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, 2021 22:10

Andrey Tsvetkov

Score: 5,893

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jul 18, 2021 22:10	5,656	72,318,932	18,099,096	0	2,273,280
2	Jul 18, 2021 22:10	5,692	90,666,575	18,214,204	0	2,277,376
3	Jul 18, 2021 22:10	5,694	80,800,497	18,220,452	0	2,277,376
4	Jul 18, 2021 22:10	5,694	94,374,489	18,222,146	0	2,281,472
5	Jul 18, 2021 22:10	5,702	51,395,367	18,244,833	0	2,289,664
6	Jul 18, 2021 22:10	5,709	106,687,039	18,267,613	0	2,281,472
7	Jul 18, 2021 22:10	5,717	87,471,343	18,294,857	0	2,281,472
8	Jul 18, 2021 22:10	5,720	79,281,290	18,303,323	0	2,281,472
9	Jul 18, 2021 22:10	5,724	78,240,565	18,315,599	0	2,285,568
10	Jul 18, 2021 22:10	5,727	98,864,376	18,327,737	0	2,281,472
11	Jul 18, 2021 22:10	5,728	86,062,226	18,329,691	0	2,281,472
12	Jul 18, 2021 22:10	5,730	94,586,959	18,334,715	0	2,273,280
13	Jul 18, 2021 22:10	5,731	73,572,709	18,339,894	0	2,277,376
14	Jul 18, 2021 22:10	5,756	66,090,215	18,419,839	0	2,277,376
15	Jul 18, 2021 22:10	5,819	46,979,039	17,587,000	1,034,000	2,310,144
16	Jul 18, 2021 22:10	5,829	47,027,087	18,652,000	0	2,342,912
17	Jul 18, 2021 22:10	5,829	44,815,262	18,652,000	0	2,342,912
18	Jul 18, 2021 22:10	5,834	42,954,653	17,632,000	1,037,000	2,342,912
19	Jul 18, 2021 22:10	5,836	80,156,429	18,675,530	0	2,285,568
20	Jul 18, 2021 22:10	5,840	49,185,364	17,649,000	1,038,000	2,310,144
21	Jul 18, 2021 22:10	5,844	36,608,293	17,662,000	1,038,000	2,342,912
22	Jul 18, 2021 22:10	5,846	43,141,819	17,667,000	1,039,000	2,342,912
23	Jul 18, 2021 22:10	5,846	34,986,244	18,707,000	0	2,301,952
24	Jul 18, 2021 22:10	5,851	46,220,129	18,724,000	0	2,342,912
25	Jul 18, 2021 22:10	5,851	48,855,218	18,724,000	0	2,342,912
26	Jul 18, 2021 22:10	5,854	47,052,566	17,693,000	1,040,000	2,310,144
27	Jul 18, 2021 22:10	5,855	42,363,013	18,735,000	0	2,314,240
28	Jul 18, 2021 22:10	5,855	36,801,625	18,735,000	0	2,310,144
29	Jul 18, 2021 22:10	5,856	38,095,444	18,739,000	0	2,437,120
30	Jul 18, 2021 22:10	5,856	47,800,013	18,740,000	0	2,342,912
31	Jul 18, 2021 22:10	5,885	33,529,064	16,849,000	1,982,000	2,314,240
32	Jul 18, 2021 22:10	5,885	82,285,635	18,831,186	0	2,256,896
33	Jul 18, 2021 22:10	5,886	36,773,491	17,844,000	991,000	2,310,144
34	Jul 18, 2021 22:10	5,886	44,444,079	16,854,000	1,982,000	2,297,856
35	Jul 18, 2021 22:10	5,887	44,107,444	17,846,000	991,000	2,342,912
36	Jul 18, 2021 22:10	5,891	44,518,579	17,860,000	992,000	2,449,408
37	Jul 18, 2021 22:10	5,893	34,830,025	16,874,000	1,985,000	2,342,912
38	Jul 18, 2021 22:10	5,894	47,308,450	17,870,000	992,000	2,342,912
39	Jul 18, 2021 22:10	5,894	50,046,028	18,862,000	0	2,310,144
40	Jul 18, 2021 22:10	5,895	43,379,215	18,863,000	0	2,342,912
41	Jul 18, 2021 22:10	5,897	46,569,467	18,871,000	0	2,314,240
42	Jul 18, 2021 22:10	5,897	39,574,990	17,876,000	993,000	2,297,856
43	Jul 18, 2021 22:10	5,898	47,674,754	17,881,000	993,000	2,306,048
44	Jul 18, 2021 22:10	5,898	44,792,040	17,882,000	993,000	2,342,912
45	Jul 18, 2021 22:10	5,899	46,016,691	16,889,000	1,987,000	2,314,240
46	Jul 18, 2021 22:10	5,899	36,464,991	17,883,000	993,000	2,342,912
47	Jul 18, 2021 22:10	5,900	44,755,904	16,894,000	1,987,000	2,342,912
48	Jul 18, 2021 22:10	5,900	48,281,000	17,886,000	993,000	2,424,832
49	Jul 18, 2021 22:10	5,900	47,001,906	16,892,000	1,987,000	2,342,912
50	Jul 18, 2021 22:10	5,901	87,926,476	18,884,113	0	2,269,184
51	Jul 18, 2021 22:10	5,901	45,173,672	17,835,000	1,049,000	2,342,912
52	Jul 18, 2021 22:10	5,901	46,388,869	17,891,000	993,000	2,342,912
53	Jul 18, 2021 22:10	5,901	44,630,403	17,889,000	993,000	2,441,216
54	Jul 18, 2021 22:10	5,902	34,610,548	17,893,000	994,000	2,310,144
55	Jul 18, 2021 22:10	5,902	45,204,949	18,885,000	0	2,342,912
56	Jul 18, 2021 22:10	5,902	35,883,184	16,899,000	1,988,000	2,314,240
57	Jul 18, 2021 22:10	5,903	45,513,768	16,902,000	1,988,000	2,342,912
58	Jul 18, 2021 22:10	5,903	38,529,453	17,895,000	994,000	2,342,912
59	Jul 18, 2021 22:10	5,903	42,802,237	16,900,000	1,988,000	2,342,912
60	Jul 18, 2021 22:10	5,903	49,740,541	16,901,000	1,988,000	2,342,912
61	Jul 18, 2021 22:10	5,903	46,052,411	16,900,000	1,988,000	2,314,240
62	Jul 18, 2021 22:10	5,903	48,287,924	17,896,000	994,000	2,342,912
63	Jul 18, 2021 22:10	5,903	50,495,401	16,903,000	1,988,000	2,342,912
64	Jul 18, 2021 22:10	5,906	38,577,797	16,911,000	1,989,000	2,342,912
65	Jul 18, 2021 22:10	5,906	45,003,141	16,910,000	1,989,000	2,314,240
66	Jul 18, 2021 22:10	5,907	46,377,733	16,912,000	1,989,000	2,342,912
67	Jul 18, 2021 22:10	5,908	37,272,383	17,910,000	995,000	2,314,240
68	Jul 18, 2021 22:10	5,922	47,820,721	16,956,000	1,994,000	2,310,144
69	Jul 18, 2021 22:10	5,927	42,820,016	17,967,000	998,000	2,342,912
70	Jul 18, 2021 22:10	5,927	35,667,310	17,968,000	998,000	2,416,640
71	Jul 18, 2021 22:10	5,928	47,103,876	16,973,000	1,996,000	2,342,912
72	Jul 18, 2021 22:10	5,968	91,584,258	19,098,095	0	2,285,568

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