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 19, 2021 23:14

alex3d

Score: 5,540

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 19, 2021 23:15	5,489	33,692,203	16,532,000	1,033,000	2,535,424
2	May 19, 2021 23:14	5,495	33,600,973	16,551,000	1,034,000	2,445,312
3	May 19, 2021 23:14	5,496	39,796,676	16,552,000	1,034,000	2,445,312
4	May 19, 2021 23:15	5,503	32,143,136	17,611,000	0	2,273,280
5	May 19, 2021 23:15	5,503	33,384,900	17,611,000	0	2,449,408
6	May 19, 2021 23:15	5,506	34,937,342	16,582,000	1,036,000	2,535,424
7	May 19, 2021 23:15	5,506	44,575,034	16,582,000	1,036,000	2,535,424
8	May 19, 2021 23:15	5,507	44,389,310	16,586,000	1,036,000	2,535,424
9	May 19, 2021 23:15	5,507	42,056,607	16,586,000	1,036,000	2,531,328
10	May 19, 2021 23:15	5,511	45,504,213	16,598,000	1,037,000	2,453,504
11	May 19, 2021 23:15	5,511	42,764,275	16,598,000	1,037,000	2,441,216
12	May 19, 2021 23:14	5,513	42,305,015	16,603,000	1,037,000	2,535,424
13	May 19, 2021 23:14	5,517	45,868,724	17,654,000	0	2,273,280
14	May 19, 2021 23:15	5,517	43,574,784	16,615,000	1,038,000	2,449,408
15	May 19, 2021 23:14	5,519	50,272,060	16,622,000	1,038,000	2,273,280
16	May 19, 2021 23:15	5,523	44,904,424	16,633,000	1,039,000	2,441,216
17	May 19, 2021 23:14	5,524	41,528,468	16,639,000	1,039,000	2,441,216
18	May 19, 2021 23:15	5,531	44,954,673	16,659,000	1,041,000	2,535,424
19	May 19, 2021 23:15	5,534	44,286,840	16,668,000	1,041,000	2,273,280
20	May 19, 2021 23:15	5,536	42,979,454	16,673,000	1,042,000	2,535,424
21	May 19, 2021 23:15	5,536	47,603,077	16,673,000	1,042,000	2,531,328
22	May 19, 2021 23:15	5,538	41,708,003	16,679,000	1,042,000	2,269,184
23	May 19, 2021 23:15	5,540	42,316,785	16,685,000	1,042,000	2,535,424
24	May 19, 2021 23:15	5,586	48,601,539	15,889,000	1,986,000	2,273,280
25	May 19, 2021 23:14	5,589	32,644,975	15,898,000	1,987,000	2,535,424
26	May 19, 2021 23:14	5,590	43,769,892	15,901,000	1,987,000	2,535,424
27	May 19, 2021 23:14	5,592	43,696,145	16,899,000	994,000	2,433,024
28	May 19, 2021 23:15	5,709	82,028,404	18,269,026	0	2,203,648
29	May 19, 2021 23:15	5,728	76,030,728	18,330,757	0	2,203,648
30	May 19, 2021 23:14	5,735	90,343,241	18,353,044	0	2,207,744
31	May 19, 2021 23:14	5,750	71,993,980	18,399,967	0	2,211,840
32	May 19, 2021 23:14	5,750	58,415,272	18,398,924	0	2,199,552
33	May 19, 2021 23:15	5,750	86,650,268	18,401,265	0	2,215,936
34	May 19, 2021 23:15	5,750	93,175,125	18,400,805	0	2,203,648
35	May 19, 2021 23:14	5,751	73,714,978	18,404,765	0	2,195,456
36	May 19, 2021 23:15	5,758	91,471,500	18,426,119	0	2,199,552
37	May 19, 2021 23:15	5,763	70,733,759	18,443,155	0	2,195,456
38	May 19, 2021 23:15	5,765	53,110,223	18,449,422	0	2,187,264
39	May 19, 2021 23:15	5,774	55,812,381	18,477,881	0	2,199,552
40	May 19, 2021 23:14	5,785	85,121,390	18,510,969	0	2,203,648
41	May 19, 2021 23:15	5,790	85,721,865	18,526,698	0	2,199,552
42	May 19, 2021 23:15	5,793	50,430,428	18,536,289	0	2,199,552
43	May 19, 2021 23:15	5,814	72,824,648	18,603,972	0	2,203,648
44	May 19, 2021 23:15	5,815	84,087,677	18,606,589	0	2,203,648
45	May 19, 2021 23:14	5,824	86,976,314	18,636,784	0	2,195,456

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