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 listJun 3, 2021 16:35

Yuriy Lyfenko

Score: 5,065

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jun 3, 2021 16:36	4,990	538,865,205	13,973,000	1,996,000	2,404,352
2	Jun 3, 2021 16:36	4,993	538,621,226	14,979,000	998,000	2,281,472
3	Jun 3, 2021 16:36	4,993	536,488,024	14,978,000	998,000	2,273,280
4	Jun 3, 2021 16:34	4,998	537,095,243	13,994,000	1,999,000	2,281,472
5	Jun 3, 2021 16:36	4,998	535,477,492	13,994,000	1,999,000	2,273,280
6	Jun 3, 2021 16:36	5,002	536,728,016	14,005,000	2,000,000	2,400,256
7	Jun 3, 2021 16:34	5,009	535,908,197	14,025,000	2,003,000	2,281,472
8	Jun 3, 2021 16:36	5,013	538,400,096	14,035,000	2,005,000	2,273,280
9	Jun 3, 2021 16:34	5,016	540,064,386	15,047,000	1,003,000	2,273,280
10	Jun 3, 2021 16:34	5,017	539,710,237	14,047,000	2,006,000	2,273,280
11	Jun 3, 2021 16:34	5,018	537,537,575	15,054,000	1,003,000	2,273,280
12	Jun 3, 2021 16:36	5,019	540,161,900	15,058,000	1,003,000	2,519,040
13	Jun 3, 2021 16:36	5,021	545,128,940	15,064,000	1,004,000	2,273,280
14	Jun 3, 2021 16:36	5,023	537,659,511	14,064,000	2,009,000	2,273,280
15	Jun 3, 2021 16:36	5,024	539,397,245	14,069,000	2,009,000	2,273,280
16	Jun 3, 2021 16:34	5,030	541,259,664	15,091,000	1,006,000	2,273,280
17	Jun 3, 2021 16:36	5,030	540,429,978	15,090,000	1,006,000	2,281,472
18	Jun 3, 2021 16:36	5,031	542,599,036	14,087,000	2,012,000	2,273,280
19	Jun 3, 2021 16:34	5,031	540,942,006	15,093,000	1,006,000	2,273,280
20	Jun 3, 2021 16:36	5,039	543,580,656	15,117,000	1,007,000	2,281,472
21	Jun 3, 2021 16:36	5,041	537,749,982	15,123,000	1,008,000	2,273,280
22	Jun 3, 2021 16:34	5,042	543,048,123	14,117,000	2,016,000	2,281,472
23	Jun 3, 2021 16:34	5,043	539,115,736	15,128,000	1,008,000	2,273,280
24	Jun 3, 2021 16:36	5,046	540,853,230	15,138,000	1,009,000	2,281,472
25	Jun 3, 2021 16:36	5,051	537,143,007	15,152,000	1,010,000	2,281,472
26	Jun 3, 2021 16:36	5,065	540,109,332	14,183,000	2,026,000	2,273,280
27	Jun 3, 2021 16:36	5,068	538,594,812	15,203,000	1,013,000	2,400,256
28	Jun 3, 2021 16:36	5,144	580,255,070	16,461,635	0	2,252,800
29	Jun 3, 2021 16:34	5,148	573,419,192	16,472,480	0	2,293,760
30	Jun 3, 2021 16:36	5,148	572,526,747	16,475,048	0	2,252,800
31	Jun 3, 2021 16:36	5,153	575,828,890	16,489,645	0	2,281,472
32	Jun 3, 2021 16:36	5,153	574,759,165	16,489,923	0	2,256,896
33	Jun 3, 2021 16:34	5,155	575,378,891	16,497,211	0	2,256,896
34	Jun 3, 2021 16:36	5,158	588,882,366	16,505,650	0	2,289,664
35	Jun 3, 2021 16:36	5,176	574,626,880	16,564,777	0	2,293,760
36	Jun 3, 2021 16:36	5,184	572,124,783	16,587,927	0	2,289,664
37	Jun 3, 2021 16:34	5,185	577,120,248	16,591,660	0	2,252,800
38	Jun 3, 2021 16:36	5,188	574,931,478	16,602,787	0	2,293,760
39	Jun 3, 2021 16:35	5,190	549,468,624	15,571,000	1,038,000	2,281,472
40	Jun 3, 2021 16:36	5,193	573,601,584	16,618,780	0	2,285,568
41	Jun 3, 2021 16:35	5,194	542,624,475	16,621,000	0	2,400,256
42	Jun 3, 2021 16:35	5,240	543,200,560	15,782,000	986,000	2,273,280
43	Jun 3, 2021 16:35	5,240	543,549,067	14,795,000	1,972,000	2,273,280
44	Jun 3, 2021 16:35	5,242	544,775,105	15,787,000	986,000	2,281,472
45	Jun 3, 2021 16:35	5,243	547,222,246	15,791,000	986,000	2,273,280
46	Jun 3, 2021 16:35	5,244	549,554,116	15,793,000	987,000	2,273,280
47	Jun 3, 2021 16:35	5,245	543,170,566	15,797,000	987,000	2,281,472
48	Jun 3, 2021 16:35	5,252	541,351,906	14,830,000	1,977,000	2,273,280
49	Jun 3, 2021 16:35	5,353	587,567,597	17,130,984	0	2,256,896
50	Jun 3, 2021 16:35	5,370	566,556,507	17,185,487	0	2,256,896
51	Jun 3, 2021 16:35	5,377	583,053,227	17,206,778	0	2,297,856

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