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 16:35

Sergey Stremin

Score: 5,655

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 19, 2021 16:35	5,627	3,042,011,128	16,005,000	2,000,000	2,281,472
2	May 19, 2021 16:49	5,628	2,046,904,373	17,011,000	1,000,000	2,281,472
3	May 19, 2021 16:49	5,629	8,042,226,787	16,012,000	2,001,000	2,281,472
4	May 19, 2021 16:50	5,630	6,048,543,658	17,015,000	1,000,000	2,281,472
5	May 19, 2021 16:34	5,631	8,041,474,535	16,017,000	2,002,000	2,277,376
6	May 19, 2021 16:49	5,631	1,043,020,507	17,019,000	1,001,000	2,277,376
7	May 19, 2021 16:49	5,631	8,040,540,179	17,017,000	1,001,000	2,277,376
8	May 19, 2021 16:50	5,631	9,042,881,940	16,017,000	2,002,000	2,281,472
9	May 19, 2021 16:50	5,631	3,049,621,820	15,016,000	3,003,000	2,289,664
10	May 19, 2021 16:34	5,632	3,043,985,313	17,020,000	1,001,000	2,277,376
11	May 19, 2021 16:34	5,634	4,045,196,514	16,025,000	2,003,000	2,281,472
12	May 19, 2021 16:34	5,634	9,045,857,133	17,028,000	1,001,000	2,535,424
13	May 19, 2021 16:50	5,635	6,046,706,018	16,030,000	2,003,000	2,277,376
14	May 19, 2021 16:50	5,635	7,040,421,844	15,028,000	3,005,000	2,277,376
15	May 19, 2021 16:49	5,637	3,042,038,533	17,037,000	1,002,000	2,371,584
16	May 19, 2021 16:34	5,637	7,041,998,437	15,032,000	3,006,000	2,277,376
17	May 19, 2021 16:49	5,638	6,039,455,194	16,039,000	2,004,000	2,277,376
18	May 19, 2021 16:50	5,638	3,041,172,689	15,034,000	3,006,000	2,281,472
19	May 19, 2021 16:35	5,638	1,041,832,218	16,036,000	2,004,000	2,277,376
20	May 19, 2021 16:34	5,639	7,042,532,235	15,039,000	3,007,000	2,277,376
21	May 19, 2021 16:49	5,642	2,042,129,838	16,048,000	2,006,000	2,277,376
22	May 19, 2021 16:49	5,642	9,040,721,323	15,046,000	3,009,000	2,277,376
23	May 19, 2021 16:49	5,643	3,041,311,763	17,056,000	1,003,000	2,535,424
24	May 19, 2021 16:49	5,643	2,039,400,644	16,053,000	2,006,000	2,367,488
25	May 19, 2021 16:49	5,644	8,044,428,350	17,059,000	1,003,000	2,277,376
26	May 19, 2021 16:35	5,644	8,043,066,321	15,050,000	3,010,000	2,273,280
27	May 19, 2021 16:34	5,645	50,658,786	17,061,000	1,003,000	2,277,376
28	May 19, 2021 16:35	5,645	6,044,981,895	16,057,000	2,007,000	2,277,376
29	May 19, 2021 16:34	5,648	3,037,510,502	15,061,000	3,012,000	2,277,376
30	May 19, 2021 16:34	5,648	1,045,482,670	16,066,000	2,008,000	2,371,584
31	May 19, 2021 16:49	5,649	8,045,779,381	16,070,000	2,008,000	2,277,376
32	May 19, 2021 16:34	5,651	7,041,129,418	16,074,000	2,009,000	2,273,280
33	May 19, 2021 16:35	5,653	6,045,103,894	17,085,000	1,005,000	2,277,376
34	May 19, 2021 16:50	5,653	8,041,714,784	16,079,000	2,009,000	2,277,376
