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 21:46

Andrey Tsvetkov

Score: 5,638

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jul 18, 2021 21:46	5,591	46,313,471	16,898,000	994,000	2,342,912
2	Jul 18, 2021 21:47	5,592	46,403,397	15,907,000	1,988,000	2,342,912
3	Jul 18, 2021 21:46	5,594	34,375,881	16,908,000	994,000	2,342,912
4	Jul 18, 2021 21:46	5,598	44,362,407	15,924,000	1,990,000	2,314,240
5	Jul 18, 2021 21:47	5,600	31,450,905	16,925,000	995,000	2,310,144
6	Jul 18, 2021 21:46	5,603	50,996,062	16,934,000	996,000	2,318,336
7	Jul 18, 2021 21:46	5,604	45,971,994	16,936,000	996,000	2,342,912
8	Jul 18, 2021 21:46	5,605	42,107,944	16,941,000	996,000	2,306,048
9	Jul 18, 2021 21:46	5,607	46,020,855	16,945,000	996,000	2,342,912
10	Jul 18, 2021 21:46	5,608	45,932,872	16,949,000	997,000	2,342,912
11	Jul 18, 2021 21:46	5,608	42,165,724	15,951,000	1,993,000	2,314,240
12	Jul 18, 2021 21:46	5,609	41,743,547	16,953,000	997,000	2,433,024
13	Jul 18, 2021 21:46	5,611	48,394,532	16,958,000	997,000	2,342,912
14	Jul 18, 2021 21:46	5,611	45,084,333	16,958,000	997,000	2,342,912
15	Jul 18, 2021 21:46	5,611	46,008,639	15,961,000	1,995,000	2,433,024
16	Jul 18, 2021 21:46	5,612	42,742,305	15,962,000	1,995,000	2,310,144
17	Jul 18, 2021 21:47	5,612	39,556,984	15,963,000	1,995,000	2,342,912
18	Jul 18, 2021 21:46	5,615	45,197,368	16,971,000	998,000	2,342,912
19	Jul 18, 2021 21:46	5,616	44,496,571	16,974,000	998,000	2,314,240
20	Jul 18, 2021 21:47	5,616	38,740,468	16,972,000	998,000	2,314,240
21	Jul 18, 2021 21:46	5,620	45,172,407	15,986,000	1,998,000	2,342,912
22	Jul 18, 2021 21:46	5,623	39,097,289	16,995,000	999,000	2,342,912
23	Jul 18, 2021 21:46	5,624	49,733,872	16,998,000	999,000	2,342,912
24	Jul 18, 2021 21:47	5,625	34,985,180	17,000,000	1,000,000	2,342,912
25	Jul 18, 2021 21:46	5,626	33,753,350	17,003,000	1,000,000	2,342,912
26	Jul 18, 2021 21:46	5,626	42,993,187	17,002,000	1,000,000	2,314,240
27	Jul 18, 2021 21:46	5,628	46,828,572	17,008,000	1,000,000	2,342,912
28	Jul 18, 2021 21:46	5,628	36,616,324	16,009,000	2,001,000	2,342,912
29	Jul 18, 2021 21:46	5,628	45,521,004	16,008,000	2,001,000	2,342,912
30	Jul 18, 2021 21:46	5,629	48,888,615	17,013,000	1,000,000	2,314,240
31	Jul 18, 2021 21:46	5,631	47,719,078	16,016,000	2,002,000	2,412,544
32	Jul 18, 2021 21:46	5,633	45,255,735	16,023,000	2,002,000	2,342,912
33	Jul 18, 2021 21:46	5,633	46,826,229	17,024,000	1,001,000	2,318,336
34	Jul 18, 2021 21:46	5,634	43,193,541	16,027,000	2,003,000	2,310,144
35	Jul 18, 2021 21:46	5,635	42,570,387	16,028,000	2,003,000	2,342,912
