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 listJan 22, 2024 11:23

matsuoka-601

Score: 4,825

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jan 22, 2024 11:24	4,789	30,506,697	14,304,000	1,021,000	2,293,760
2	Jan 22, 2024 11:37	4,791	35,457,698	14,309,000	1,022,000	2,293,760
3	Jan 22, 2024 11:36	4,793	34,823,109	13,292,000	2,044,000	2,293,760
4	Jan 22, 2024 11:37	4,793	33,299,193	15,336,000	0	2,293,760
5	Jan 22, 2024 11:24	4,795	37,895,098	13,298,000	2,045,000	2,273,280
6	Jan 22, 2024 11:36	4,798	37,922,793	14,329,000	1,023,000	2,293,760
7	Jan 22, 2024 11:36	4,798	35,134,553	14,331,000	1,023,000	2,289,664
8	Jan 22, 2024 11:23	4,798	42,207,096	14,331,000	1,023,000	2,293,760
9	Jan 22, 2024 11:23	4,798	35,363,801	14,332,000	1,023,000	2,293,760
10	Jan 22, 2024 11:24	4,800	41,754,407	15,361,000	0	2,293,760
11	Jan 22, 2024 11:36	4,804	35,687,761	14,348,000	1,024,000	2,293,760
12	Jan 22, 2024 11:37	4,805	42,700,992	14,352,000	1,025,000	2,273,280
13	Jan 22, 2024 11:24	4,806	34,746,232	15,379,000	0	2,293,760
14	Jan 22, 2024 11:24	4,807	31,410,041	15,381,000	0	2,293,760
15	Jan 22, 2024 11:23	4,808	36,750,591	14,361,000	1,025,000	2,293,760
16	Jan 22, 2024 11:23	4,811	32,524,244	14,370,000	1,026,000	2,375,680
17	Jan 22, 2024 11:37	4,811	36,322,233	14,368,000	1,026,000	2,293,760
18	Jan 22, 2024 11:24	4,814	40,124,278	15,404,000	0	2,269,184
19	Jan 22, 2024 11:36	4,815	40,591,661	14,382,000	1,027,000	2,293,760
20	Jan 22, 2024 11:24	4,818	33,883,040	15,416,000	0	2,293,760
21	Jan 22, 2024 11:36	4,818	37,435,949	14,389,000	1,027,000	2,273,280
22	Jan 22, 2024 11:24	4,820	32,002,694	14,395,000	1,028,000	2,269,184
23	Jan 22, 2024 11:37	4,822	34,727,235	14,401,000	1,028,000	2,265,088
24	Jan 22, 2024 11:23	4,823	34,792,053	15,434,000	0	2,293,760
25	Jan 22, 2024 11:37	4,825	31,075,109	13,383,000	2,058,000	2,273,280
26	Jan 22, 2024 11:23	4,825	31,371,563	14,410,000	1,029,000	2,293,760
27	Jan 22, 2024 11:37	4,829	31,370,735	14,422,000	1,030,000	2,293,760
28	Jan 22, 2024 11:37	4,832	37,266,294	14,431,000	1,030,000	2,277,376
29	Jan 22, 2024 11:23	4,835	36,816,671	14,440,000	1,031,000	2,293,760
30	Jan 22, 2024 11:36	4,839	37,776,152	14,453,000	1,032,000	2,293,760
31	Jan 22, 2024 11:23	4,840	37,801,981	14,457,000	1,032,000	2,273,280
32	Jan 22, 2024 11:23	4,847	43,535,616	14,476,000	1,034,000	2,293,760
33	Jan 22, 2024 11:36	4,849	36,987,442	15,516,000	0	2,265,088
34	Jan 22, 2024 11:37	4,860	34,373,188	14,517,000	1,036,000	2,273,280
35	Jan 22, 2024 11:24	4,862	35,671,332	14,520,000	1,037,000	2,273,280
36	Jan 22, 2024 11:36	4,881	33,603,635	14,579,000	1,041,000	2,293,760
37	Jan 22, 2024 11:37	5,029	84,415,077	16,092,360	0	2,179,072
38	Jan 22, 2024 11:36	5,031	93,626,830	16,099,854	0	2,301,952
39	Jan 22, 2024 11:36	5,033	88,402,769	16,107,141	0	2,174,976
40	Jan 22, 2024 11:37	5,036	90,755,571	16,116,014	0	2,179,072
41	Jan 22, 2024 11:36	5,042	92,403,989	16,133,662	0	2,174,976
42	Jan 22, 2024 11:24	5,042	82,141,227	16,132,912	0	2,174,976
43	Jan 22, 2024 11:23	5,050	79,930,848	16,160,441	0	2,183,168
44	Jan 22, 2024 11:23	5,050	86,583,130	16,159,883	0	2,310,144
45	Jan 22, 2024 11:24	5,051	98,495,351	16,163,735	0	2,301,952
46	Jan 22, 2024 11:23	5,053	80,983,986	16,170,148	0	2,179,072
47	Jan 22, 2024 11:24	5,059	80,472,517	16,189,063	0	2,301,952
48	Jan 22, 2024 11:37	5,065	83,806,944	16,206,573	0	2,306,048

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