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 22:13

Andrey Tsvetkov

Score: 5,665

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jul 18, 2021 22:13	5,626	45,686,521	17,003,000	1,000,000	2,342,912
2	Jul 18, 2021 22:13	5,628	44,499,596	17,010,000	1,000,000	2,342,912
3	Jul 18, 2021 22:13	5,629	50,144,549	17,012,000	1,000,000	2,314,240
4	Jul 18, 2021 22:13	5,629	48,414,508	16,013,000	2,001,000	2,306,048
5	Jul 18, 2021 22:13	5,631	42,208,643	17,018,000	1,001,000	2,306,048
6	Jul 18, 2021 22:13	5,632	34,147,678	16,021,000	2,002,000	2,342,912
7	Jul 18, 2021 22:13	5,632	47,416,654	17,020,000	1,001,000	2,342,912
8	Jul 18, 2021 22:12	5,633	43,195,318	17,025,000	1,001,000	2,342,912
9	Jul 18, 2021 22:12	5,635	82,338,312	18,033,105	0	2,289,664
10	Jul 18, 2021 22:13	5,637	41,296,752	16,034,000	2,004,000	2,342,912
11	Jul 18, 2021 22:13	5,639	48,874,839	17,042,000	1,002,000	2,342,912
12	Jul 18, 2021 22:13	5,639	42,751,066	17,044,000	1,002,000	2,314,240
13	Jul 18, 2021 22:13	5,639	85,919,449	18,046,393	0	2,289,664
14	Jul 18, 2021 22:13	5,640	34,510,389	17,045,000	1,002,000	2,338,816
15	Jul 18, 2021 22:13	5,641	47,134,197	17,050,000	1,002,000	2,314,240
16	Jul 18, 2021 22:13	5,643	44,873,746	17,053,000	1,003,000	2,342,912
17	Jul 18, 2021 22:13	5,643	48,085,808	17,053,000	1,003,000	2,342,912
18	Jul 18, 2021 22:13	5,643	96,192,234	18,056,833	0	2,289,664
19	Jul 18, 2021 22:13	5,644	43,934,954	16,055,000	2,006,000	2,306,048
20	Jul 18, 2021 22:13	5,644	43,869,198	16,055,000	2,006,000	2,314,240
21	Jul 18, 2021 22:12	5,644	45,031,379	15,051,000	3,010,000	2,310,144
22	Jul 18, 2021 22:13	5,644	46,722,106	17,059,000	1,003,000	2,314,240
23	Jul 18, 2021 22:13	5,644	72,718,217	18,061,374	0	2,285,568
24	Jul 18, 2021 22:13	5,649	36,962,937	17,073,000	1,004,000	2,342,912
25	Jul 18, 2021 22:13	5,650	33,178,909	16,071,000	2,008,000	2,342,912
26	Jul 18, 2021 22:13	5,651	34,053,833	16,075,000	2,009,000	2,342,912
27	Jul 18, 2021 22:13	5,652	44,103,039	17,081,000	1,004,000	2,342,912
28	Jul 18, 2021 22:13	5,652	35,794,376	16,076,000	2,009,000	2,301,952
29	Jul 18, 2021 22:13	5,653	42,961,535	16,079,000	2,009,000	2,342,912
30	Jul 18, 2021 22:13	5,655	34,487,995	17,092,000	1,005,000	2,342,912
31	Jul 18, 2021 22:12	5,655	44,065,480	16,087,000	2,010,000	2,306,048
32	Jul 18, 2021 22:13	5,655	35,654,625	16,086,000	2,010,000	2,314,240
33	Jul 18, 2021 22:12	5,656	50,275,404	16,088,000	2,011,000	2,342,912
34	Jul 18, 2021 22:12	5,657	40,141,206	17,096,000	1,005,000	2,342,912
35	Jul 18, 2021 22:12	5,657	72,477,617	18,102,319	0	2,285,568
36	Jul 18, 2021 22:13	5,657	48,201,447	16,091,000	2,011,000	2,342,912
37	Jul 18, 2021 22:13	5,659	46,219,650	16,098,000	2,012,000	2,334,720
38	Jul 18, 2021 22:13	5,661	50,073,480	17,109,000	1,006,000	2,310,144
39	Jul 18, 2021 22:13	5,664	73,316,574	18,126,303	0	2,277,376
40	Jul 18, 2021 22:13	5,664	87,043,125	18,125,541	0	2,269,184
41	Jul 18, 2021 22:13	5,665	63,388,580	18,126,480	0	2,289,664
