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 18, 2021 21:41

Andrey Tsvetkov

Score: 5,627

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jul 18, 2021 21:41	5,576	42,727,187	16,853,000	991,000	2,318,336
2	Jul 18, 2021 21:42	5,584	46,824,375	16,878,000	992,000	2,342,912
3	Jul 18, 2021 21:41	5,586	40,502,422	16,882,000	993,000	2,342,912
4	Jul 18, 2021 21:41	5,587	36,079,438	16,886,000	993,000	2,342,912
5	Jul 18, 2021 21:42	5,588	36,763,090	16,890,000	993,000	2,301,952
6	Jul 18, 2021 21:41	5,589	42,492,548	16,892,000	993,000	2,469,888
7	Jul 18, 2021 21:41	5,589	44,153,430	16,892,000	993,000	2,306,048
8	Jul 18, 2021 21:41	5,589	37,031,214	16,891,000	993,000	2,342,912
9	Jul 18, 2021 21:43	5,590	45,784,268	15,902,000	1,987,000	2,310,144
10	Jul 18, 2021 21:41	5,590	42,579,811	15,902,000	1,987,000	2,342,912
11	Jul 18, 2021 21:41	5,590	37,350,575	15,900,000	1,987,000	2,310,144
12	Jul 18, 2021 21:43	5,591	43,421,377	17,891,000	0	2,318,336
13	Jul 18, 2021 21:41	5,591	47,811,269	16,897,000	993,000	2,342,912
14	Jul 18, 2021 21:43	5,592	35,745,094	17,893,000	0	2,318,336
15	Jul 18, 2021 21:41	5,593	45,635,372	15,908,000	1,988,000	2,342,912
16	Jul 18, 2021 21:43	5,594	35,408,066	16,906,000	994,000	2,342,912
17	Jul 18, 2021 21:43	5,596	32,358,129	15,918,000	1,989,000	2,314,240
18	Jul 18, 2021 21:43	5,596	42,173,564	15,919,000	1,989,000	2,342,912
19	Jul 18, 2021 21:43	5,596	44,094,881	15,917,000	1,989,000	2,342,912
20	Jul 18, 2021 21:41	5,596	40,997,735	17,908,000	0	2,306,048
21	Jul 18, 2021 21:42	5,597	43,899,537	15,921,000	1,990,000	2,342,912
22	Jul 18, 2021 21:41	5,598	42,650,577	17,913,000	0	2,342,912
23	Jul 18, 2021 21:41	5,598	46,072,530	15,922,000	1,990,000	2,342,912
24	Jul 18, 2021 21:41	5,598	45,108,230	16,917,000	995,000	2,342,912
25	Jul 18, 2021 21:41	5,598	42,588,734	16,859,000	1,053,000	2,310,144
26	Jul 18, 2021 21:41	5,599	43,925,477	16,921,000	995,000	2,342,912
27	Jul 18, 2021 21:42	5,599	43,819,080	15,927,000	1,990,000	2,314,240
28	Jul 18, 2021 21:41	5,599	45,625,967	17,918,000	0	2,306,048
29	Jul 18, 2021 21:41	5,600	43,858,153	15,930,000	1,991,000	2,314,240
30	Jul 18, 2021 21:41	5,601	38,804,492	16,927,000	995,000	2,342,912
31	Jul 18, 2021 21:43	5,602	42,459,241	16,931,000	995,000	2,445,312
32	Jul 18, 2021 21:41	5,603	48,690,817	16,933,000	996,000	2,318,336
33	Jul 18, 2021 21:41	5,604	44,522,425	15,942,000	1,992,000	2,342,912
34	Jul 18, 2021 21:43	5,604	45,846,731	16,938,000	996,000	2,441,216
35	Jul 18, 2021 21:41	5,605	44,303,037	16,940,000	996,000	2,342,912
36	Jul 18, 2021 21:41	5,606	41,926,380	16,944,000	996,000	2,310,144
37	Jul 18, 2021 21:41	5,606	43,004,491	15,946,000	1,993,000	2,342,912
38	Jul 18, 2021 21:43	5,607	47,464,619	15,949,000	1,993,000	2,396,160
39	Jul 18, 2021 21:41	5,607	31,689,524	16,946,000	996,000	2,342,912
40	Jul 18, 2021 21:41	5,608	41,483,624	15,953,000	1,994,000	2,441,216
41	Jul 18, 2021 21:42	5,609	45,381,946	15,955,000	1,994,000	2,306,048
42	Jul 18, 2021 21:41	5,610	43,830,027	15,957,000	1,994,000	2,314,240
43	Jul 18, 2021 21:43	5,615	33,044,551	15,972,000	1,996,000	2,342,912
44	Jul 18, 2021 21:42	5,618	43,416,957	16,979,000	998,000	2,342,912
45	Jul 18, 2021 21:41	5,618	31,859,938	16,981,000	998,000	2,314,240
46	Jul 18, 2021 21:41	5,624	44,771,352	16,999,000	999,000	2,342,912
47	Jul 18, 2021 21:43	5,625	48,451,611	17,001,000	1,000,000	2,342,912