35	May 19, 2021 16:50	5,654	7,043,648,217	15,079,000	3,015,000	2,281,472
36	May 19, 2021 16:35	5,655	41,895,130	16,087,000	2,010,000	2,375,680
37	May 19, 2021 16:34	5,655	4,040,544,885	17,090,000	1,005,000	2,277,376
38	May 19, 2021 16:49	5,656	3,042,115,722	15,084,000	3,016,000	2,273,280
39	May 19, 2021 16:50	5,658	7,041,897,859	17,100,000	1,005,000	2,277,376
40	May 19, 2021 16:34	5,658	3,042,364,653	16,093,000	2,011,000	2,277,376
41	May 19, 2021 16:34	5,659	41,419,080	15,092,000	3,018,000	2,367,488
42	May 19, 2021 16:34	5,660	9,041,262,464	16,101,000	2,012,000	2,277,376
43	May 19, 2021 16:49	5,664	47,585,547	16,112,000	2,014,000	2,277,376
44	May 19, 2021 16:49	5,666	2,041,536,885	16,116,000	2,014,000	2,535,424
45	May 19, 2021 16:49	5,666	3,043,570,777	16,117,000	2,014,000	2,273,280
46	May 19, 2021 16:34	5,668	2,046,364,441	16,121,000	2,015,000	2,281,472
47	May 19, 2021 16:34	5,668	8,043,563,028	16,123,000	2,015,000	2,273,280
48	May 19, 2021 16:34	5,670	2,043,151,953	17,137,000	1,008,000	2,375,680
49	May 19, 2021 16:35	5,672	1,045,400,638	17,141,000	1,008,000	2,367,488
50	May 19, 2021 16:34	5,673	8,038,044,122	16,137,000	2,017,000	2,277,376
51	May 19, 2021 16:35	5,677	7,041,010,003	17,158,000	1,009,000	2,281,472
52	May 19, 2021 16:49	5,678	6,042,256,570	17,162,000	1,009,000	2,277,376
53	May 19, 2021 16:49	5,681	2,044,301,814	16,159,000	2,019,000	2,277,376
54	May 19, 2021 16:35	5,682	42,479,215	17,173,000	1,010,000	2,277,376
55	May 19, 2021 16:35	5,859	7,076,252,157	18,748,609	0	2,289,664
56	May 19, 2021 16:34	5,865	9,094,522,961	18,767,154	0	2,297,856
57	May 19, 2021 16:49	5,870	3,075,058,838	18,783,071	0	2,297,856
58	May 19, 2021 16:50	5,875	4,077,127,538	18,798,554	0	2,289,664
59	May 19, 2021 16:34	5,875	9,081,000,917	18,801,182	0	2,297,856
60	May 19, 2021 16:35	5,876	4,109,735,132	18,802,782	0	2,293,760
61	May 19, 2021 16:35	5,887	8,089,857,982	18,838,568	0	2,293,760
62	May 19, 2021 16:34	5,890	7,079,104,256	18,847,195	0	2,293,760
63	May 19, 2021 16:50	5,890	4,076,551,775	18,846,825	0	2,293,760
64	May 19, 2021 16:49	5,897	2,089,476,272	18,871,977	0	2,293,760
65	May 19, 2021 16:34	5,898	6,088,415,893	18,872,207	0	2,293,760
66	May 19, 2021 16:49	5,900	5,095,233,813	18,880,750	0	2,293,760
67	May 19, 2021 16:49	5,906	8,092,058,529	18,899,084	0	2,293,760
68	May 19, 2021 16:50	5,906	7,088,629,400	18,897,713	0	2,297,856
69	May 19, 2021 16:49	5,910	6,089,704,046	18,911,012	0	2,289,664
70	May 19, 2021 16:34	5,921	5,083,653,546	18,945,953	0	2,289,664
71	May 19, 2021 16:49	5,981	3,090,668,545	19,137,872	0	2,289,664
72	May 19, 2021 16:34	5,982	85,846,643	19,143,946	0	2,248,704

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