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 18, 2024 18:19

Matt Stuchlik

Score: 5,332

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jul 18, 2024 18:19	5,281	43,037,151	15,904,000	994,000	2,273,280
2	Jul 18, 2024 18:19	5,287	43,901,909	14,929,000	1,990,000	2,289,664
3	Jul 18, 2024 18:16	5,289	52,662,210	14,934,000	1,991,000	2,289,664
4	Jul 18, 2024 18:19	5,289	34,381,275	14,935,000	1,991,000	2,281,472
5	Jul 18, 2024 18:19	5,290	42,382,800	14,937,000	1,991,000	2,289,664
6	Jul 18, 2024 18:16	5,295	39,940,410	14,950,000	1,993,000	2,289,664
7	Jul 18, 2024 18:19	5,298	40,077,251	14,961,000	1,994,000	2,289,664
8	Jul 18, 2024 18:19	5,300	34,232,929	14,966,000	1,995,000	2,273,280
9	Jul 18, 2024 18:19	5,300	44,840,397	14,964,000	1,995,000	2,289,664
10	Jul 18, 2024 18:19	5,301	34,683,562	14,968,000	1,995,000	2,289,664
11	Jul 18, 2024 18:16	5,302	41,367,189	15,968,000	998,000	2,289,664
12	Jul 18, 2024 18:19	5,303	42,953,062	14,973,000	1,996,000	2,289,664
13	Jul 18, 2024 18:19	5,306	39,446,760	14,982,000	1,997,000	2,265,088
14	Jul 18, 2024 18:16	5,306	48,714,589	14,982,000	1,997,000	2,289,664
15	Jul 18, 2024 18:19	5,308	41,453,734	14,989,000	1,998,000	2,289,664
16	Jul 18, 2024 18:19	5,308	40,460,927	15,985,000	999,000	2,289,664
17	Jul 18, 2024 18:19	5,310	39,917,760	14,993,000	1,999,000	2,289,664
18	Jul 18, 2024 18:19	5,311	39,128,076	14,996,000	1,999,000	2,285,568
19	Jul 18, 2024 18:19	5,312	42,906,375	14,999,000	1,999,000	2,289,664
20	Jul 18, 2024 18:16	5,312	40,641,321	14,998,000	1,999,000	2,289,664
21	Jul 18, 2024 18:19	5,314	33,264,680	16,005,000	1,000,000	2,277,376
22	Jul 18, 2024 18:19	5,318	42,151,348	15,016,000	2,002,000	2,289,664
23	Jul 18, 2024 18:16	5,321	40,306,048	15,024,000	2,003,000	2,379,776
24	Jul 18, 2024 18:16	5,322	32,653,032	16,030,000	1,001,000	2,289,664
25	Jul 18, 2024 18:19	5,323	34,011,346	15,031,000	2,004,000	2,289,664
26	Jul 18, 2024 18:19	5,324	41,636,754	16,035,000	1,002,000	2,265,088
27	Jul 18, 2024 18:19	5,325	41,601,276	16,039,000	1,002,000	2,531,328
28	Jul 18, 2024 18:19	5,326	43,251,514	15,039,000	2,005,000	2,289,664
29	Jul 18, 2024 18:19	5,329	46,070,743	15,046,000	2,006,000	2,289,664
30	Jul 18, 2024 18:19	5,330	37,300,527	15,050,000	2,006,000	2,273,280
31	Jul 18, 2024 18:19	5,332	40,304,135	15,056,000	2,007,000	2,285,568
32	Jul 18, 2024 18:19	5,333	48,350,828	15,057,000	2,007,000	2,269,184
33	Jul 18, 2024 18:19	5,333	40,297,106	16,063,000	1,003,000	2,289,664
34	Jul 18, 2024 18:19	5,333	40,157,209	15,057,000	2,007,000	2,269,184
35	Jul 18, 2024 18:16	5,335	38,025,398	15,063,000	2,008,000	2,375,680
36	Jul 18, 2024 18:19	5,336	55,690,432	15,067,000	2,008,000	2,289,664
37	Jul 18, 2024 18:19	5,337	40,841,653	16,074,000	1,004,000	2,523,136
38	Jul 18, 2024 18:19	5,338	40,927,547	16,078,000	1,004,000	2,289,664
39	Jul 18, 2024 18:16	5,338	42,319,259	15,071,000	2,009,000	2,289,664
40	Jul 18, 2024 18:19	5,339	40,183,182	15,075,000	2,010,000	2,265,088
41	Jul 18, 2024 18:19	5,343	42,911,166	15,086,000	2,011,000	2,289,664
42	Jul 18, 2024 18:19	5,348	34,796,525	16,107,000	1,006,000	2,289,664
43	Jul 18, 2024 18:19	5,356	46,373,881	15,123,000	2,016,000	2,265,088
44	Jul 18, 2024 18:19	5,367	46,885,278	16,164,000	1,010,000	2,289,664
45	Jul 18, 2024 18:19	5,367	33,411,306	15,153,000	2,020,000	2,289,664
46	Jul 18, 2024 18:19	5,526	86,652,199	17,682,460	0	2,297,856
47	Jul 18, 2024 18:19	5,532	52,619,441	17,701,475	0	2,285,568
48	Jul 18, 2024 18:16	5,533	88,221,971	17,706,866	0	2,183,168
49	Jul 18, 2024 18:19	5,534	82,455,337	17,709,203	0	2,297,856
50	Jul 18, 2024 18:19	5,535	95,291,739	17,712,295	0	2,297,856
51	Jul 18, 2024 18:16	5,535	81,189,163	17,713,133	0	2,306,048
52	Jul 18, 2024 18:19	5,552	86,689,308	17,766,463	0	2,306,048
53	Jul 18, 2024 18:19	5,557	85,924,288	17,781,248	0	2,297,856
54	Jul 18, 2024 18:16	5,569	77,053,539	17,822,298	0	2,297,856
55	Jul 18, 2024 18:19	5,574	64,911,253	17,836,577	0	2,289,664
56	Jul 18, 2024 18:19	5,576	86,911,016	17,843,501	0	2,297,856
57	Jul 18, 2024 18:19	5,577	86,969,099	17,846,562	0	2,289,664
58	Jul 18, 2024 18:19	5,581	83,459,181	17,860,415	0	2,310,144
59	Jul 18, 2024 18:19	5,612	87,141,164	17,959,720	0	2,301,952
60	Jul 18, 2024 18:19	5,622	96,589,686	17,991,243	0	2,183,168

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