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 14, 2021 21:03

alex3d

Score: 4,742

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 14, 2021 21:03	4,697	5,673,423,077	13,957,000	1,073,000	2,523,136
2	May 15, 2021 08:11	4,706	2,207,332,260	13,984,000	1,075,000	2,523,136
3	May 15, 2021 08:11	4,708	4,159,296,293	13,990,000	1,076,000	2,523,136
4	May 15, 2021 08:11	4,709	3,150,558,334	15,068,000	0	2,523,136
5	May 14, 2021 21:03	4,710	7,005,694,954	14,067,000	1,004,000	2,519,040
6	May 15, 2021 08:11	4,715	6,507,626,753	15,089,000	0	2,523,136
7	May 15, 2021 08:11	4,715	1,722,144,898	15,088,000	0	2,523,136
8	May 15, 2021 08:11	4,719	1,602,144,543	14,096,000	1,006,000	2,523,136
9	May 14, 2021 21:03	4,720	5,088,878,856	13,091,000	2,014,000	2,523,136
10	May 15, 2021 08:11	4,721	9,537,853,550	13,220,000	1,888,000	2,523,136
11	May 15, 2021 08:11	4,721	5,814,990,783	13,094,000	2,014,000	2,523,136
12	May 15, 2021 08:11	4,724	3,194,257,242	13,102,000	2,015,000	2,523,136
13	May 15, 2021 08:11	4,725	3,451,787,986	14,040,000	1,080,000	2,519,040
14	May 15, 2021 08:11	4,727	8,086,907,550	15,126,000	0	2,519,040
15	May 15, 2021 08:11	4,727	8,522,711,619	15,127,000	0	2,523,136
16	May 15, 2021 08:11	4,728	5,716,785,761	14,048,000	1,080,000	2,519,040
17	May 15, 2021 08:11	4,728	8,019,423,793	14,120,000	1,008,000	2,514,944
18	May 15, 2021 08:11	4,730	4,355,175,866	15,135,000	0	2,514,944
19	May 14, 2021 21:03	4,731	8,764,262,134	14,130,000	1,009,000	2,523,136
20	May 15, 2021 08:11	4,733	4,132,306,780	14,138,000	1,009,000	2,523,136
21	May 15, 2021 08:11	4,736	4,242,957,602	15,154,000	0	2,514,944
22	May 14, 2021 21:03	4,738	8,216,992,660	14,150,000	1,010,000	2,523,136
23	May 15, 2021 08:11	4,740	2,698,831,870	15,167,000	0	2,514,944
24	May 15, 2021 08:11	4,741	5,966,061,205	14,159,000	1,011,000	2,519,040
25	May 15, 2021 08:11	4,742	6,960,634,492	14,164,000	1,011,000	2,519,040
26	May 14, 2021 21:03	4,742	2,620,615,919	14,226,000	948,000	2,523,136
27	May 15, 2021 08:11	4,745	2,382,986,414	14,171,000	1,012,000	2,523,136
28	May 15, 2021 08:11	4,747	4,213,376,621	15,191,000	0	2,523,136
29	May 15, 2021 08:11	4,747	9,259,541,045	13,166,000	2,025,000	2,523,136
30	May 14, 2021 21:03	4,750	5,142,648,716	15,201,000	0	2,514,944
31	May 14, 2021 21:03	4,751	4,480,579,465	13,176,000	2,027,000	2,523,136
32	May 14, 2021 21:03	4,755	7,135,901,953	15,216,000	0	2,523,136
33	May 15, 2021 08:11	4,757	7,607,196,424	14,209,000	1,014,000	2,523,136
34	May 15, 2021 08:11	4,762	8,198,837,910	14,223,000	1,015,000	2,523,136
35	May 15, 2021 08:11	4,767	4,131,230,778	15,255,000	0	2,523,136
36	May 15, 2021 08:11	4,776	8,571,478,095	15,283,000	0	2,523,136
37	May 15, 2021 08:11	4,945	1,977,506,297	15,824,810	0	2,281,472
38	May 15, 2021 08:11	4,958	6,871,984,474	15,867,153	0	2,281,472
39	May 14, 2021 21:03	4,962	6,775,971,644	15,878,790	0	2,277,376
40	May 15, 2021 08:11	4,964	379,653,907	15,883,618	0	2,277,376
41	May 15, 2021 08:11	4,972	7,068,880,740	15,910,103	0	2,277,376
42	May 15, 2021 08:11	4,974	518,284,067	15,916,495	0	2,269,184
43	May 15, 2021 08:11	4,974	9,375,636,026	15,918,210	0	2,281,472
44	May 15, 2021 08:11	4,975	5,861,734,293	15,919,219	0	2,269,184
45	May 14, 2021 21:03	4,977	1,974,329,319	15,925,340	0	2,281,472
46	May 14, 2021 21:03	4,977	3,336,387,633	15,924,832	0	2,285,568
47	May 15, 2021 08:11	4,984	7,327,111,119	15,949,222	0	2,277,376
48	May 15, 2021 08:11	5,001	6,154,774,386	16,004,319	0	2,281,472

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