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 listJul 27, 2024 01:28

matsuoka-601

Score: 4,446

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jul 27, 2024 01:28	4,419	40,661,125	12,120,000	2,020,000	2,445,312
2	Jul 27, 2024 01:26	4,420	38,689,777	12,123,000	2,020,000	2,449,408
3	Jul 27, 2024 01:28	4,420	39,878,937	12,124,000	2,020,000	2,281,472
4	Jul 27, 2024 01:28	4,424	32,483,356	12,136,000	2,022,000	2,453,504
5	Jul 27, 2024 01:26	4,426	31,412,745	12,140,000	2,023,000	2,277,376
6	Jul 27, 2024 01:28	4,426	30,459,615	12,141,000	2,023,000	2,281,472
7	Jul 27, 2024 01:28	4,427	27,547,191	12,142,000	2,023,000	2,281,472
8	Jul 27, 2024 01:28	4,427	34,445,786	12,143,000	2,023,000	2,437,120
9	Jul 27, 2024 01:28	4,427	30,151,189	12,142,000	2,023,000	2,445,312
10	Jul 27, 2024 01:28	4,428	29,636,689	12,146,000	2,024,000	2,449,408
11	Jul 27, 2024 01:26	4,431	33,485,437	12,153,000	2,025,000	2,281,472
12	Jul 27, 2024 01:28	4,431	30,516,619	12,154,000	2,025,000	2,453,504
13	Jul 27, 2024 01:28	4,432	38,688,129	12,157,000	2,026,000	2,445,312
14	Jul 27, 2024 01:28	4,432	36,885,652	12,157,000	2,026,000	2,281,472
15	Jul 27, 2024 01:26	4,433	34,093,013	12,160,000	2,026,000	2,281,472
16	Jul 27, 2024 01:28	4,435	35,776,501	12,165,000	2,027,000	2,281,472
17	Jul 27, 2024 01:26	4,435	32,791,839	12,165,000	2,027,000	2,281,472
18	Jul 27, 2024 01:28	4,437	33,484,203	12,171,000	2,028,000	2,449,408
19	Jul 27, 2024 01:28	4,438	34,822,140	12,174,000	2,029,000	2,449,408
20	Jul 27, 2024 01:26	4,438	33,688,689	12,173,000	2,028,000	2,281,472
21	Jul 27, 2024 01:28	4,440	32,450,796	12,179,000	2,029,000	2,281,472
22	Jul 27, 2024 01:28	4,441	35,382,579	12,182,000	2,030,000	2,445,312
23	Jul 27, 2024 01:28	4,443	37,212,726	12,188,000	2,031,000	2,281,472
24	Jul 27, 2024 01:26	4,446	29,926,306	12,194,000	2,032,000	2,277,376
25	Jul 27, 2024 01:26	4,446	28,420,382	12,195,000	2,032,000	2,277,376
26	Jul 27, 2024 01:28	4,449	36,033,976	12,203,000	2,033,000	2,445,312
27	Jul 27, 2024 01:28	4,450	30,862,383	12,205,000	2,034,000	2,449,408
28	Jul 27, 2024 01:28	4,450	33,541,406	12,205,000	2,034,000	2,453,504
29	Jul 27, 2024 01:26	4,452	33,563,473	12,210,000	2,035,000	2,441,216
30	Jul 27, 2024 01:28	4,452	31,473,799	12,212,000	2,035,000	2,281,472
31	Jul 27, 2024 01:28	4,453	31,370,097	12,213,000	2,035,000	2,281,472
32	Jul 27, 2024 01:28	4,454	32,456,226	12,218,000	2,036,000	2,281,472
33	Jul 27, 2024 01:28	4,454	40,355,706	12,218,000	2,036,000	2,281,472
34	Jul 27, 2024 01:28	4,460	33,005,429	13,253,000	1,019,000	2,281,472
35	Jul 27, 2024 01:28	4,463	31,550,334	12,240,000	2,040,000	2,449,408
36	Jul 27, 2024 01:28	4,482	35,716,401	13,319,000	1,024,000	2,449,408
37	Jul 27, 2024 01:28	4,671	85,434,598	14,947,573	0	2,207,744
38	Jul 27, 2024 01:26	4,677	83,699,089	14,967,742	0	2,207,744
39	Jul 27, 2024 01:26	4,685	89,922,422	14,990,905	0	2,211,840
40	Jul 27, 2024 01:28	4,687	73,497,663	14,996,991	0	2,195,456
41	Jul 27, 2024 01:28	4,690	79,584,401	15,008,409	0	2,203,648
42	Jul 27, 2024 01:28	4,690	56,119,430	15,008,634	0	2,211,840
43	Jul 27, 2024 01:28	4,704	73,767,206	15,052,463	0	2,203,648
44	Jul 27, 2024 01:28	4,707	58,670,702	15,061,620	0	2,207,744
45	Jul 27, 2024 01:26	4,710	79,592,180	15,071,088	0	2,195,456
46	Jul 27, 2024 01:28	4,714	98,365,765	15,083,920	0	2,207,744
47	Jul 27, 2024 01:28	4,719	83,729,195	15,100,308	0	2,199,552
48	Jul 27, 2024 01:28	4,739	84,236,009	15,166,091	0	2,199,552

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