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 28, 2021 16:26

Yuriy Lyfenko

Score: 5,131

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 28, 2021 16:26	5,023	31,882,083	14,066,000	2,009,000	2,269,184
2	May 28, 2021 16:26	5,029	35,489,413	15,087,000	1,005,000	2,265,088
3	May 28, 2021 16:26	5,040	43,118,227	15,120,000	1,008,000	2,392,064
4	May 28, 2021 16:26	5,048	33,158,416	14,134,000	2,019,000	2,265,088
5	May 28, 2021 21:02	5,067	44,792,938	15,202,000	1,013,000	2,392,064
6	May 28, 2021 16:26	5,068	40,580,281	15,203,000	1,013,000	2,506,752
7	May 28, 2021 21:13	5,079	43,761,583	14,223,000	2,031,000	2,392,064
8	May 28, 2021 16:26	5,079	40,941,630	14,223,000	2,031,000	2,527,232
9	May 28, 2021 16:25	5,082	40,699,545	14,229,000	2,032,000	2,396,160
10	May 28, 2021 16:22	5,084	43,225,863	15,253,000	1,016,000	2,265,088
11	May 28, 2021 16:26	5,090	36,919,275	16,287,000	0	2,506,752
12	May 28, 2021 16:26	5,090	37,294,150	15,270,000	1,018,000	2,265,088
13	May 28, 2021 21:02	5,092	39,811,642	16,293,000	0	2,392,064
14	May 28, 2021 21:13	5,093	30,429,163	15,279,000	1,018,000	2,396,160
15	May 28, 2021 16:22	5,099	39,065,582	15,299,000	1,019,000	2,265,088
16	May 28, 2021 16:26	5,100	33,128,674	14,281,000	2,040,000	2,265,088
17	May 28, 2021 21:13	5,102	32,360,383	16,327,000	0	2,392,064
18	May 28, 2021 16:25	5,102	48,140,331	16,326,000	0	2,527,232
19	May 28, 2021 16:25	5,102	38,620,614	15,306,000	1,020,000	2,265,088
20	May 28, 2021 16:25	5,103	39,000,396	15,310,000	1,020,000	2,527,232
21	May 28, 2021 21:02	5,105	41,009,343	15,316,000	1,021,000	2,265,088
22	May 28, 2021 16:22	5,106	35,580,582	16,339,000	0	2,400,256
23	May 28, 2021 16:22	5,106	39,956,487	15,318,000	1,021,000	2,383,872
24	May 28, 2021 21:13	5,106	38,742,605	14,298,000	2,042,000	2,265,088
25	May 28, 2021 16:22	5,108	44,370,610	15,325,000	1,021,000	2,392,064
26	May 28, 2021 21:13	5,108	37,988,582	16,345,000	0	2,510,848
27	May 28, 2021 21:13	5,113	48,204,189	14,318,000	2,045,000	2,265,088
28	May 28, 2021 21:02	5,113	36,253,518	16,360,000	0	2,265,088
29	May 28, 2021 21:13	5,114	37,220,846	15,342,000	1,022,000	2,392,064
30	May 28, 2021 16:22	5,117	40,157,289	14,327,000	2,046,000	2,490,368
31	May 28, 2021 21:02	5,120	36,907,821	16,385,000	0	2,527,232
32	May 28, 2021 16:22	5,122	40,256,352	16,390,000	0	2,265,088
33	May 28, 2021 21:02	5,123	36,313,959	16,395,000	0	2,396,160
34	May 28, 2021 16:22	5,125	33,323,262	15,376,000	1,025,000	2,265,088
35	May 28, 2021 16:25	5,127	46,925,357	15,380,000	1,025,000	2,387,968
36	May 28, 2021 16:25	5,129	34,743,875	15,388,000	1,025,000	2,265,088
37	May 28, 2021 21:02	5,131	33,755,701	14,367,000	2,052,000	2,473,984
38	May 28, 2021 21:02	5,133	33,873,907	16,427,000	0	2,404,352
39	May 28, 2021 16:25	5,138	38,658,358	15,413,000	1,027,000	2,396,160
40	May 28, 2021 16:22	5,138	36,577,755	16,443,000	0	2,265,088
41	May 28, 2021 21:02	5,140	35,566,710	15,420,000	1,028,000	2,387,968
42	May 28, 2021 21:13	5,142	46,309,166	16,453,000	0	2,392,064
43	May 28, 2021 16:25	5,153	37,540,472	16,489,000	0	2,265,088
44	May 28, 2021 21:13	5,154	35,342,881	15,462,000	1,030,000	2,392,064
45	May 28, 2021 16:25	5,176	40,828,043	15,528,000	1,035,000	2,265,088
46	May 28, 2021 16:26	5,247	43,923,893	16,789,741	0	2,277,376
47	May 28, 2021 16:22	5,260	51,893,566	16,831,783	0	2,273,280
48	May 28, 2021 16:22	5,283	52,227,531	16,905,348	0	2,273,280
49	May 28, 2021 21:02	5,289	62,220,669	16,926,053	0	2,265,088
50	May 28, 2021 21:02	5,289	87,150,461	16,923,880	0	2,281,472
51	May 28, 2021 16:25	5,293	48,182,107	16,936,559	0	2,281,472
52	May 28, 2021 21:13	5,301	47,915,083	16,964,237	0	2,277,376
53	May 28, 2021 16:22	5,306	91,548,601	16,978,797	0	2,281,472
54	May 28, 2021 21:02	5,306	49,201,485	16,980,604	0	2,273,280
55	May 28, 2021 16:25	5,322	74,527,299	17,030,234	0	2,277,376
56	May 28, 2021 16:26	5,331	59,452,373	17,057,878	0	2,273,280
57	May 28, 2021 21:13	5,332	79,035,314	17,061,310	0	2,277,376
58	May 28, 2021 16:25	5,332	63,736,834	17,062,545	0	2,273,280
59	May 28, 2021 21:13	5,368	83,574,973	17,176,698	0	2,400,256
60	May 28, 2021 16:26	5,512	80,010,087	17,639,549	0	2,281,472
61	May 28, 2021 16:26	5,584	46,847,341	15,883,000	1,985,000	2,383,872
62	May 28, 2021 16:26	5,587	32,783,886	15,891,000	1,986,000	2,392,064
63	May 28, 2021 16:26	5,588	42,583,631	16,889,000	993,000	2,396,160
64	May 28, 2021 16:26	5,603	36,335,020	15,937,000	1,992,000	2,265,088
65	May 28, 2021 16:26	5,606	42,594,454	15,946,000	1,993,000	2,400,256
66	May 28, 2021 16:26	5,623	41,249,899	15,994,000	1,999,000	2,265,088
67	May 28, 2021 16:26	5,631	49,237,232	16,016,000	2,002,000	2,265,088
68	May 28, 2021 16:26	5,648	49,402,566	17,069,000	1,004,000	2,506,752
69	May 28, 2021 16:26	5,653	45,639,224	17,084,000	1,004,000	2,387,968
70	May 28, 2021 16:26	5,789	80,074,765	18,525,963	0	2,281,472
71	May 28, 2021 16:26	5,800	48,073,076	18,559,419	0	2,273,280
72	May 28, 2021 16:26	5,828	41,039,706	18,649,567	0	2,277,376

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