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 23:23

alex3d

Score: 4,881

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 19, 2021 23:23	4,842	37,732,779	14,462,000	1,033,000	2,449,408
2	May 19, 2021 23:23	4,844	36,602,421	14,467,000	1,033,000	2,449,408
3	May 19, 2021 23:23	4,849	37,702,523	14,483,000	1,034,000	2,441,216
4	May 19, 2021 23:23	4,850	29,945,889	14,485,000	1,034,000	2,535,424
5	May 19, 2021 23:23	4,852	38,941,274	14,491,000	1,035,000	2,445,312
6	May 19, 2021 23:23	4,853	36,657,670	14,495,000	1,035,000	2,441,216
7	May 19, 2021 23:23	4,854	27,699,628	14,498,000	1,035,000	2,441,216
8	May 19, 2021 23:23	4,858	37,700,425	14,510,000	1,036,000	2,437,120
9	May 19, 2021 23:23	4,858	38,118,144	14,509,000	1,036,000	2,273,280
10	May 19, 2021 23:23	4,859	31,836,139	14,513,000	1,036,000	2,535,424
11	May 19, 2021 23:23	4,863	32,182,147	14,523,000	1,037,000	2,441,216
12	May 19, 2021 23:23	4,865	31,108,963	14,530,000	1,037,000	2,531,328
13	May 19, 2021 23:23	4,865	34,505,167	14,531,000	1,037,000	2,449,408
14	May 19, 2021 23:23	4,868	31,582,733	14,539,000	1,038,000	2,535,424
15	May 19, 2021 23:23	4,870	37,325,076	14,545,000	1,038,000	2,273,280
16	May 19, 2021 23:23	4,870	31,403,997	14,545,000	1,038,000	2,449,408
17	May 19, 2021 23:23	4,870	42,010,403	14,545,000	1,038,000	2,445,312
18	May 19, 2021 23:23	4,872	31,441,333	15,591,000	0	2,273,280
19	May 19, 2021 23:23	4,873	36,222,333	14,556,000	1,039,000	2,441,216
20	May 19, 2021 23:23	4,873	35,134,960	15,592,000	0	2,437,120
21	May 19, 2021 23:23	4,876	45,539,131	14,562,000	1,040,000	2,273,280
22	May 19, 2021 23:23	4,877	43,624,760	14,566,000	1,040,000	2,441,216
23	May 19, 2021 23:23	4,881	40,409,962	14,579,000	1,041,000	2,273,280
24	May 19, 2021 23:23	4,882	46,370,069	14,582,000	1,041,000	2,441,216
25	May 19, 2021 23:23	4,886	44,880,547	15,636,000	0	2,273,280
26	May 19, 2021 23:23	4,888	34,689,629	14,600,000	1,042,000	2,441,216
27	May 19, 2021 23:23	4,888	47,328,630	15,643,000	0	2,535,424
28	May 19, 2021 23:23	5,100	79,988,202	16,320,987	0	2,207,744
29	May 19, 2021 23:23	5,105	87,670,776	16,337,347	0	2,203,648
30	May 19, 2021 23:23	5,107	79,687,449	16,341,799	0	2,195,456
31	May 19, 2021 23:23	5,117	77,669,418	16,374,876	0	2,260,992
32	May 19, 2021 23:23	5,123	80,212,528	16,392,058	0	2,191,360
33	May 19, 2021 23:23	5,125	84,816,961	16,398,444	0	2,203,648
34	May 19, 2021 23:23	5,129	66,720,450	16,412,384	0	2,199,552
35	May 19, 2021 23:23	5,132	69,809,420	16,422,459	0	2,211,840
36	May 19, 2021 23:23	5,142	75,336,445	16,453,369	0	2,207,744
37	May 19, 2021 23:23	5,142	60,948,148	16,453,772	0	2,199,552
38	May 19, 2021 23:23	5,143	95,048,458	16,456,401	0	2,203,648
39	May 19, 2021 23:23	5,148	82,307,595	16,474,747	0	2,203,648
40	May 19, 2021 23:23	5,158	72,723,141	16,506,510	0	2,203,648
41	May 19, 2021 23:23	5,159	77,500,979	16,507,278	0	2,195,456
42	May 19, 2021 23:23	5,164	58,321,177	16,525,142	0	2,195,456
43	May 19, 2021 23:23	5,169	76,179,778	16,539,955	0	2,203,648
44	May 19, 2021 23:23	5,183	92,025,184	16,585,177	0	2,207,744
45	May 19, 2021 23:23	5,189	88,879,487	16,604,129	0	2,199,552

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