18,522,000	0	2,334,720
11	Aug 22, 2022 15:49	5,789	41,809,713	17,495,000	1,029,000	2,334,720
12	Aug 22, 2022 16:00	5,791	43,236,586	18,532,000	0	2,535,424
13	Aug 22, 2022 15:53	5,791	41,003,390	18,531,000	0	2,535,424
14	Aug 22, 2022 15:49	5,795	45,847,852	17,515,000	1,030,000	2,531,328
15	Aug 22, 2022 16:00	5,795	39,261,719	17,515,000	1,030,000	2,334,720
16	Aug 22, 2022 16:00	5,796	39,358,431	17,518,000	1,030,000	2,334,720
17	Aug 22, 2022 15:53	5,797	45,308,990	18,551,000	0	2,334,720
18	Aug 22, 2022 15:49	5,801	37,137,130	18,562,000	0	2,334,720
19	Aug 22, 2022 15:49	5,801	42,846,834	18,564,000	0	2,531,328
20	Aug 22, 2022 16:05	5,802	45,742,415	18,567,000	0	2,334,720
21	Aug 22, 2022 16:00	5,802	35,782,948	17,536,000	1,031,000	2,334,720
22	Aug 22, 2022 16:00	5,803	43,674,813	17,539,000	1,031,000	2,281,472
23	Aug 22, 2022 15:53	5,803	44,504,167	18,570,000	0	2,334,720
24	Aug 22, 2022 15:53	5,803	36,439,601	17,539,000	1,031,000	2,334,720
25	Aug 22, 2022 16:05	5,804	34,301,187	18,573,000	0	2,334,720
26	Aug 22, 2022 16:05	5,807	34,663,006	17,551,000	1,032,000	2,535,424
27	Aug 22, 2022 15:53	5,808	36,650,290	18,585,000	0	2,334,720
28	Aug 22, 2022 16:05	5,815	47,010,601	18,607,000	0	2,334,720
29	Aug 22, 2022 16:05	5,818	34,209,917	17,585,000	1,034,000	2,334,720
30	Aug 22, 2022 15:53	5,818	44,307,276	18,616,000	0	2,334,720
31	Aug 22, 2022 15:49	5,820	34,941,422	18,625,000	0	2,334,720
32	Aug 22, 2022 15:53	5,821	45,501,460	17,593,000	1,034,000	2,535,424
33	Aug 22, 2022 16:00	5,822	45,811,369	18,631,000	0	2,334,720
34	Aug 22, 2022 15:49	5,823	47,692,487	18,633,000	0	2,334,720
35	Aug 22, 2022 15:49	5,824	47,195,634	18,638,000	0	2,543,616
36	Aug 22, 2022 15:53	5,828	44,844,953	17,612,000	1,036,000	2,334,720
37	Aug 22, 2022 16:00	5,849	81,001,348	18,716,901	0	2,236,416
38	Aug 22, 2022 15:49	5,856	81,640,715	18,737,992	0	2,256,896
39	Aug 22, 2022 16:05	5,865	83,820,758	18,768,654	0	2,252,800
40	Aug 22, 2022 16:00	5,873	87,080,167	18,792,512	0	2,252,800
41	Aug 22, 2022 15:49	5,873	90,115,963	18,792,960	0	2,244,608
42	Aug 22, 2022 16:05	5,902	89,750,202	18,887,459	0	2,240,512
43	Aug 22, 2022 15:53	5,955	103,234,894	19,054,601	0	2,244,608
44	Aug 22, 2022 16:00	5,956	95,629,044	19,058,468	0	2,248,704
45	Aug 22, 2022 15:49	5,973	101,102,655	19,115,091	0	2,240,512
46	Aug 22, 2022 15:53	5,978	89,020,746	19,128,101	0	2,244,608
47	Aug 22, 2022 15:53	5,986	88,474,719	19,156,061	0	2,228,224
48	Aug 22, 2022 16:05	6,012	95,129,705	19,238,168	0	2,240,512

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