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 15, 2021 21:54

Yuriy Lyfenko

Score: 5,469

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 15, 2021 21:54	5,430	33,167,168	16,355,000	1,022,000	2,260,992
2	May 15, 2021 21:55	5,433	36,728,629	16,363,000	1,022,000	2,260,992
3	May 15, 2021 21:55	5,434	40,037,471	15,343,000	2,045,000	2,383,872
4	May 15, 2021 21:54	5,435	37,774,679	17,391,000	0	2,260,992
5	May 15, 2021 21:54	5,439	39,249,911	16,381,000	1,023,000	2,396,160
6	May 15, 2021 21:55	5,440	31,732,931	16,384,000	1,024,000	2,260,992
7	May 15, 2021 21:55	5,441	32,876,030	17,412,000	0	2,265,088
8	May 15, 2021 21:55	5,442	36,089,833	16,390,000	1,024,000	2,396,160
9	May 15, 2021 21:54	5,444	37,535,685	17,422,000	0	2,396,160
10	May 15, 2021 21:54	5,445	41,252,121	16,399,000	1,024,000	2,523,136
11	May 15, 2021 21:55	5,445	49,957,448	15,375,000	2,050,000	2,523,136
12	May 15, 2021 21:55	5,445	40,687,187	17,423,000	0	2,383,872
13	May 15, 2021 21:55	5,445	41,185,484	15,375,000	2,050,000	2,387,968
14	May 15, 2021 21:55	5,448	39,881,928	17,435,000	0	2,392,064
15	May 15, 2021 21:54	5,449	34,921,790	15,385,000	2,051,000	2,527,232
16	May 15, 2021 21:54	5,453	44,518,451	17,450,000	0	2,396,160
17	May 15, 2021 21:55	5,454	49,801,884	15,401,000	2,053,000	2,265,088
18	May 15, 2021 21:54	5,454	38,743,894	17,453,000	0	2,260,992
19	May 15, 2021 21:55	5,457	40,384,745	17,461,000	0	2,523,136
20	May 15, 2021 21:54	5,457	43,893,775	16,436,000	1,027,000	2,265,088
21	May 15, 2021 21:54	5,457	48,059,941	16,435,000	1,027,000	2,396,160
22	May 15, 2021 21:55	5,459	41,481,679	16,442,000	1,027,000	2,523,136
23	May 15, 2021 21:55	5,460	40,406,821	16,444,000	1,027,000	2,260,992
24	May 15, 2021 21:54	5,460	43,095,167	16,445,000	1,027,000	2,523,136
25	May 15, 2021 21:55	5,460	38,039,529	16,446,000	1,027,000	2,260,992
26	May 15, 2021 21:54	5,460	34,765,796	17,471,000	0	2,486,272
27	May 15, 2021 21:55	5,461	43,465,115	16,448,000	1,028,000	2,383,872
28	May 15, 2021 21:54	5,461	50,153,565	17,474,000	0	2,506,752
29	May 15, 2021 21:54	5,462	38,330,271	16,449,000	1,028,000	2,265,088
30	May 15, 2021 21:55	5,463	43,813,202	15,424,000	2,056,000	2,265,088
31	May 15, 2021 21:55	5,463	37,176,421	16,455,000	1,028,000	2,260,992
32	May 15, 2021 21:55	5,463	43,268,846	17,483,000	0	2,396,160
33	May 15, 2021 21:54	5,464	39,099,399	16,457,000	1,028,000	2,473,984
34	May 15, 2021 21:54	5,464	38,114,503	17,485,000	0	2,392,064
35	May 15, 2021 21:55	5,468	44,185,595	14,411,000	3,088,000	2,523,136
36	May 15, 2021 21:55	5,468	36,313,259	16,467,000	1,029,000	2,260,992
37	May 15, 2021 21:54	5,469	39,060,915	16,473,000	1,029,000	2,392,064
38	May 15, 2021 21:55	5,470	41,023,943	17,505,000	0	2,392,064
39	May 15, 2021 21:54	5,473	45,081,754	17,512,000	0	2,392,064
40	May 15, 2021 21:55	5,473	46,279,774	17,515,000	0	2,523,136
41	May 15, 2021 21:54	5,473	37,051,399	17,513,000	0	2,396,160
42	May 15, 2021 21:55	5,475	39,601,584	16,490,000	1,030,000	2,400,256
43	May 15, 2021 21:54	5,475	41,028,003	16,490,000	1,030,000	2,260,992
44	May 15, 2021 21:55	5,477	40,862,936	17,525,000	0	2,396,160
45	May 15, 2021 21:54	5,477	38,760,987	17,526,000	0	2,523,136
46	May 15, 2021 21:54	5,483	45,085,841	15,481,000	2,064,000	2,523,136
47	May 15, 2021 21:54	5,490	38,044,158	16,592,000	976,000	2,260,992
48	May 15, 2021 21:55	5,493	45,902,676	16,543,000	1,033,000	2,396,160
49	May 15, 2021 21:54	5,493	42,629,782	16,543,000	1,033,000	2,396,160
50	May 15, 2021 21:55	5,507	46,337,025	15,550,000	2,073,000	2,392,064
51	May 15, 2021 21:54	5,532	40,952,530	17,702,000	0	2,396,160
52	May 15, 2021 21:55	5,580	35,672,842	14,880,000	2,976,000	2,523,136
53	May 15, 2021 21:54	5,584	49,461,989	14,892,000	2,978,000	2,260,992
54	May 15, 2021 21:54	5,585	37,261,889	14,894,000	2,978,000	2,523,136
55	May 15, 2021 21:55	5,623	93,219,724	17,994,903	0	2,277,376
56	May 15, 2021 21:54	5,626	82,078,066	18,003,809	0	2,273,280
57	May 15, 2021 21:55	5,631	78,940,794	18,019,864	0	2,277,376
58	May 15, 2021 21:54	5,636	65,351,828	18,033,692	0	2,277,376
59	May 15, 2021 21:54	5,653	74,008,283	18,091,177	0	2,281,472
60	May 15, 2021 21:54	5,654	74,590,464	18,092,382	0	2,277,376
61	May 15, 2021 21:55	5,657	73,422,695	18,102,522	0	2,277,376
62	May 15, 2021 21:55	5,672	84,121,008	18,151,134	0	2,285,568
63	May 15, 2021 21:55	5,672	86,361,629	18,150,349	0	2,273,280
64	May 15, 2021 21:55	5,674	83,223,409	18,155,427	0	2,273,280
65	May 15, 2021 21:54	5,685	80,879,944	18,193,371	0	2,273,280
66	May 15, 2021 21:55	5,687	94,671,663	18,197,859	0	2,277,376
67	May 15, 2021 21:54	5,689	85,011,347	18,204,875	0	2,269,184
68	May 15, 2021 21:54	5,697	83,588,000	18,230,754	0	2,273,280
69	May 15, 2021 21:54	5,704	71,131,821	18,252,771	0	2,285,568
70	May 15, 2021 21:54	5,709	83,657,363	18,267,854	0	2,273,280
71	May 15, 2021 21:55	5,729	60,939,776	18,331,633	0	2,281,472
72	May 15, 2021 21:55	5,741	87,452,692	18,370,627	0	2,281,472

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