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 29, 2021 13:44

Yuriy Lyfenko

Score: 5,103

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 29, 2021 13:42	5,003	36,269,642	14,008,000	2,001,000	2,265,088
2	May 29, 2021 13:42	5,011	27,647,403	14,031,000	2,004,000	2,527,232
3	May 28, 2021 22:16	5,013	44,371,579	15,040,000	1,002,000	2,392,064
4	May 28, 2021 22:16	5,016	32,502,399	14,044,000	2,006,000	2,265,088
5	May 28, 2021 22:16	5,016	49,511,349	15,047,000	1,003,000	2,527,232
6	May 28, 2021 22:16	5,020	49,834,865	14,056,000	2,008,000	2,265,088
7	May 28, 2021 22:16	5,026	40,830,514	15,077,000	1,005,000	2,265,088
8	May 29, 2021 13:42	5,029	36,221,960	14,081,000	2,011,000	2,265,088
9	May 29, 2021 13:43	5,036	44,738,938	14,101,000	2,014,000	2,265,088
10	May 28, 2021 22:16	5,037	35,873,718	15,112,000	1,007,000	2,265,088
11	May 29, 2021 13:43	5,038	44,479,206	14,108,000	2,015,000	2,265,088
12	May 29, 2021 13:42	5,041	37,506,599	14,115,000	2,016,000	2,265,088
13	May 29, 2021 13:42	5,042	38,025,559	15,127,000	1,008,000	2,396,160
14	May 29, 2021 13:42	5,043	35,190,905	15,131,000	1,008,000	2,392,064
15	May 29, 2021 13:42	5,048	45,316,584	14,134,000	2,019,000	2,392,064
16	May 29, 2021 13:43	5,048	44,132,377	14,134,000	2,019,000	2,392,064
17	May 29, 2021 13:42	5,048	45,822,560	15,144,000	1,009,000	2,265,088
18	May 28, 2021 22:16	5,052	31,704,234	14,146,000	2,020,000	2,392,064
19	May 28, 2021 22:16	5,053	46,024,879	14,150,000	2,021,000	2,387,968
20	May 29, 2021 13:43	5,056	37,541,216	15,168,000	1,011,000	2,387,968
21	May 29, 2021 13:43	5,058	41,719,836	14,162,000	2,023,000	2,256,896
22	May 29, 2021 13:43	5,058	33,555,459	15,175,000	1,011,000	2,265,088
23	May 29, 2021 13:43	5,059	49,226,792	14,166,000	2,023,000	2,396,160
24	May 29, 2021 13:43	5,061	34,375,994	15,182,000	1,012,000	2,387,968
25	May 29, 2021 13:43	5,062	44,468,229	15,186,000	1,012,000	2,506,752
26	May 29, 2021 13:43	5,068	46,972,398	15,204,000	1,013,000	2,265,088
27	May 29, 2021 13:43	5,073	33,431,139	14,206,000	2,029,000	2,392,064
28	May 29, 2021 13:43	5,073	44,992,179	14,206,000	2,029,000	2,265,088
29	May 29, 2021 13:43	5,076	45,499,408	14,212,000	2,030,000	2,396,160
30	May 29, 2021 13:43	5,083	38,314,421	14,231,000	2,033,000	2,506,752
31	May 29, 2021 13:42	5,083	44,057,179	14,233,000	2,033,000	2,265,088
32	May 29, 2021 13:43	5,084	41,263,979	14,237,000	2,033,000	2,392,064
33	May 29, 2021 13:43	5,089	37,205,194	15,269,000	1,017,000	2,392,064
34	May 29, 2021 13:43	5,090	33,041,719	15,270,000	1,018,000	2,392,064
35	May 28, 2021 22:16	5,091	33,735,398	15,273,000	1,018,000	2,265,088
36	May 29, 2021 13:43	5,092	48,329,797	15,277,000	1,018,000	2,396,160
37	May 29, 2021 13:43	5,103	37,187,576	15,310,000	1,020,000	2,400,256
38	May 29, 2021 13:43	5,105	37,178,485	15,316,000	1,021,000	2,396,160
39	May 29, 2021 13:43	5,106	34,716,434	15,319,000	1,021,000	2,383,872
40	May 29, 2021 13:43	5,107	42,135,143	15,321,000	1,021,000	2,527,232
41	May 29, 2021 13:43	5,118	43,991,402	15,355,000	1,023,000	2,387,968
42	May 29, 2021 13:43	5,123	37,051,001	15,368,000	1,024,000	2,265,088
43	May 29, 2021 13:43	5,128	33,172,026	15,384,000	1,025,000	2,392,064
44	May 29, 2021 13:43	5,152	35,988,224	16,486,000	0	2,523,136
45	May 29, 2021 13:43	5,156	37,268,247	15,468,000	1,031,000	2,265,088
46	May 28, 2021 22:16	5,225	56,162,692	16,721,020	0	2,281,472
47	May 29, 2021 13:42	5,227	71,438,568	16,725,713	0	2,281,472
48	May 29, 2021 13:42	5,229	84,310,252	16,732,751	0	2,277,376
49	May 29, 2021 13:43	5,230	85,270,168	16,735,053	0	2,281,472
50	May 29, 2021 13:43	5,232	74,971,321	16,743,493	0	2,269,184
51	May 29, 2021 13:43	5,233	74,632,717	16,744,623	0	2,277,376
52	May 29, 2021 13:43	5,243	99,189,445	16,776,786	0	2,265,088
53	May 29, 2021 13:42	5,267	77,922,622	16,855,385	0	2,285,568
54	May 29, 2021 13:43	5,271	59,028,171	16,867,681	0	2,277,376
55	May 29, 2021 13:43	5,280	87,083,313	16,895,145	0	2,244,608
56	May 29, 2021 13:43	5,280	84,970,700	16,895,319	0	2,273,280
57	May 29, 2021 13:43	5,303	71,904,451	16,969,892	0	2,260,992
58	May 28, 2021 22:16	5,304	102,513,620	16,973,265	0	2,260,992
59	May 29, 2021 13:44	5,313	43,337,452	15,002,000	2,000,000	2,265,088
60	May 29, 2021 13:44	5,313	38,550,163	16,000,000	1,000,000	2,396,160
61	May 29, 2021 13:44	5,313	42,742,773	15,003,000	2,000,000	2,265,088
62	May 29, 2021 13:44	5,334	46,068,955	16,065,000	1,004,000	2,392,064
63	May 29, 2021 13:44	5,335	37,731,227	15,064,000	2,008,000	2,396,160
64	May 29, 2021 13:43	5,337	92,249,306	17,078,292	0	2,277,376
65	May 29, 2021 13:44	5,339	40,694,363	15,076,000	2,010,000	2,396,160
66	May 29, 2021 13:44	5,341	45,453,884	15,082,000	2,010,000	2,527,232
67	May 29, 2021 13:44	5,342	42,282,998	16,088,000	1,005,000	2,506,752
68	May 28, 2021 22:16	5,349	67,457,613	17,116,202	0	2,277,376
69	May 29, 2021 13:44	5,353	41,263,482	16,122,000	1,007,000	2,387,968
70	May 29, 2021 13:44	5,517	61,623,556	17,654,125	0	2,281,472
71	May 29, 2021 13:44	5,518	69,860,806	17,658,550	0	2,281,472
72	May 29, 2021 13:44	5,544	84,890,884	17,740,817	0	2,277,376

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