42	Jul 18, 2021 22:13	5,665	42,250,189	16,114,000	2,014,000	2,342,912
43	Jul 18, 2021 22:13	5,665	36,405,257	16,114,000	2,014,000	2,310,144
44	Jul 18, 2021 22:12	5,665	43,498,702	16,115,000	2,014,000	2,306,048
45	Jul 18, 2021 22:13	5,665	43,807,961	17,121,000	1,007,000	2,342,912
46	Jul 18, 2021 22:13	5,666	55,297,434	18,130,569	0	2,273,280
47	Jul 18, 2021 22:13	5,667	78,378,567	18,135,065	0	2,289,664
48	Jul 18, 2021 22:13	5,668	46,440,207	16,121,000	2,015,000	2,342,912
49	Jul 18, 2021 22:13	5,669	51,874,671	16,125,000	2,015,000	2,342,912
50	Jul 18, 2021 22:13	5,669	35,534,238	16,125,000	2,015,000	2,342,912
51	Jul 18, 2021 22:13	5,671	32,434,422	17,138,000	1,008,000	2,342,912
52	Jul 18, 2021 22:13	5,672	71,015,731	18,150,686	0	2,277,376
53	Jul 18, 2021 22:13	5,673	43,729,393	16,137,000	2,017,000	2,310,144
54	Jul 18, 2021 22:12	5,673	46,759,151	17,147,000	1,008,000	2,314,240
55	Jul 18, 2021 22:13	5,674	34,238,053	17,148,000	1,008,000	2,342,912
56	Jul 18, 2021 22:13	5,675	49,406,635	16,142,000	2,017,000	2,342,912
57	Jul 18, 2021 22:13	5,678	43,063,476	17,160,000	1,009,000	2,342,912
58	Jul 18, 2021 22:13	5,680	59,520,886	18,177,424	0	2,289,664
59	Jul 18, 2021 22:13	5,680	87,639,486	18,176,955	0	2,285,568
60	Jul 18, 2021 22:13	5,682	41,964,317	17,172,000	1,010,000	2,342,912
61	Jul 18, 2021 22:13	5,682	60,842,018	18,180,885	0	2,281,472
62	Jul 18, 2021 22:12	5,683	43,239,219	16,167,000	2,020,000	2,342,912
63	Jul 18, 2021 22:13	5,684	39,944,999	17,178,000	1,010,000	2,342,912
64	Jul 18, 2021 22:13	5,684	44,897,967	16,168,000	2,021,000	2,306,048
65	Jul 18, 2021 22:13	5,685	38,263,221	16,171,000	2,021,000	2,342,912
66	Jul 18, 2021 22:13	5,687	92,885,512	18,196,986	0	2,273,280
67	Jul 18, 2021 22:13	5,687	35,715,365	17,188,000	1,011,000	2,342,912
68	Jul 18, 2021 22:13	5,688	38,620,177	17,190,000	1,011,000	2,342,912
69	Jul 18, 2021 22:12	5,688	84,465,861	18,200,580	0	2,285,568
70	Jul 18, 2021 22:13	5,690	40,579,262	16,186,000	2,023,000	2,408,448
71	Jul 18, 2021 22:12	5,697	44,934,182	16,205,000	2,025,000	2,342,912
72	Jul 18, 2021 22:13	5,697	83,936,050	18,231,936	0	2,277,376
73	Jul 18, 2021 22:13	5,704	37,345,195	17,239,000	1,014,000	2,310,144
74	Jul 18, 2021 22:13	5,705	43,475,232	17,242,000	1,014,000	2,310,144
75	Jul 18, 2021 22:13	5,707	40,623,060	16,234,000	2,029,000	2,400,256
76	Jul 18, 2021 22:13	5,708	39,993,048	17,252,000	1,014,000	2,342,912
77	Jul 18, 2021 22:13	5,713	39,700,634	16,250,000	2,031,000	2,424,832
78	Jul 18, 2021 22:13	5,713	49,239,536	16,252,000	2,031,000	2,412,544
79	Jul 18, 2021 22:13	5,718	42,376,461	16,266,000	2,033,000	2,310,144
80	Jul 18, 2021 22:13	5,728	83,132,644	18,330,957	0	2,277,376
81	Jul 18, 2021 22:13	5,743	41,367,464	16,336,000	2,042,000	2,314,240
82	Jul 18, 2021 22:13	5,854	100,076,520	18,733,039	0	2,285,568
83	Jul 18, 2021 22:13	5,873	86,444,303	18,794,561	0	2,281,472
84	Jul 18, 2021 22:13	6,230	80,540,028	19,937,383	0	2,277,376

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