36	Jul 18, 2021 21:46	5,637	44,898,706	17,035,000	1,002,000	2,342,912
37	Jul 18, 2021 21:46	5,638	45,490,310	16,036,000	2,004,000	2,314,240
38	Jul 18, 2021 21:46	5,639	43,540,370	17,044,000	1,002,000	2,310,144
39	Jul 18, 2021 21:46	5,639	43,686,843	16,041,000	2,005,000	2,318,336
40	Jul 18, 2021 21:46	5,640	43,663,314	17,045,000	1,002,000	2,342,912
41	Jul 18, 2021 21:46	5,643	39,507,120	17,055,000	1,003,000	2,342,912
42	Jul 18, 2021 21:46	5,643	45,012,348	16,051,000	2,006,000	2,314,240
43	Jul 18, 2021 21:46	5,643	45,183,523	16,053,000	2,006,000	2,314,240
44	Jul 18, 2021 21:46	5,645	45,298,024	16,056,000	2,007,000	2,306,048
45	Jul 18, 2021 21:46	5,649	35,510,110	16,068,000	2,008,000	2,342,912
46	Jul 18, 2021 21:46	5,649	45,142,618	16,070,000	2,008,000	2,301,952
47	Jul 18, 2021 21:46	5,650	34,969,746	17,076,000	1,004,000	2,342,912
48	Jul 18, 2021 21:47	5,650	53,184,627	16,071,000	2,008,000	2,441,216
49	Jul 18, 2021 21:46	5,650	45,980,885	17,075,000	1,004,000	2,342,912
50	Jul 18, 2021 21:47	5,651	46,595,598	17,079,000	1,004,000	2,342,912
51	Jul 18, 2021 21:47	5,659	44,986,231	16,097,000	2,012,000	2,306,048
52	Jul 18, 2021 21:46	5,667	91,792,714	18,133,440	0	2,289,664
53	Jul 18, 2021 21:46	5,668	86,020,400	18,137,921	0	2,277,376
54	Jul 18, 2021 21:46	5,669	38,290,093	16,127,000	2,015,000	2,342,912
55	Jul 18, 2021 21:46	5,671	46,450,463	16,131,000	2,016,000	2,342,912
56	Jul 18, 2021 21:47	5,673	86,451,196	18,153,291	0	2,277,376
57	Jul 18, 2021 21:47	5,684	49,144,088	16,168,000	2,021,000	2,342,912
58	Jul 18, 2021 21:46	5,698	73,870,819	18,233,506	0	2,277,376
59	Jul 18, 2021 21:46	5,706	84,342,340	18,258,616	0	2,285,568
60	Jul 18, 2021 21:46	5,708	67,498,177	18,265,434	0	2,281,472
61	Jul 18, 2021 21:46	5,712	80,999,972	18,279,723	0	2,285,568
62	Jul 18, 2021 21:46	5,719	62,275,616	18,299,841	0	2,277,376
63	Jul 18, 2021 21:46	5,720	84,407,809	18,302,592	0	2,281,472
64	Jul 18, 2021 21:46	5,721	86,095,598	18,307,537	0	2,285,568
65	Jul 18, 2021 21:46	5,732	73,439,566	18,342,528	0	2,256,896
66	Jul 18, 2021 21:46	5,745	83,078,822	18,382,832	0	2,273,280
67	Jul 18, 2021 21:46	5,761	87,337,008	18,436,216	0	2,285,568
68	Jul 18, 2021 21:47	5,792	90,543,566	18,534,005	0	2,281,472
69	Jul 18, 2021 21:46	5,799	89,708,937	18,557,336	0	2,281,472
70	Jul 18, 2021 21:47	5,846	84,879,753	18,708,780	0	2,277,376
71	Jul 18, 2021 21:46	5,878	60,741,414	18,810,036	0	2,277,376
72	Jul 18, 2021 21:46	6,230	101,888,761	19,936,980	0	2,301,952

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