48	Jul 18, 2021 21:42	5,626	43,818,349	16,004,000	2,000,000	2,310,144
49	Jul 18, 2021 21:41	5,627	37,049,420	16,007,000	2,000,000	2,334,720
50	Jul 18, 2021 21:41	5,627	43,089,118	17,006,000	1,000,000	2,314,240
51	Jul 18, 2021 21:41	5,629	45,256,043	17,014,000	1,000,000	2,441,216
52	Jul 18, 2021 21:43	5,629	42,407,080	16,013,000	2,001,000	2,314,240
53	Jul 18, 2021 21:41	5,629	47,877,189	16,012,000	2,001,000	2,310,144
54	Jul 18, 2021 21:41	5,632	36,932,741	16,019,000	2,002,000	2,342,912
55	Jul 18, 2021 21:41	5,632	42,955,263	17,021,000	1,001,000	2,342,912
56	Jul 18, 2021 21:41	5,633	43,506,959	16,024,000	2,003,000	2,342,912
57	Jul 18, 2021 21:41	5,635	43,969,291	17,030,000	1,001,000	2,342,912
58	Jul 18, 2021 21:41	5,636	47,012,242	16,032,000	2,004,000	2,318,336
59	Jul 18, 2021 21:43	5,637	48,240,729	16,033,000	2,004,000	2,314,240
60	Jul 18, 2021 21:41	5,638	45,365,581	17,038,000	1,002,000	2,342,912
61	Jul 18, 2021 21:43	5,638	34,487,528	16,039,000	2,004,000	2,342,912
62	Jul 18, 2021 21:42	5,640	45,642,020	17,045,000	1,002,000	2,342,912
63	Jul 18, 2021 21:41	5,640	48,834,883	17,046,000	1,002,000	2,342,912
64	Jul 18, 2021 21:43	5,641	45,681,075	16,046,000	2,005,000	2,342,912
65	Jul 18, 2021 21:43	5,641	34,171,101	17,049,000	1,002,000	2,342,912
66	Jul 18, 2021 21:41	5,642	44,979,472	16,048,000	2,006,000	2,342,912
67	Jul 18, 2021 21:43	5,642	52,051,623	16,048,000	2,006,000	2,408,448
68	Jul 18, 2021 21:42	5,646	45,331,432	16,061,000	2,007,000	2,342,912
69	Jul 18, 2021 21:41	5,654	80,174,479	18,093,661	0	2,273,280
70	Jul 18, 2021 21:41	5,656	45,473,475	17,095,000	1,005,000	2,342,912
71	Jul 18, 2021 21:43	5,658	61,637,840	18,107,074	0	2,273,280
72	Jul 18, 2021 21:41	5,660	89,083,060	18,111,564	0	2,281,472
73	Jul 18, 2021 21:41	5,663	48,204,194	17,115,000	1,006,000	2,301,952
74	Jul 18, 2021 21:41	5,666	109,749,801	18,132,266	0	2,285,568
75	Jul 18, 2021 21:41	5,668	37,455,680	16,122,000	2,015,000	2,306,048
76	Jul 18, 2021 21:41	5,672	70,636,160	18,149,680	0	2,281,472
77	Jul 18, 2021 21:42	5,679	88,243,071	18,171,880	0	2,273,280
78	Jul 18, 2021 21:41	5,684	39,275,110	15,158,000	3,031,000	2,310,144
79	Jul 18, 2021 21:43	5,693	85,079,365	18,218,740	0	2,285,568
80	Jul 18, 2021 21:43	5,694	88,749,988	18,219,787	0	2,281,472
81	Jul 18, 2021 21:43	5,697	86,740,883	18,228,959	0	2,273,280
82	Jul 18, 2021 21:41	5,697	106,358,372	18,230,803	0	2,277,376
83	Jul 18, 2021 21:41	5,708	80,342,843	18,264,995	0	2,281,472
84	Jul 18, 2021 21:41	5,710	92,101,196	18,272,583	0	2,281,472
85	Jul 18, 2021 21:41	5,712	89,111,441	18,279,950	0	2,281,472
86	Jul 18, 2021 21:42	5,714	63,414,886	18,284,115	0	2,281,472
87	Jul 18, 2021 21:41	5,718	87,998,730	18,297,517	0	2,281,472
88	Jul 18, 2021 21:41	5,727	75,956,420	18,327,338	0	2,273,280
89	Jul 18, 2021 21:41	5,753	78,576,820	18,409,706	0	2,281,472
90	Jul 18, 2021 21:41	5,758	83,965,315	18,426,752	0	2,277,376
91	Jul 18, 2021 21:41	5,768	82,827,403	18,457,590	0	2,273,280
92	Jul 18, 2021 21:41	5,790	77,985,274	18,529,349	0	2,281,472
93	Jul 18, 2021 21:43	5,802	80,553,685	18,566,229	0	2,273,280
94	Jul 18, 2021 21:42	5,830	93,542,155	18,656,208	0	2,260,992
95	Jul 18, 2021 21:41	5,836	96,564,543	18,675,651	0	2,277,376
96	Jul 18, 2021 21:43	6,098	82,197,708	19,515,058	0	2,256,896

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