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 listJul 14, 2021 11:11

Andrey Tsvetkov

Score: 5,703

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jul 14, 2021 11:11	5,654	47,695,917	15,079,000	3,015,000	2,334,720
2	Jul 14, 2021 11:11	5,655	35,573,294	15,081,000	3,016,000	2,334,720
3	Jul 14, 2021 11:11	5,658	44,947,040	15,089,000	3,017,000	2,400,256
4	Jul 14, 2021 11:11	5,658	45,064,210	16,093,000	2,011,000	2,334,720
5	Jul 14, 2021 11:10	5,662	42,693,342	16,104,000	2,013,000	2,527,232
6	Jul 14, 2021 11:11	5,663	43,651,417	16,109,000	2,013,000	2,334,720
7	Jul 14, 2021 11:11	5,664	44,115,898	16,111,000	2,013,000	2,334,720
8	Jul 14, 2021 11:11	5,665	43,387,829	15,106,000	3,021,000	2,334,720
9	Jul 14, 2021 11:11	5,665	46,566,376	15,108,000	3,021,000	2,523,136
10	Jul 14, 2021 11:10	5,666	35,653,057	16,117,000	2,014,000	2,519,040
11	Jul 14, 2021 11:11	5,674	35,695,819	15,131,000	3,026,000	2,334,720
12	Jul 14, 2021 11:11	5,675	42,537,294	16,142,000	2,017,000	2,527,232
13	Jul 14, 2021 11:11	5,676	47,180,493	16,146,000	2,018,000	2,334,720
14	Jul 14, 2021 11:11	5,677	35,647,973	15,138,000	3,027,000	2,392,064
15	Jul 14, 2021 11:11	5,677	43,173,023	15,138,000	3,027,000	2,334,720
16	Jul 14, 2021 11:11	5,677	40,116,677	16,147,000	2,018,000	2,334,720
17	Jul 14, 2021 11:11	5,678	43,522,549	15,141,000	3,028,000	2,523,136
18	Jul 14, 2021 11:11	5,681	47,044,032	16,159,000	2,019,000	2,334,720
19	Jul 14, 2021 11:11	5,682	45,483,082	16,162,000	2,020,000	2,527,232
20	Jul 14, 2021 11:10	5,682	35,742,537	15,151,000	3,030,000	2,531,328
21	Jul 14, 2021 11:11	5,684	40,910,120	16,168,000	2,021,000	2,334,720
22	Jul 14, 2021 11:11	5,684	43,728,030	15,158,000	3,031,000	2,527,232
23	Jul 14, 2021 11:11	5,685	42,304,856	16,171,000	2,021,000	2,334,720
24	Jul 14, 2021 11:11	5,686	48,904,491	15,162,000	3,032,000	2,334,720
25	Jul 14, 2021 11:11	5,686	42,060,446	16,175,000	2,021,000	2,527,232
26	Jul 14, 2021 11:11	5,687	45,747,545	15,165,000	3,033,000	2,531,328
27	Jul 14, 2021 11:11	5,688	34,264,550	17,192,000	1,011,000	2,334,720
28	Jul 14, 2021 11:11	5,688	44,787,963	15,168,000	3,033,000	2,523,136
29	Jul 14, 2021 11:11	5,688	36,655,493	16,180,000	2,022,000	2,322,432
30	Jul 14, 2021 11:10	5,688	44,092,703	16,178,000	2,022,000	2,334,720
31	Jul 14, 2021 11:11	5,688	36,611,002	15,168,000	3,033,000	2,334,720
32	Jul 14, 2021 11:10	5,693	36,022,201	16,192,000	2,024,000	2,523,136
33	Jul 14, 2021 11:11	5,694	32,610,474	16,197,000	2,024,000	2,531,328
34	Jul 14, 2021 11:11	5,695	41,929,253	15,186,000	3,037,000	2,527,232
35	Jul 14, 2021 11:11	5,697	40,490,902	16,204,000	2,025,000	2,334,720
36	Jul 14, 2021 11:10	5,697	44,717,296	16,206,000	2,025,000	2,531,328
37	Jul 14, 2021 11:11	5,699	83,685,842	18,238,050	0	2,240,512
38	Jul 14, 2021 11:11	5,701	40,672,641	15,202,000	3,040,000	2,334,720
39	Jul 14, 2021 11:11	5,701	40,621,862	15,203,000	3,040,000	2,531,328
40	Jul 14, 2021 11:10	5,702	41,879,087	16,220,000	2,027,000	2,334,720
