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 23:03

alex3d

Score: 5,385

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 19, 2021 23:03	5,332	38,520,770	15,056,000	2,007,000	2,441,216
2	May 19, 2021 23:03	5,334	36,796,259	15,061,000	2,008,000	2,449,408
3	May 19, 2021 23:03	5,337	44,125,893	15,070,000	2,009,000	2,535,424
4	May 19, 2021 23:03	5,342	42,212,092	15,084,000	2,011,000	2,445,312
5	May 19, 2021 23:03	5,343	39,555,256	15,085,000	2,011,000	2,445,312
6	May 19, 2021 23:03	5,351	42,136,763	15,108,000	2,014,000	2,449,408
7	May 19, 2021 23:03	5,353	36,951,775	15,113,000	2,015,000	2,273,280
8	May 19, 2021 23:03	5,354	38,696,894	15,117,000	2,015,000	2,535,424
9	May 19, 2021 23:03	5,356	34,858,100	15,123,000	2,016,000	2,273,280
10	May 19, 2021 23:03	5,356	40,019,121	15,123,000	2,016,000	2,453,504
11	May 19, 2021 23:03	5,356	42,581,076	15,122,000	2,016,000	2,449,408
12	May 19, 2021 23:03	5,357	41,955,202	15,125,000	2,016,000	2,273,280
13	May 19, 2021 23:03	5,357	38,133,158	15,127,000	2,016,000	2,437,120
14	May 19, 2021 23:03	5,359	34,868,802	15,131,000	2,017,000	2,273,280
15	May 19, 2021 23:03	5,364	40,461,890	15,146,000	2,019,000	2,535,424
16	May 19, 2021 23:03	5,364	37,340,968	15,145,000	2,019,000	2,535,424
17	May 19, 2021 23:03	5,367	44,917,484	15,154,000	2,020,000	2,441,216
18	May 19, 2021 23:03	5,373	36,763,300	15,171,000	2,022,000	2,441,216
19	May 19, 2021 23:03	5,377	38,516,442	15,181,000	2,024,000	2,445,312
20	May 19, 2021 23:03	5,381	40,385,358	15,193,000	2,025,000	2,445,312
21	May 19, 2021 23:03	5,381	38,229,774	15,194,000	2,025,000	2,445,312
22	May 19, 2021 23:03	5,384	39,197,536	15,202,000	2,027,000	2,535,424
23	May 19, 2021 23:03	5,385	35,774,255	15,205,000	2,027,000	2,441,216
24	May 19, 2021 23:03	5,389	34,199,581	15,217,000	2,028,000	2,445,312
25	May 19, 2021 23:03	5,392	34,665,398	16,240,000	1,015,000	2,535,424
26	May 19, 2021 23:03	5,397	35,050,583	16,254,000	1,015,000	2,535,424
27	May 19, 2021 23:03	5,407	41,268,778	16,285,000	1,017,000	2,273,280
28	May 19, 2021 23:03	5,536	87,296,825	17,714,120	0	2,195,456
29	May 19, 2021 23:03	5,580	97,690,090	17,856,719	0	2,203,648
30	May 19, 2021 23:03	5,584	52,163,161	17,869,025	0	2,195,456
31	May 19, 2021 23:03	5,590	72,119,334	17,887,807	0	2,203,648
32	May 19, 2021 23:03	5,595	82,343,786	17,902,745	0	2,199,552
33	May 19, 2021 23:03	5,596	58,889,072	17,906,186	0	2,195,456
34	May 19, 2021 23:03	5,600	58,646,550	17,918,430	0	2,203,648
35	May 19, 2021 23:03	5,604	61,139,644	17,933,129	0	2,199,552
36	May 19, 2021 23:03	5,606	80,393,562	17,940,214	0	2,199,552
37	May 19, 2021 23:03	5,606	82,726,946	17,939,580	0	2,195,456
38	May 19, 2021 23:03	5,613	76,698,492	17,961,641	0	2,199,552
39	May 19, 2021 23:03	5,613	83,086,176	17,961,432	0	2,203,648
40	May 19, 2021 23:03	5,618	89,554,783	17,977,932	0	2,207,744
41	May 19, 2021 23:03	5,624	63,621,158	17,998,381	0	2,199,552
42	May 19, 2021 23:03	5,625	74,463,642	18,000,873	0	2,199,552
43	May 19, 2021 23:03	5,629	78,193,450	18,013,868	0	2,199,552
44	May 19, 2021 23:03	5,636	58,674,523	18,035,546	0	2,195,456
45	May 19, 2021 23:03	5,649	69,188,947	18,075,287	0	2,203,648

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