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 18:29

Yurkov Aleksey

Score: 7,346

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Run Statistics

#	Date	Score	Wall Time	CPU User	Memory
1	May 20, 2021 00:22	7,295	96,016,147	23,342,853	2,289,664
2	May 20, 2021 00:22	7,299	108,154,068	23,356,498	2,281,472
3	May 20, 2021 00:23	7,300	93,995,901	23,358,520	2,293,760
4	May 20, 2021 00:23	7,301	94,161,858	23,362,190	2,289,664
5	May 20, 2021 00:21	7,303	97,051,560	23,368,839	2,285,568
6	May 19, 2021 18:29	7,304	112,228,366	23,371,952	2,293,760
7	May 18, 2021 15:49	7,304	102,062,762	23,372,960	2,293,760
8	May 19, 2021 18:28	7,308	103,037,769	23,386,896	2,293,760
9	May 20, 2021 00:22	7,309	103,113,786	23,388,819	2,289,664
10	May 18, 2021 15:51	7,310	96,496,615	23,391,284	2,289,664
11	May 20, 2021 00:22	7,312	107,998,450	23,399,861	2,301,952
12	May 19, 2021 18:29	7,318	123,395,651	23,417,686	2,289,664
13	May 20, 2021 00:21	7,320	99,110,658	23,424,669	2,289,664
14	May 20, 2021 00:23	7,323	100,459,637	23,432,393	2,285,568
15	May 20, 2021 00:23	7,324	96,559,613	23,435,250	2,289,664
16	May 20, 2021 00:21	7,327	95,991,888	23,445,787	2,293,760
17	May 19, 2021 18:28	7,328	92,236,145	23,450,380	2,289,664
18	May 19, 2021 18:29	7,328	112,210,032	23,450,179	2,289,664
19	May 18, 2021 15:49	7,328	113,558,003	23,450,739	2,285,568
20	May 20, 2021 00:21	7,336	96,104,332	23,475,299	2,285,568
21	May 18, 2021 15:51	7,338	99,830,729	23,480,106	2,285,568
22	May 19, 2021 18:29	7,346	88,149,488	23,505,723	2,289,664
23	May 19, 2021 18:28	7,352	99,042,714	23,526,801	2,289,664
24	May 20, 2021 00:23	7,355	102,328,499	23,536,019	2,285,568
25	May 19, 2021 18:29	7,357	102,649,057	23,543,033	2,293,760
26	May 20, 2021 00:21	7,363	97,876,602	23,560,815	2,293,760
27	May 18, 2021 15:49	7,364	114,596,710	23,565,017	2,289,664
28	May 20, 2021 00:22	7,368	90,777,566	23,578,735	2,289,664
29	May 20, 2021 00:23	7,369	90,765,670	23,581,345	2,289,664
30	May 20, 2021 00:22	7,371	104,002,879	23,586,725	2,281,472
31	May 19, 2021 18:29	7,374	92,420,236	23,595,591	2,285,568
32	May 18, 2021 15:51	7,377	107,924,624	23,604,966	2,293,760
33	May 20, 2021 00:21	7,382	105,958,921	23,621,977	2,293,760
34	May 19, 2021 18:29	10,904	107,670,355	34,893,434	2,289,664
35	May 19, 2021 18:28	11,109	114,000,361	35,548,603	2,285,568
36	May 19, 2021 18:29	11,131	95,461,145	35,620,372	2,453,504
37	May 19, 2021 18:29	11,170	106,897,521	35,745,195	2,289,664
38	May 19, 2021 18:29	11,359	112,694,547	36,349,724	2,293,760
39	May 19, 2021 18:28	11,451	113,626,773	36,642,833	2,285,568
40	May 19, 2021 18:28	11,611	113,758,638	37,153,921	2,293,760
41	May 19, 2021 18:29	11,936	112,291,049	38,196,623	2,392,064
42	May 19, 2021 18:29	11,943	114,280,314	38,216,677	2,289,664

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