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 19, 2021 23:25

alex3d

Score: 4,744

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 19, 2021 23:25	4,705	30,935,737	13,050,000	2,007,000	2,535,424
2	May 19, 2021 23:25	4,712	32,019,272	13,068,000	2,010,000	2,273,280
3	May 19, 2021 23:25	4,717	29,387,035	13,081,000	2,012,000	2,445,312
4	May 19, 2021 23:25	4,719	36,471,071	13,088,000	2,013,000	2,445,312
5	May 19, 2021 23:25	4,723	36,637,449	13,098,000	2,015,000	2,273,280
6	May 19, 2021 23:25	4,724	29,978,326	13,102,000	2,015,000	2,437,120
7	May 19, 2021 23:25	4,725	30,219,720	13,104,000	2,016,000	2,445,312
8	May 19, 2021 23:25	4,728	34,892,794	13,112,000	2,017,000	2,273,280
9	May 19, 2021 23:25	4,730	38,610,336	13,117,000	2,018,000	2,535,424
10	May 19, 2021 23:25	4,730	34,435,163	13,119,000	2,018,000	2,449,408
11	May 19, 2021 23:25	4,730	32,337,918	13,118,000	2,018,000	2,437,120
12	May 19, 2021 23:25	4,732	31,440,476	13,124,000	2,019,000	2,453,504
13	May 19, 2021 23:25	4,733	30,548,125	13,127,000	2,019,000	2,445,312
14	May 19, 2021 23:25	4,735	38,808,048	13,133,000	2,020,000	2,441,216
15	May 19, 2021 23:25	4,737	35,852,298	13,137,000	2,021,000	2,445,312
16	May 19, 2021 23:25	4,738	36,500,073	13,140,000	2,021,000	2,437,120
17	May 19, 2021 23:25	4,738	30,556,651	13,142,000	2,021,000	2,535,424
18	May 19, 2021 23:25	4,738	30,678,634	13,140,000	2,021,000	2,535,424
19	May 19, 2021 23:25	4,741	29,523,154	13,149,000	2,023,000	2,445,312
20	May 19, 2021 23:25	4,742	36,619,440	13,152,000	2,023,000	2,535,424
21	May 19, 2021 23:25	4,743	37,381,513	13,153,000	2,023,000	2,535,424
22	May 19, 2021 23:25	4,744	36,295,037	14,170,000	1,012,000	2,449,408
23	May 19, 2021 23:25	4,744	37,786,829	13,158,000	2,024,000	2,273,280
24	May 19, 2021 23:25	4,745	42,105,932	13,160,000	2,024,000	2,535,424
25	May 19, 2021 23:25	4,747	30,099,956	13,166,000	2,025,000	2,437,120
26	May 19, 2021 23:25	4,748	32,924,301	13,168,000	2,025,000	2,535,424
27	May 19, 2021 23:25	4,749	36,857,112	13,170,000	2,026,000	2,535,424
28	May 19, 2021 23:25	4,956	87,467,061	15,858,756	0	2,199,552
29	May 19, 2021 23:25	4,958	74,549,620	15,865,563	0	2,187,264
30	May 19, 2021 23:25	4,960	79,023,843	15,871,524	0	2,203,648
31	May 19, 2021 23:25	4,965	70,100,532	15,886,879	0	2,207,744
32	May 19, 2021 23:25	4,978	62,104,797	15,929,778	0	2,203,648
33	May 19, 2021 23:25	4,981	82,634,988	15,940,655	0	2,199,552
34	May 19, 2021 23:25	4,983	75,444,091	15,945,380	0	2,207,744
35	May 19, 2021 23:25	4,996	89,681,713	15,987,447	0	2,195,456
36	May 19, 2021 23:25	4,997	68,012,506	15,991,010	0	2,199,552
37	May 19, 2021 23:25	4,997	66,601,402	15,991,459	0	2,191,360
38	May 19, 2021 23:25	4,999	79,943,104	15,997,398	0	2,195,456
39	May 19, 2021 23:25	5,005	83,018,846	16,014,569	0	2,203,648
40	May 19, 2021 23:25	5,005	67,666,113	16,017,070	0	2,207,744
41	May 19, 2021 23:25	5,009	82,314,298	16,027,429	0	2,199,552
42	May 19, 2021 23:25	5,013	73,395,084	16,040,278	0	2,207,744
43	May 19, 2021 23:25	5,031	97,030,238	16,099,841	0	2,191,360
44	May 19, 2021 23:25	5,039	73,375,855	16,124,354	0	2,207,744
45	May 19, 2021 23:25	5,050	73,085,671	16,159,031	0	2,199,552

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