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.

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zielaj

Score: 4,281

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Aug 13, 2024 20:49	4,258	33,287,653	12,576,000	1,048,000	2,535,424
2	Aug 13, 2024 20:47	4,259	35,359,789	12,582,000	1,048,000	2,441,216
3	Aug 13, 2024 20:46	4,262	42,504,434	12,590,000	1,049,000	2,441,216
4	Aug 13, 2024 20:46	4,263	31,175,455	12,591,000	1,049,000	2,535,424
5	Aug 13, 2024 20:49	4,264	31,524,851	12,597,000	1,049,000	2,449,408
6	Aug 13, 2024 20:48	4,265	38,900,048	12,598,000	1,049,000	2,449,408
7	Aug 13, 2024 20:49	4,265	39,568,549	12,598,000	1,049,000	2,273,280
8	Aug 13, 2024 20:47	4,266	39,683,449	12,601,000	1,050,000	2,535,424
9	Aug 13, 2024 20:46	4,267	36,222,630	12,603,000	1,050,000	2,273,280
10	Aug 13, 2024 20:48	4,267	40,095,421	12,603,000	1,050,000	2,535,424
11	Aug 13, 2024 20:48	4,268	28,712,507	12,607,000	1,050,000	2,535,424
12	Aug 13, 2024 20:49	4,270	36,769,004	12,614,000	1,051,000	2,273,280
13	Aug 13, 2024 20:49	4,271	41,571,378	12,617,000	1,051,000	2,273,280
14	Aug 13, 2024 20:46	4,272	41,255,348	12,618,000	1,051,000	2,535,424
15	Aug 13, 2024 20:48	4,272	34,443,812	12,619,000	1,051,000	2,273,280
16	Aug 13, 2024 20:47	4,273	32,083,900	12,623,000	1,051,000	2,449,408
17	Aug 13, 2024 20:46	4,275	29,284,441	12,629,000	1,052,000	2,457,600
18	Aug 13, 2024 20:49	4,275	29,630,449	12,629,000	1,052,000	2,535,424
19	Aug 13, 2024 20:47	4,276	38,022,495	12,632,000	1,052,000	2,273,280
20	Aug 13, 2024 20:48	4,277	32,822,898	12,635,000	1,052,000	2,445,312
21	Aug 13, 2024 20:47	4,277	39,034,058	12,635,000	1,052,000	2,445,312
22	Aug 13, 2024 20:46	4,278	34,029,836	12,636,000	1,053,000	2,535,424
23	Aug 13, 2024 20:46	4,279	25,393,896	12,639,000	1,053,000	2,535,424
24	Aug 13, 2024 20:47	4,281	30,831,675	12,645,000	1,053,000	2,445,312
25	Aug 13, 2024 20:48	4,281	28,972,814	12,646,000	1,053,000	2,449,408
26	Aug 13, 2024 20:48	4,283	37,737,670	12,652,000	1,054,000	2,535,424
27	Aug 13, 2024 20:48	4,284	28,483,641	12,655,000	1,054,000	2,449,408
28	Aug 13, 2024 20:47	4,288	39,421,065	12,667,000	1,055,000	2,445,312
29	Aug 13, 2024 20:49	4,289	30,862,138	12,671,000	1,055,000	2,535,424
30	Aug 13, 2024 20:49	4,289	28,044,881	12,669,000	1,055,000	2,449,408
31	Aug 13, 2024 20:47	4,289	41,087,353	12,670,000	1,055,000	2,535,424
32	Aug 13, 2024 20:48	4,289	28,692,355	12,670,000	1,055,000	2,531,328
33	Aug 13, 2024 20:47	4,291	40,116,813	12,675,000	1,056,000	2,531,328
34	Aug 13, 2024 20:46	4,325	30,150,852	12,852,000	988,000	2,445,312
35	Aug 13, 2024 20:46	4,339	30,571,080	11,902,000	1,983,000	2,535,424
36	Aug 13, 2024 20:49	4,339	29,380,849	11,902,000	1,983,000	2,445,312
37	Aug 13, 2024 20:48	4,542	82,762,264	14,535,568	0	2,203,648
38	Aug 13, 2024 20:47	4,544	56,060,365	14,541,590	0	2,330,624
39	Aug 13, 2024 20:46	4,551	79,133,143	14,562,079	0	2,203,648
40	Aug 13, 2024 20:48	4,557	74,945,210	14,582,589	0	2,207,744
41	Aug 13, 2024 20:46	4,564	100,167,058	14,605,089	0	2,256,896
42	Aug 13, 2024 20:49	4,568	68,429,412	14,617,430	0	2,207,744
43	Aug 13, 2024 20:48	4,573	105,339,039	14,632,340	0	2,199,552
44	Aug 13, 2024 20:47	4,580	72,185,731	14,657,133	0	2,330,624
45	Aug 13, 2024 20:46	4,587	86,964,060	14,676,878	0	2,199,552
46	Aug 13, 2024 20:49	4,589	85,872,359	14,683,852	0	2,322,432
47	Aug 13, 2024 20:47	4,594	77,965,871	14,701,210	0	2,191,360
48	Aug 13, 2024 20:49	4,611	102,318,146	14,754,866	0	2,187,264

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