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 20, 2021 19:14

Andrey Tsvetkov

Score: 5,704

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jun 20, 2021 19:12	5,654	48,424,852	15,079,000	3,015,000	2,330,624
2	Jun 20, 2021 19:12	5,658	36,276,663	16,093,000	2,011,000	2,334,720
3	Jun 20, 2021 19:12	5,660	39,795,139	16,100,000	2,012,000	2,334,720
4	Jun 20, 2021 19:12	5,665	45,544,562	16,115,000	2,014,000	2,531,328
5	Jun 20, 2021 19:11	5,665	44,561,638	16,115,000	2,014,000	2,330,624
6	Jun 20, 2021 19:12	5,667	46,315,991	15,113,000	3,022,000	2,334,720
7	Jun 20, 2021 19:14	5,667	36,366,123	15,111,000	3,022,000	2,334,720
8	Jun 20, 2021 19:14	5,667	40,793,864	16,119,000	2,014,000	2,519,040
9	Jun 20, 2021 19:12	5,668	35,400,390	16,124,000	2,015,000	2,519,040
10	Jun 20, 2021 19:12	5,669	35,374,647	16,125,000	2,015,000	2,334,720
11	Jun 20, 2021 19:13	5,671	42,671,440	15,123,000	3,024,000	2,523,136
12	Jun 20, 2021 19:12	5,671	51,045,564	16,130,000	2,016,000	2,523,136
13	Jun 20, 2021 19:12	5,674	29,555,553	16,139,000	2,017,000	2,334,720
14	Jun 20, 2021 19:12	5,677	35,409,161	16,147,000	2,018,000	2,527,232
15	Jun 20, 2021 19:12	5,677	39,241,360	16,148,000	2,018,000	2,523,136
16	Jun 20, 2021 19:12	5,677	44,571,829	16,147,000	2,018,000	2,330,624
17	Jun 20, 2021 19:12	5,678	35,663,259	15,143,000	3,028,000	2,523,136
18	Jun 20, 2021 19:13	5,679	38,450,003	15,144,000	3,028,000	2,334,720
19	Jun 20, 2021 19:13	5,680	41,883,889	15,148,000	3,029,000	2,519,040
20	Jun 20, 2021 19:13	5,680	34,066,166	15,147,000	3,029,000	2,334,720
21	Jun 20, 2021 19:14	5,680	42,005,037	15,146,000	3,029,000	2,314,240
22	Jun 20, 2021 19:13	5,682	39,756,198	16,162,000	2,020,000	2,527,232
23	Jun 20, 2021 19:14	5,682	34,384,435	16,163,000	2,020,000	2,514,944
24	Jun 20, 2021 19:14	5,683	47,770,510	15,155,000	3,031,000	2,531,328
25	Jun 20, 2021 19:14	5,683	36,456,434	15,155,000	3,031,000	2,334,720
26	Jun 20, 2021 19:11	5,685	46,169,346	15,161,000	3,032,000	2,334,720
27	Jun 20, 2021 19:13	5,685	34,164,570	16,170,000	2,021,000	2,531,328
28	Jun 20, 2021 19:14	5,685	44,250,079	16,172,000	2,021,000	2,334,720
29	Jun 20, 2021 19:14	5,686	43,270,984	16,174,000	2,021,000	2,334,720
30	Jun 20, 2021 19:11	5,689	36,765,013	16,183,000	2,022,000	2,334,720
31	Jun 20, 2021 19:14	5,690	43,910,951	16,186,000	2,023,000	2,334,720
32	Jun 20, 2021 19:12	5,691	35,465,463	16,187,000	2,023,000	2,334,720
33	Jun 20, 2021 19:11	5,691	44,098,721	15,177,000	3,035,000	2,334,720
34	Jun 20, 2021 19:12	5,692	47,679,715	16,190,000	2,023,000	2,531,328
35	Jun 20, 2021 19:12	5,692	40,687,785	16,191,000	2,023,000	2,519,040
36	Jun 20, 2021 19:14	5,693	40,382,720	16,193,000	2,024,000	2,310,144
37	Jun 20, 2021 19:13	5,695	37,621,194	16,200,000	2,025,000	2,527,232
38	Jun 20, 2021 19:14	5,697	34,355,230	15,191,000	3,038,000	2,527,232
39	Jun 20, 2021 19:12	5,698	37,365,235	17,221,000	1,013,000	2,334,720
40	Jun 20, 2021 19:14	5,700	44,726,577	15,200,000	3,040,000	2,531,328
