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 23:25

alex3d

Score: 4,743

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 19, 2021 23:25	4,705	32,282,835	13,048,000	2,007,000	2,449,408
2	May 19, 2021 23:25	4,707	36,408,831	13,055,000	2,008,000	2,535,424
3	May 19, 2021 23:25	4,717	28,217,986	13,081,000	2,012,000	2,445,312
4	May 19, 2021 23:25	4,717	34,943,843	13,082,000	2,012,000	2,273,280
5	May 19, 2021 23:25	4,718	34,585,757	13,085,000	2,013,000	2,445,312
6	May 19, 2021 23:25	4,722	41,551,224	13,096,000	2,014,000	2,273,280
7	May 19, 2021 23:25	4,724	35,890,233	13,101,000	2,015,000	2,535,424
8	May 19, 2021 23:25	4,725	37,051,979	13,105,000	2,016,000	2,445,312
9	May 19, 2021 23:25	4,726	36,471,819	14,116,000	1,008,000	2,445,312
10	May 19, 2021 23:25	4,727	30,091,500	13,109,000	2,016,000	2,449,408
11	May 19, 2021 23:25	4,728	36,872,166	13,111,000	2,017,000	2,535,424
12	May 19, 2021 23:25	4,729	40,114,599	13,115,000	2,017,000	2,273,280
13	May 19, 2021 23:25	4,730	33,233,557	13,118,000	2,018,000	2,535,424
14	May 19, 2021 23:25	4,731	29,726,733	13,120,000	2,018,000	2,273,280
15	May 19, 2021 23:25	4,731	37,535,684	13,120,000	2,018,000	2,437,120
16	May 19, 2021 23:25	4,731	31,181,983	13,121,000	2,018,000	2,535,424
17	May 19, 2021 23:25	4,732	41,551,643	13,124,000	2,019,000	2,273,280
18	May 19, 2021 23:25	4,733	36,139,595	13,127,000	2,019,000	2,441,216
19	May 19, 2021 23:25	4,733	30,547,961	13,125,000	2,019,000	2,445,312
20	May 19, 2021 23:25	4,733	29,647,273	13,127,000	2,019,000	2,535,424
21	May 19, 2021 23:25	4,738	38,724,130	13,141,000	2,021,000	2,441,216
22	May 19, 2021 23:25	4,739	38,613,807	13,144,000	2,022,000	2,535,424
23	May 19, 2021 23:25	4,743	34,548,074	13,155,000	2,023,000	2,535,424
24	May 19, 2021 23:25	4,743	35,092,919	13,155,000	2,023,000	2,445,312
25	May 19, 2021 23:25	4,743	31,850,318	13,155,000	2,023,000	2,441,216
26	May 19, 2021 23:25	4,745	33,396,272	13,161,000	2,024,000	2,535,424
27	May 19, 2021 23:25	4,745	42,094,625	13,161,000	2,024,000	2,535,424
28	May 19, 2021 23:25	4,951	73,776,800	15,844,301	0	2,203,648
29	May 19, 2021 23:25	4,954	76,411,794	15,851,548	0	2,207,744
30	May 19, 2021 23:25	4,954	91,516,082	15,854,340	0	2,203,648
31	May 19, 2021 23:25	4,981	97,293,100	15,939,108	0	2,199,552
32	May 19, 2021 23:25	4,985	79,722,531	15,950,689	0	2,199,552
33	May 19, 2021 23:25	4,989	96,571,505	15,966,216	0	2,211,840
34	May 19, 2021 23:25	4,990	88,669,549	15,967,209	0	2,191,360
35	May 19, 2021 23:25	4,992	69,642,284	15,975,446	0	2,203,648
36	May 19, 2021 23:25	4,995	89,523,323	15,984,103	0	2,199,552
37	May 19, 2021 23:25	4,996	86,614,720	15,986,963	0	2,195,456
38	May 19, 2021 23:25	5,005	86,905,886	16,016,474	0	2,207,744
39	May 19, 2021 23:25	5,007	89,805,228	16,023,375	0	2,199,552
40	May 19, 2021 23:25	5,008	78,954,540	16,026,440	0	2,207,744
41	May 19, 2021 23:25	5,014	66,317,131	16,045,301	0	2,199,552
42	May 19, 2021 23:25	5,022	75,209,658	16,071,897	0	2,207,744
43	May 19, 2021 23:25	5,038	71,040,922	16,123,097	0	2,191,360
44	May 19, 2021 23:25	5,044	79,127,927	16,141,069	0	2,203,648
45	May 19, 2021 23:25	5,093	85,126,345	16,298,655	0	2,203,648

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