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 listJun 6, 2021 00:38

evgenikwt

Score: 5,277

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jun 6, 2021 00:38	5,258	48,244,145	15,836,000	989,000	2,265,088
2	Jun 6, 2021 00:38	5,260	45,618,039	15,841,000	990,000	2,265,088
3	Jun 6, 2021 00:38	5,263	44,029,038	16,841,000	0	2,387,968
4	Jun 5, 2021 23:44	5,269	39,429,059	15,871,000	991,000	2,527,232
5	Jun 5, 2021 23:46	5,270	36,886,514	14,881,000	1,984,000	2,265,088
6	Jun 5, 2021 23:44	5,270	32,683,957	14,881,000	1,984,000	2,265,088
7	Jun 5, 2021 23:46	5,271	47,980,300	14,883,000	1,984,000	2,265,088
8	Jun 5, 2021 23:44	5,271	34,933,538	14,884,000	1,984,000	2,396,160
9	Jun 5, 2021 23:44	5,271	37,563,920	15,875,000	992,000	2,400,256
10	Jun 5, 2021 23:46	5,272	33,761,709	16,871,000	0	2,506,752
11	Jun 5, 2021 23:46	5,272	35,157,097	15,878,000	992,000	2,527,232
12	Jun 5, 2021 23:46	5,273	33,257,806	15,882,000	992,000	2,265,088
13	Jun 6, 2021 00:38	5,273	41,320,493	14,889,000	1,985,000	2,265,088
14	Jun 5, 2021 23:44	5,273	42,424,690	14,890,000	1,985,000	2,396,160
15	Jun 5, 2021 23:44	5,273	41,045,298	15,883,000	992,000	2,387,968
16	Jun 5, 2021 23:46	5,274	41,360,503	14,893,000	1,985,000	2,265,088
17	Jun 5, 2021 23:46	5,274	47,922,291	14,893,000	1,985,000	2,510,848
18	Jun 6, 2021 00:38	5,274	42,597,419	14,893,000	1,985,000	2,514,944
19	Jun 5, 2021 23:44	5,277	33,117,442	14,900,000	1,986,000	2,387,968
20	Jun 6, 2021 00:38	5,278	47,262,800	15,898,000	993,000	2,379,776
21	Jun 6, 2021 00:38	5,281	39,397,497	15,905,000	994,000	2,375,680
22	Jun 6, 2021 00:38	5,283	43,295,645	15,912,000	994,000	2,387,968
23	Jun 5, 2021 23:46	5,290	36,804,361	15,934,000	995,000	2,265,088
24	Jun 5, 2021 23:44	5,290	36,422,575	14,936,000	1,991,000	2,392,064
25	Jun 5, 2021 23:46	5,293	40,283,806	15,942,000	996,000	2,265,088
26	Jun 6, 2021 00:38	5,295	43,278,274	15,948,000	996,000	2,387,968
27	Jun 5, 2021 23:44	5,320	50,884,430	15,022,000	2,003,000	2,392,064
28	Jun 6, 2021 00:38	5,451	95,699,896	17,443,013	0	2,240,512
29	Jun 5, 2021 23:46	5,464	82,189,309	17,484,973	0	2,273,280
30	Jun 5, 2021 23:44	5,466	85,544,376	17,491,881	0	2,285,568
31	Jun 6, 2021 00:38	5,468	82,759,689	17,498,012	0	2,273,280
32	Jun 5, 2021 23:44	5,470	88,179,114	17,503,733	0	2,269,184
33	Jun 5, 2021 23:46	5,480	77,877,191	17,535,480	0	2,281,472
34	Jun 5, 2021 23:44	5,481	85,854,687	17,539,057	0	2,285,568
35	Jun 5, 2021 23:46	5,483	94,218,004	17,546,678	0	2,281,472
36	Jun 6, 2021 00:38	5,502	73,996,922	17,607,209	0	2,273,280

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