41	Jun 20, 2021 19:12	5,700	43,594,873	16,214,000	2,026,000	2,514,944
42	Jun 20, 2021 19:14	5,704	37,487,086	16,226,000	2,028,000	2,527,232
43	Jun 20, 2021 19:11	5,704	45,289,000	15,210,000	3,042,000	2,326,528
44	Jun 20, 2021 19:14	5,705	44,268,685	15,213,000	3,042,000	2,523,136
45	Jun 20, 2021 19:12	5,705	45,081,840	16,227,000	2,028,000	2,334,720
46	Jun 20, 2021 19:14	5,707	74,707,257	18,263,590	0	2,228,224
47	Jun 20, 2021 19:14	5,708	42,464,261	16,238,000	2,029,000	2,334,720
48	Jun 20, 2021 19:12	5,709	35,452,457	16,240,000	2,030,000	2,334,720
49	Jun 20, 2021 19:13	5,710	53,301,402	16,243,000	2,030,000	2,527,232
50	Jun 20, 2021 19:12	5,710	41,426,884	16,243,000	2,030,000	2,527,232
51	Jun 20, 2021 19:11	5,714	41,886,252	16,255,000	2,031,000	2,334,720
52	Jun 20, 2021 19:12	5,717	40,834,045	15,246,000	3,049,000	2,334,720
53	Jun 20, 2021 19:14	5,718	41,365,850	16,264,000	2,033,000	2,334,720
54	Jun 20, 2021 19:14	5,719	78,755,996	18,300,103	0	2,236,416
55	Jun 20, 2021 19:14	5,721	46,818,528	16,273,000	2,034,000	2,334,720
56	Jun 20, 2021 19:11	5,724	34,602,221	16,283,000	2,035,000	2,334,720
57	Jun 20, 2021 19:12	5,724	35,157,479	15,265,000	3,053,000	2,527,232
58	Jun 20, 2021 19:12	5,724	87,325,701	18,318,289	0	2,228,224
59	Jun 20, 2021 19:14	5,725	38,292,474	16,284,000	2,035,000	2,519,040
60	Jun 20, 2021 19:11	5,725	40,749,023	15,266,000	3,053,000	2,334,720
61	Jun 20, 2021 19:12	5,725	41,839,353	16,285,000	2,035,000	2,527,232
62	Jun 20, 2021 19:12	5,730	84,184,186	18,336,271	0	2,232,320
63	Jun 20, 2021 19:13	5,732	78,394,968	18,341,727	0	2,240,512
64	Jun 20, 2021 19:12	5,733	73,676,128	18,345,306	0	2,232,320
65	Jun 20, 2021 19:12	5,733	42,613,113	15,289,000	3,057,000	2,334,720
66	Jun 20, 2021 19:14	5,737	92,301,909	18,357,991	0	2,236,416
67	Jun 20, 2021 19:12	5,741	35,915,301	16,330,000	2,041,000	2,334,720
68	Jun 20, 2021 19:12	5,743	86,147,581	18,376,039	0	2,236,416
69	Jun 20, 2021 19:12	5,744	46,503,348	16,340,000	2,042,000	2,322,432
70	Jun 20, 2021 19:13	5,745	87,227,126	18,384,609	0	2,236,416
71	Jun 20, 2021 19:11	5,751	43,361,375	16,358,000	2,044,000	2,523,136
72	Jun 20, 2021 19:12	5,752	84,867,731	18,405,363	0	2,232,320
73	Jun 20, 2021 19:12	5,752	91,819,978	18,405,199	0	2,224,128
74	Jun 20, 2021 19:11	5,758	56,963,286	18,424,157	0	2,240,512
75	Jun 20, 2021 19:14	5,768	55,645,668	18,457,288	0	2,228,224
76	Jun 20, 2021 19:13	5,768	61,367,573	18,459,081	0	2,236,416
77	Jun 20, 2021 19:12	5,782	61,202,462	18,502,102	0	2,240,512
78	Jun 20, 2021 19:12	5,782	82,623,018	18,503,321	0	2,232,320
79	Jun 20, 2021 19:11	5,784	62,531,537	18,509,554	0	2,244,608
80	Jun 20, 2021 19:14	5,832	85,944,790	18,663,256	0	2,236,416
81	Jun 20, 2021 19:11	5,869	84,636,020	18,782,236	0	2,236,416
82	Jun 20, 2021 19:14	5,891	79,971,903	18,849,980	0	2,240,512
83	Jun 20, 2021 19:12	5,892	78,714,091	18,855,805	0	2,236,416
84	Jun 20, 2021 19:13	6,220	44,446,878	16,920,000	2,985,000	2,334,720

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