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 13, 2021 19:49

alex3d

Score: 4,802

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 13, 2021 19:48	4,732	32,790,642	14,132,000	1,009,000	2,519,040
2	May 13, 2021 19:48	4,735	29,428,885	13,131,000	2,020,000	2,519,040
3	May 13, 2021 19:48	4,737	31,059,148	14,149,000	1,010,000	2,392,064
4	May 13, 2021 19:48	4,743	42,801,577	14,167,000	1,011,000	2,519,040
5	May 13, 2021 19:48	4,744	41,480,825	12,145,000	3,036,000	2,387,968
6	May 13, 2021 19:48	4,746	31,169,477	14,175,000	1,012,000	2,519,040
7	May 13, 2021 19:48	4,747	31,104,830	14,178,000	1,012,000	2,506,752
8	May 13, 2021 19:48	4,749	31,081,932	14,184,000	1,013,000	2,519,040
9	May 13, 2021 19:48	4,749	36,173,652	14,183,000	1,013,000	2,392,064
10	May 13, 2021 19:48	4,752	36,491,178	14,192,000	1,013,000	2,523,136
11	May 13, 2021 19:48	4,753	41,545,290	13,183,000	2,028,000	2,396,160
12	May 13, 2021 19:48	4,755	32,229,010	13,187,000	2,028,000	2,519,040
13	May 13, 2021 19:48	4,766	30,788,757	13,217,000	2,033,000	2,260,992
14	May 13, 2021 19:48	4,767	46,618,124	13,221,000	2,034,000	2,383,872
15	May 13, 2021 19:48	4,774	30,686,135	14,259,000	1,018,000	2,510,848
16	May 13, 2021 19:48	4,776	33,237,196	13,246,000	2,037,000	2,396,160
17	May 13, 2021 19:48	4,781	33,363,826	15,299,000	0	2,519,040
18	May 13, 2021 19:49	4,783	28,964,919	15,305,000	0	2,519,040
19	May 13, 2021 19:48	4,786	33,764,813	13,274,000	2,042,000	2,519,040
20	May 13, 2021 19:50	4,790	32,823,480	13,285,000	2,043,000	2,519,040
21	May 13, 2021 19:50	4,791	33,477,377	13,286,000	2,044,000	2,392,064
22	May 13, 2021 19:49	4,792	30,927,676	12,268,000	3,067,000	2,392,064
23	May 13, 2021 19:50	4,794	42,865,835	14,318,000	1,022,000	2,519,040
24	May 13, 2021 19:50	4,797	29,865,051	13,304,000	2,046,000	2,527,232
25	May 13, 2021 19:49	4,802	35,312,640	14,343,000	1,024,000	2,519,040
26	May 13, 2021 19:49	4,802	31,050,929	14,343,000	1,024,000	2,523,136
27	May 13, 2021 19:50	4,804	31,229,381	15,374,000	0	2,519,040
28	May 13, 2021 19:49	4,808	33,086,422	14,361,000	1,025,000	2,392,064
29	May 13, 2021 19:50	4,808	36,623,476	14,359,000	1,025,000	2,519,040
30	May 13, 2021 19:49	4,810	31,170,176	12,315,000	3,078,000	2,265,088
31	May 13, 2021 19:50	4,814	31,610,424	13,352,000	2,054,000	2,519,040
32	May 13, 2021 19:49	4,818	37,318,327	14,390,000	1,027,000	2,482,176
33	May 13, 2021 19:50	4,820	32,360,798	14,397,000	1,028,000	2,519,040
34	May 13, 2021 19:49	4,824	35,390,509	14,407,000	1,029,000	2,519,040
35	May 13, 2021 19:50	4,825	32,969,009	15,441,000	0	2,519,040
36	May 13, 2021 19:49	4,827	34,456,759	13,387,000	2,059,000	2,379,776
37	May 13, 2021 19:48	4,989	76,858,764	15,966,094	0	2,273,280
38	May 13, 2021 19:48	5,027	83,629,572	16,084,967	0	2,281,472
39	May 13, 2021 19:48	5,031	75,328,482	16,098,431	0	2,277,376
40	May 13, 2021 19:48	5,035	79,824,730	16,111,833	0	2,285,568
41	May 13, 2021 19:48	5,037	61,773,514	16,119,376	0	2,273,280
42	May 13, 2021 19:49	5,072	99,891,536	16,229,462	0	2,277,376
43	May 13, 2021 19:50	5,074	81,193,471	16,236,434	0	2,281,472
44	May 13, 2021 19:50	5,081	75,107,017	16,257,754	0	2,273,280
45	May 13, 2021 19:50	5,081	78,414,141	16,259,282	0	2,289,664
46	May 13, 2021 19:48	5,085	76,678,013	16,273,523	0	2,281,472
47	May 13, 2021 19:49	5,086	76,233,564	16,274,204	0	2,269,184
48	May 13, 2021 19:49	5,100	75,059,335	16,319,635	0	2,281,472

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