41	Jul 14, 2021 11:11	5,702	40,393,563	17,234,000	1,013,000	2,527,232
42	Jul 14, 2021 11:11	5,703	41,447,004	17,237,000	1,013,000	2,531,328
43	Jul 14, 2021 11:11	5,703	38,557,003	16,222,000	2,027,000	2,527,232
44	Jul 14, 2021 11:11	5,704	42,861,902	16,226,000	2,028,000	2,322,432
45	Jul 14, 2021 11:11	5,704	45,033,916	16,224,000	2,028,000	2,387,968
46	Jul 14, 2021 11:11	5,708	84,510,837	18,266,566	0	2,232,320
47	Jul 14, 2021 11:11	5,708	39,276,090	16,235,000	2,029,000	2,334,720
48	Jul 14, 2021 11:11	5,712	43,996,206	15,232,000	3,046,000	2,527,232
49	Jul 14, 2021 11:11	5,712	38,534,468	16,247,000	2,030,000	2,334,720
50	Jul 14, 2021 11:11	5,712	41,046,070	16,248,000	2,031,000	2,326,528
51	Jul 14, 2021 11:11	5,713	92,492,699	18,281,613	0	2,240,512
52	Jul 14, 2021 11:11	5,714	39,878,683	15,239,000	3,047,000	2,527,232
53	Jul 14, 2021 11:11	5,716	40,591,424	16,260,000	2,032,000	2,334,720
54	Jul 14, 2021 11:11	5,717	84,554,795	18,292,945	0	2,232,320
55	Jul 14, 2021 11:11	5,718	32,662,600	15,249,000	3,049,000	2,387,968
56	Jul 14, 2021 11:11	5,718	72,947,711	18,298,456	0	2,232,320
57	Jul 14, 2021 11:10	5,719	80,885,938	18,299,298	0	2,236,416
58	Jul 14, 2021 11:11	5,719	62,642,488	18,301,451	0	2,240,512
59	Jul 14, 2021 11:11	5,726	78,843,930	18,322,811	0	2,228,224
60	Jul 14, 2021 11:11	5,727	43,127,110	15,273,000	3,054,000	2,326,528
61	Jul 14, 2021 11:11	5,728	33,238,582	17,313,000	1,018,000	2,322,432
62	Jul 14, 2021 11:11	5,729	64,617,456	18,332,911	0	2,220,032
63	Jul 14, 2021 11:11	5,729	39,379,551	15,279,000	3,055,000	2,363,392
64	Jul 14, 2021 11:11	5,731	46,572,546	16,302,000	2,037,000	2,322,432
65	Jul 14, 2021 11:11	5,731	41,170,042	15,283,000	3,056,000	2,527,232
66	Jul 14, 2021 11:11	5,733	42,699,876	16,307,000	2,038,000	2,531,328
67	Jul 14, 2021 11:10	5,737	38,159,806	16,318,000	2,039,000	2,334,720
68	Jul 14, 2021 11:11	5,739	41,151,322	16,325,000	2,040,000	2,334,720
69	Jul 14, 2021 11:10	5,746	35,322,980	15,322,000	3,064,000	2,334,720
70	Jul 14, 2021 11:11	5,747	35,950,950	16,346,000	2,043,000	2,334,720
71	Jul 14, 2021 11:11	5,750	42,713,872	15,333,000	3,066,000	2,527,232
72	Jul 14, 2021 11:10	5,752	70,650,023	18,407,015	0	2,240,512
73	Jul 14, 2021 11:11	5,754	80,170,843	18,414,172	0	2,236,416
74	Jul 14, 2021 11:11	5,755	37,942,336	16,369,000	2,046,000	2,531,328
75	Jul 14, 2021 11:11	5,757	73,498,044	18,421,646	0	2,236,416
76	Jul 14, 2021 11:11	5,782	88,913,546	18,502,465	0	2,228,224
77	Jul 14, 2021 11:11	5,815	93,704,042	18,608,631	0	2,228,224
78	Jul 14, 2021 11:11	5,830	90,359,538	18,654,828	0	2,236,416
79	Jul 14, 2021 11:11	5,846	78,419,225	18,706,508	0	2,232,320
80	Jul 14, 2021 11:11	5,847	91,085,908	18,709,105	0	2,228,224
81	Jul 14, 2021 11:11	5,862	84,393,485	18,757,681	0	2,224,128
82	Jul 14, 2021 11:11	5,870	90,587,110	18,782,633	0	2,244,608
83	Jul 14, 2021 11:10	5,875	80,910,605	18,800,668	0	2,232,320
84	Jul 14, 2021 11:11	5,884	87,566,777	18,828,389	0	2,228,224

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