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 listSep 4, 2021 21:46

Andrey Tsvetkov

Score: 5,633

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Sep 4, 2021 21:46	5,585	46,031,417	16,879,000	992,000	2,342,912
2	Sep 4, 2021 21:46	5,590	45,227,930	16,896,000	993,000	2,428,928
3	Sep 4, 2021 21:47	5,591	45,287,986	16,898,000	994,000	2,342,912
4	Sep 4, 2021 21:45	5,592	45,090,489	17,895,000	0	2,342,912
5	Sep 4, 2021 21:45	5,592	41,848,545	15,907,000	1,988,000	2,338,816
6	Sep 4, 2021 21:46	5,594	34,811,822	15,912,000	1,989,000	2,441,216
7	Sep 4, 2021 21:45	5,596	33,955,403	16,914,000	994,000	2,428,928
8	Sep 4, 2021 21:46	5,598	43,262,816	16,919,000	995,000	2,433,024
9	Sep 4, 2021 21:47	5,600	42,653,160	16,926,000	995,000	2,342,912
10	Sep 4, 2021 21:47	5,603	46,225,460	16,934,000	996,000	2,433,024
11	Sep 4, 2021 21:46	5,603	47,664,596	16,934,000	996,000	2,342,912
12	Sep 4, 2021 21:47	5,603	44,798,364	16,935,000	996,000	2,342,912
13	Sep 4, 2021 21:45	5,605	45,872,855	16,939,000	996,000	2,428,928
14	Sep 4, 2021 21:45	5,606	43,111,512	15,945,000	1,993,000	2,441,216
15	Sep 4, 2021 21:45	5,608	37,861,123	15,953,000	1,994,000	2,437,120
16	Sep 4, 2021 21:45	5,609	46,738,427	15,954,000	1,994,000	2,445,312
17	Sep 4, 2021 21:46	5,611	38,370,373	16,959,000	997,000	2,433,024
18	Sep 4, 2021 21:47	5,612	43,287,750	15,964,000	1,995,000	2,297,856
19	Sep 4, 2021 21:46	5,612	34,260,235	16,961,000	997,000	2,433,024
20	Sep 4, 2021 21:46	5,617	43,015,911	16,975,000	998,000	2,342,912
21	Sep 4, 2021 21:46	5,621	41,819,175	15,988,000	1,998,000	2,445,312
22	Sep 4, 2021 21:46	5,622	43,054,245	15,991,000	1,998,000	2,433,024
23	Sep 4, 2021 21:45	5,624	51,598,255	16,998,000	999,000	2,342,912
24	Sep 4, 2021 21:45	5,624	41,623,026	15,999,000	1,999,000	2,531,328
25	Sep 4, 2021 21:47	5,626	37,358,534	17,002,000	1,000,000	2,338,816
26	Sep 4, 2021 21:45	5,627	35,250,228	17,007,000	1,000,000	2,338,816
27	Sep 4, 2021 21:47	5,628	45,412,072	17,008,000	1,000,000	2,441,216
28	Sep 4, 2021 21:46	5,631	42,579,936	16,016,000	2,002,000	2,433,024
29	Sep 4, 2021 21:46	5,631	96,779,961	18,018,022	0	2,256,896
30	Sep 4, 2021 21:45	5,632	38,135,678	17,022,000	1,001,000	2,301,952
31	Sep 4, 2021 21:45	5,633	37,903,838	16,022,000	2,002,000	2,428,928
32	Sep 4, 2021 21:47	5,634	49,259,123	17,029,000	1,001,000	2,433,024
33	Sep 4, 2021 21:45	5,634	94,235,966	18,027,918	0	2,273,280
34	Sep 4, 2021 21:45	5,635	83,066,225	18,030,520	0	2,273,280
35	Sep 4, 2021 21:46	5,635	45,524,768	17,032,000	1,001,000	2,433,024
36	Sep 4, 2021 21:45	5,638	50,687,432	17,039,000	1,002,000	2,441,216
37	Sep 4, 2021 21:46	5,639	78,308,896	18,044,175	0	2,269,184
38	Sep 4, 2021 21:46	5,640	43,950,467	16,042,000	2,005,000	2,433,024
39	Sep 4, 2021 21:45	5,640	36,549,694	16,043,000	2,005,000	2,437,120
40	Sep 4, 2021 21:46	5,642	95,076,500	18,054,498	0	2,277,376
41	Sep 4, 2021 21:46	5,643	37,771,824	16,050,000	2,006,000	2,433,024
42	Sep 4, 2021 21:45	5,647	44,911,116	15,059,000	3,011,000	2,342,912
43	Sep 4, 2021 21:45	5,647	35,118,371	16,062,000	2,007,000	2,342,912
44	Sep 4, 2021 21:45	5,651	87,234,718	18,082,287	0	2,285,568
45	Sep 4, 2021 21:45	5,654	91,454,649	18,093,524	0	2,273,280
46	Sep 4, 2021 21:47	5,657	44,885,643	16,090,000	2,011,000	2,334,720
47	Sep 4, 2021 21:46	5,657	45,728,706	16,090,000	2,011,000	2,342,912
48	Sep 4, 2021 21:46	5,659	41,155,225	17,102,000	1,006,000	2,428,928
49	Sep 4, 2021 21:46	5,659	45,123,316	16,098,000	2,012,000	2,342,912
50	Sep 4, 2021 21:45	5,660	45,098,535	16,101,000	2,012,000	2,433,024
51	Sep 4, 2021 21:45	5,678	57,016,557	18,170,592	0	2,277,376
52	Sep 4, 2021 21:45	5,680	48,602,437	16,157,000	2,019,000	2,342,912
53	Sep 4, 2021 21:46	5,682	107,073,096	18,182,345	0	2,269,184
54	Sep 4, 2021 21:46	5,687	34,976,581	16,176,000	2,022,000	2,437,120
55	Sep 4, 2021 21:46	5,689	89,024,749	18,203,277	0	2,260,992
56	Sep 4, 2021 21:47	5,701	81,184,022	18,242,066	0	2,281,472
57	Sep 4, 2021 21:45	5,761	86,820,313	18,433,963	0	2,269,184
58	Sep 4, 2021 21:46	5,791	80,816,672	18,531,222	0	2,273,280
59	Sep 4, 2021 21:47	5,796	78,346,467	18,546,066	0	2,273,280
60	Sep 4, 2021 21:47	5,842	83,894,755	18,695,595	0	2,277,376

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