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 13, 2021 19:34

alex3d

Score: 5,677

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 13, 2021 19:33	5,124	35,058,412	15,372,000	1,024,000	2,535,424
2	May 13, 2021 19:33	5,129	41,227,943	15,388,000	1,025,000	2,433,024
3	May 13, 2021 19:33	5,137	42,153,528	15,412,000	1,027,000	2,273,280
4	May 13, 2021 19:33	5,137	42,718,361	15,411,000	1,027,000	2,273,280
5	May 13, 2021 19:33	5,150	36,339,177	15,450,000	1,030,000	2,445,312
6	May 13, 2021 19:35	5,155	33,843,118	15,465,000	1,031,000	2,273,280
7	May 13, 2021 19:33	5,161	32,265,368	15,483,000	1,032,000	2,453,504
8	May 13, 2021 19:33	5,162	37,505,466	15,485,000	1,032,000	2,535,424
9	May 13, 2021 19:33	5,168	32,947,750	15,505,000	1,033,000	2,269,184
10	May 13, 2021 19:33	5,171	39,991,739	15,513,000	1,034,000	2,445,312
11	May 13, 2021 19:35	5,176	32,628,016	15,529,000	1,035,000	2,433,024
12	May 13, 2021 19:35	5,178	35,307,466	15,535,000	1,035,000	2,535,424
13	May 13, 2021 19:35	5,188	41,904,896	15,566,000	1,037,000	2,449,408
14	May 13, 2021 19:35	5,191	40,922,662	15,573,000	1,038,000	2,535,424
15	May 13, 2021 19:35	5,194	38,002,508	16,622,000	0	2,535,424
16	May 13, 2021 19:35	5,199	42,699,156	15,599,000	1,039,000	2,535,424
17	May 13, 2021 19:35	5,209	35,003,808	15,627,000	1,041,000	2,273,280
18	May 13, 2021 19:35	5,209	42,769,271	15,629,000	1,041,000	2,273,280
19	May 13, 2021 19:33	5,392	79,093,499	17,255,453	0	2,195,456
20	May 13, 2021 19:33	5,394	85,176,165	17,260,451	0	2,207,744
21	May 13, 2021 19:35	5,407	88,787,695	17,302,898	0	2,203,648
22	May 13, 2021 19:35	5,417	59,965,180	17,334,497	0	2,199,552
23	May 13, 2021 19:35	5,418	84,006,377	17,336,702	0	2,199,552
24	May 13, 2021 19:33	5,482	77,049,052	17,543,266	0	2,211,840
25	May 13, 2021 19:34	5,677	36,903,592	16,149,000	2,018,000	2,428,928
26	May 13, 2021 19:34	5,691	43,625,490	16,189,000	2,023,000	2,535,424
27	May 13, 2021 19:34	5,694	41,119,315	16,198,000	2,024,000	2,424,832
28	May 13, 2021 19:34	5,704	42,894,597	17,240,000	1,014,000	2,531,328
29	May 13, 2021 19:34	5,706	35,970,079	17,244,000	1,014,000	2,531,328
30	May 13, 2021 19:34	5,706	38,596,945	17,246,000	1,014,000	2,269,184
31	May 13, 2021 19:34	5,711	38,652,259	17,259,000	1,015,000	2,273,280
32	May 13, 2021 19:34	5,712	40,483,695	16,247,000	2,030,000	2,531,328
33	May 13, 2021 19:34	5,715	35,946,489	17,272,000	1,016,000	2,531,328
34	May 13, 2021 19:34	5,723	42,163,453	17,298,000	1,017,000	2,531,328
35	May 13, 2021 19:34	5,727	34,301,185	17,309,000	1,018,000	2,428,928
36	May 13, 2021 19:34	5,729	46,026,832	17,316,000	1,018,000	2,273,280
37	May 13, 2021 19:34	5,730	38,900,737	17,318,000	1,018,000	2,433,024
38	May 13, 2021 19:34	5,731	40,956,330	17,321,000	1,018,000	2,269,184
39	May 13, 2021 19:34	5,734	41,167,442	17,330,000	1,019,000	2,273,280
40	May 13, 2021 19:34	5,738	44,219,466	17,343,000	1,020,000	2,424,832
41	May 13, 2021 19:34	5,757	39,139,177	17,400,000	1,023,000	2,433,024
42	May 13, 2021 19:34	5,766	43,278,694	18,452,000	0	2,433,024
43	May 13, 2021 19:34	5,921	69,119,557	18,948,219	0	2,191,360
44	May 13, 2021 19:34	5,929	84,908,952	18,974,323	0	2,179,072
45	May 13, 2021 19:34	5,935	82,431,355	18,991,788	0	2,195,456
46	May 13, 2021 19:34	5,944	75,924,931	19,020,773	0	2,191,360
47	May 13, 2021 19:34	5,953	79,930,989	19,049,206	0	2,195,456
48	May 13, 2021 19:34	5,976	79,276,138	19,123,671	0	2,191,360

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