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 16, 2021 09:34

alex3d

Score: 4,745

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 16, 2021 09:34	4,709	5,283,872,445	13,992,000	1,076,000	2,523,136
2	May 16, 2021 09:34	4,716	8,183,366,031	14,014,000	1,078,000	2,523,136
3	May 16, 2021 09:34	4,721	1,446,135,001	14,029,000	1,079,000	2,441,216
4	May 16, 2021 09:34	4,723	3,610,669,847	15,113,000	0	2,523,136
5	May 16, 2021 09:34	4,726	1,019,006,748	14,114,000	1,008,000	2,523,136
6	May 16, 2021 09:34	4,726	6,086,777,483	15,123,000	0	2,523,136
7	May 16, 2021 09:34	4,728	520,022,704	14,121,000	1,008,000	2,523,136
8	May 16, 2021 09:34	4,729	9,593,803,714	15,134,000	0	2,523,136
9	May 16, 2021 09:34	4,731	547,971,674	13,120,000	2,018,000	2,523,136
10	May 16, 2021 09:34	4,731	555,240,268	12,302,000	2,838,000	2,523,136
11	May 16, 2021 09:34	4,732	7,947,592,635	14,133,000	1,009,000	2,519,040
12	May 16, 2021 09:34	4,732	8,309,508,805	13,123,000	2,018,000	2,523,136
13	May 16, 2021 09:34	4,733	5,037,437,218	14,063,000	1,081,000	2,523,136
14	May 16, 2021 09:34	4,733	4,203,522,975	13,126,000	2,019,000	2,523,136
15	May 16, 2021 09:34	4,733	8,261,080,629	13,126,000	2,019,000	2,519,040
16	May 16, 2021 09:34	4,733	9,447,018,319	13,126,000	2,019,000	2,523,136
17	May 16, 2021 09:34	4,734	2,217,682,748	15,149,000	0	2,514,944
18	May 16, 2021 09:34	4,738	9,117,586,921	13,140,000	2,021,000	2,514,944
19	May 16, 2021 09:34	4,740	9,016,248,265	15,167,000	0	2,523,136
20	May 16, 2021 09:34	4,741	1,461,441,867	13,275,000	1,896,000	2,523,136
21	May 16, 2021 09:34	4,741	8,951,018,456	15,171,000	0	2,523,136
22	May 16, 2021 09:34	4,742	5,340,746,216	15,174,000	0	2,514,944
23	May 16, 2021 09:34	4,742	992,256,479	14,090,000	1,083,000	2,453,504
24	May 16, 2021 09:34	4,744	5,722,910,690	13,013,000	2,168,000	2,523,136
25	May 16, 2021 09:34	4,745	1,524,978,029	14,172,000	1,012,000	2,523,136
26	May 16, 2021 09:34	4,750	7,681,892,926	13,029,000	2,171,000	2,523,136
27	May 16, 2021 09:34	4,751	3,425,712,069	14,191,000	1,013,000	2,523,136
28	May 16, 2021 09:34	4,752	6,100,663,614	14,193,000	1,013,000	2,514,944
29	May 16, 2021 09:34	4,755	7,552,647,878	14,203,000	1,014,000	2,523,136
30	May 16, 2021 09:34	4,759	5,813,156,284	14,214,000	1,015,000	2,523,136
31	May 16, 2021 09:34	4,762	6,181,635,504	15,237,000	0	2,523,136
32	May 16, 2021 09:34	4,765	3,481,474,752	15,248,000	0	2,523,136
33	May 16, 2021 09:34	4,768	3,931,629,274	15,256,000	0	2,523,136
34	May 16, 2021 09:34	4,773	7,464,515,599	13,237,000	2,036,000	2,523,136
35	May 16, 2021 09:34	4,774	5,467,045,569	14,259,000	1,018,000	2,523,136
36	May 16, 2021 09:34	4,779	5,272,540,305	14,275,000	1,019,000	2,523,136
37	May 16, 2021 09:34	4,932	9,968,110,024	15,783,059	0	2,277,376
38	May 16, 2021 09:34	4,943	7,000,914,169	15,818,159	0	2,281,472
39	May 16, 2021 09:34	4,947	1,507,448,433	15,829,949	0	2,277,376
40	May 16, 2021 09:34	4,952	6,062,292,312	15,847,423	0	2,285,568
41	May 16, 2021 09:34	4,955	2,434,874,444	15,855,016	0	2,281,472
42	May 16, 2021 09:34	4,962	9,584,805,156	15,879,024	0	2,281,472
43	May 16, 2021 09:34	4,966	4,368,514,868	15,892,008	0	2,277,376
44	May 16, 2021 09:34	4,975	3,077,331,665	15,921,128	0	2,285,568
45	May 16, 2021 09:34	4,976	3,283,606,293	15,923,675	0	2,273,280
46	May 16, 2021 09:34	4,981	5,763,311,452	15,938,040	0	2,285,568
47	May 16, 2021 09:34	4,993	3,054,709,619	15,978,809	0	2,281,472
48	May 16, 2021 09:34	5,026	3,474,739,401	16,082,467	0	2,281,472

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