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 22:04

Andrey Tsvetkov

Score: 5,641

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Sep 4, 2021 22:08	5,592	42,134,185	16,900,000	994,000	2,342,912
2	Sep 5, 2021 12:22	5,596	49,013,434	15,919,000	1,989,000	2,437,120
3	Sep 4, 2021 22:04	5,601	51,651,742	15,932,000	1,991,000	2,342,912
4	Sep 5, 2021 12:22	5,603	49,818,590	16,935,000	996,000	2,424,832
5	Sep 4, 2021 22:06	5,604	43,554,571	16,937,000	996,000	2,342,912
6	Sep 4, 2021 22:08	5,605	31,282,240	16,939,000	996,000	2,428,928
7	Sep 4, 2021 22:06	5,606	36,841,431	16,943,000	996,000	2,441,216
8	Sep 4, 2021 22:02	5,606	34,254,684	16,943,000	996,000	2,437,120
9	Sep 5, 2021 12:22	5,607	46,477,200	16,945,000	996,000	2,433,024
10	Sep 4, 2021 22:04	5,607	32,213,179	16,947,000	996,000	2,445,312
11	Sep 4, 2021 22:02	5,609	45,587,542	14,957,000	2,991,000	2,441,216
12	Sep 4, 2021 22:08	5,610	43,122,043	16,954,000	997,000	2,437,120
13	Sep 4, 2021 22:04	5,611	47,881,383	16,957,000	997,000	2,433,024
14	Sep 4, 2021 22:02	5,612	42,444,591	15,962,000	1,995,000	2,437,120
15	Sep 4, 2021 22:06	5,612	42,687,745	16,962,000	997,000	2,433,024
16	Sep 4, 2021 22:02	5,613	32,497,757	15,967,000	1,995,000	2,347,008
17	Sep 5, 2021 12:22	5,617	46,320,027	15,976,000	1,997,000	2,437,120
18	Sep 4, 2021 22:02	5,618	48,619,183	16,979,000	998,000	2,433,024
19	Sep 5, 2021 12:22	5,619	48,898,650	16,982,000	998,000	2,342,912
20	Sep 4, 2021 22:08	5,619	50,040,085	16,982,000	998,000	2,437,120
21	Sep 4, 2021 22:08	5,621	42,661,934	16,988,000	999,000	2,342,912
22	Sep 5, 2021 12:22	5,623	32,886,266	16,994,000	999,000	2,338,816
23	Sep 4, 2021 22:04	5,624	40,801,834	16,999,000	999,000	2,342,912
24	Sep 4, 2021 22:08	5,628	45,748,646	17,011,000	1,000,000	2,342,912
25	Sep 4, 2021 22:06	5,635	32,713,995	17,031,000	1,001,000	2,433,024
26	Sep 5, 2021 12:22	5,636	32,824,249	16,031,000	2,003,000	2,338,816
27	Sep 4, 2021 22:06	5,637	38,341,385	17,035,000	1,002,000	2,424,832
28	Sep 4, 2021 22:04	5,638	47,673,983	16,038,000	2,004,000	2,441,216
29	Sep 4, 2021 22:04	5,640	49,788,436	17,046,000	1,002,000	2,437,120
30	Sep 4, 2021 22:02	5,640	41,888,300	16,042,000	2,005,000	2,342,912
31	Sep 4, 2021 22:08	5,641	48,975,369	17,050,000	1,002,000	2,437,120
32	Sep 4, 2021 22:02	5,646	90,878,205	18,066,975	0	2,277,376
33	Sep 4, 2021 22:06	5,648	42,215,151	17,068,000	1,004,000	2,428,928
34	Sep 4, 2021 22:06	5,648	44,967,943	16,064,000	2,008,000	2,437,120
35	Sep 4, 2021 22:04	5,648	88,303,772	18,074,207	0	2,281,472
36	Sep 4, 2021 22:06	5,649	35,105,390	16,068,000	2,008,000	2,437,120
37	Sep 4, 2021 22:02	5,650	32,813,333	17,077,000	1,004,000	2,428,928
38	Sep 4, 2021 22:02	5,650	75,450,745	18,080,110	0	2,273,280
39	Sep 4, 2021 22:02	5,654	37,640,152	16,084,000	2,010,000	2,338,816
40	Sep 5, 2021 12:22	5,659	73,145,186	18,109,848	0	2,281,472
41	Sep 5, 2021 12:22	5,661	45,132,360	17,109,000	1,006,000	2,441,216
42	Sep 4, 2021 22:06	5,663	73,595,428	18,120,325	0	2,273,280
43	Sep 4, 2021 22:08	5,664	42,851,020	16,111,000	2,013,000	2,342,912
44	Sep 4, 2021 22:06	5,665	38,185,780	16,113,000	2,014,000	2,342,912
45	Sep 4, 2021 22:08	5,665	44,015,893	17,122,000	1,007,000	2,437,120
46	Sep 4, 2021 22:08	5,665	85,026,573	18,126,724	0	2,277,376
47	Sep 4, 2021 22:04	5,666	35,373,224	17,123,000	1,007,000	2,437,120
48	Sep 5, 2021 12:22	5,670	36,417,165	16,129,000	2,016,000	2,338,816
49	Sep 4, 2021 22:06	5,670	72,961,999	18,144,615	0	2,277,376
50	Sep 4, 2021 22:08	5,677	58,865,603	18,166,401	0	2,269,184
51	Sep 4, 2021 22:04	5,678	35,125,429	17,160,000	1,009,000	2,433,024
52	Sep 4, 2021 22:02	5,687	44,400,696	16,176,000	2,022,000	2,342,912
53	Sep 4, 2021 22:04	5,691	85,331,105	18,212,745	0	2,273,280
54	Sep 4, 2021 22:06	5,695	74,134,047	18,224,247	0	2,285,568
55	Sep 4, 2021 22:02	5,695	81,471,077	18,223,001	0	2,269,184
56	Sep 4, 2021 22:04	5,698	33,248,952	17,222,000	1,013,000	2,437,120
57	Sep 4, 2021 22:08	5,698	73,951,563	18,234,099	0	2,265,088
58	Sep 5, 2021 12:22	5,740	61,040,507	18,366,863	0	2,269,184
59	Sep 4, 2021 22:04	5,806	89,026,697	18,580,767	0	2,273,280
60	Sep 5, 2021 12:22	5,971	99,834,444	19,107,959	0	2,269,184

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