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 11, 2021 17:21

Andrey Tsvetkov

Score: 6,169

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 11, 2021 17:21	6,103	41,869,543	17,475,000	2,055,000	2,326,528
2	May 11, 2021 18:12	6,109	37,430,985	18,521,000	1,028,000	2,519,040
3	May 11, 2021 17:18	6,111	38,596,393	18,526,000	1,029,000	2,514,944
4	May 11, 2021 18:11	6,117	40,644,719	19,574,000	0	2,326,528
5	May 11, 2021 17:20	6,118	37,725,560	18,549,000	1,030,000	2,383,872
6	May 11, 2021 18:12	6,119	52,255,384	18,551,000	1,030,000	2,330,624
7	May 11, 2021 17:19	6,119	46,836,100	18,550,000	1,030,000	2,523,136
8	May 11, 2021 17:21	6,119	43,664,391	19,581,000	0	2,330,624
9	May 11, 2021 18:11	6,121	42,291,066	18,557,000	1,030,000	2,510,848
10	May 11, 2021 17:18	6,122	38,480,059	17,527,000	2,062,000	2,326,528
11	May 11, 2021 17:19	6,125	40,310,677	19,601,000	0	2,510,848
12	May 11, 2021 17:20	6,125	48,068,404	18,569,000	1,031,000	2,523,136
13	May 11, 2021 17:20	6,125	44,083,016	17,537,000	2,063,000	2,519,040
14	May 11, 2021 17:19	6,126	44,152,740	19,603,000	0	2,523,136
15	May 11, 2021 17:19	6,126	45,066,757	17,539,000	2,063,000	2,330,624
16	May 11, 2021 17:20	6,127	47,948,702	18,574,000	1,031,000	2,523,136
17	May 11, 2021 17:20	6,128	50,656,904	17,545,000	2,064,000	2,519,040
18	May 11, 2021 18:11	6,129	48,285,923	18,581,000	1,032,000	2,326,528
19	May 11, 2021 18:11	6,131	45,814,360	19,618,000	0	2,326,528
20	May 11, 2021 17:21	6,131	46,239,507	18,587,000	1,032,000	2,523,136
21	May 11, 2021 18:12	6,131	47,563,061	17,554,000	2,065,000	2,314,240
22	May 11, 2021 17:18	6,132	48,826,181	18,589,000	1,032,000	2,519,040
23	May 11, 2021 17:20	6,133	45,921,877	17,560,000	2,065,000	2,326,528
24	May 11, 2021 17:18	6,133	51,466,769	19,624,000	0	2,326,528
25	May 11, 2021 18:11	6,134	34,381,942	17,562,000	2,066,000	2,510,848
26	May 11, 2021 18:12	6,136	43,736,666	18,601,000	1,033,000	2,519,040
27	May 11, 2021 17:20	6,136	36,848,832	18,603,000	1,033,000	2,506,752
28	May 11, 2021 18:12	6,138	47,782,795	16,541,000	3,101,000	2,330,624
29	May 11, 2021 17:18	6,140	45,037,908	18,613,000	1,034,000	2,330,624
30	May 11, 2021 17:20	6,140	49,893,919	18,613,000	1,034,000	2,330,624
31	May 11, 2021 17:21	6,143	47,028,722	19,658,000	0	2,519,040
32	May 11, 2021 17:20	6,144	33,312,739	18,628,000	1,034,000	2,330,624
33	May 11, 2021 17:21	6,145	49,328,578	17,595,000	2,070,000	2,314,240
34	May 11, 2021 17:20	6,145	48,961,008	17,595,000	2,070,000	2,326,528
35	May 11, 2021 17:20	6,147	44,491,103	18,635,000	1,035,000	2,514,944
36	May 11, 2021 18:12	6,147	46,024,724	19,669,000	0	2,519,040
37	May 11, 2021 17:20	6,150	46,606,531	18,646,000	1,035,000	2,514,944
38	May 11, 2021 17:19	6,150	39,898,596	18,644,000	1,035,000	2,514,944
39	May 11, 2021 17:20	6,153	50,885,501	18,654,000	1,036,000	2,326,528
40	May 11, 2021 17:19	6,154	46,990,884	18,658,000	1,036,000	2,523,136
41	May 11, 2021 17:19	6,156	40,276,641	17,626,000	2,073,000	2,523,136
42	May 11, 2021 17:21	6,157	45,674,596	18,665,000	1,036,000	2,519,040
43	May 11, 2021 18:11	6,158	45,432,864	18,669,000	1,037,000	2,383,872
44	May 11, 2021 17:18	6,169	48,844,278	16,625,000	3,117,000	2,326,528
45	May 11, 2021 17:20	6,183	88,296,533	19,784,338	0	2,232,320
46	May 11, 2021 17:18	6,187	86,602,698	19,798,530	0	2,236,416
47	May 11, 2021 18:11	6,190	101,859,326	19,808,533	0	2,220,032
48	May 11, 2021 17:19	6,191	79,914,715	19,812,421	0	2,228,224
49	May 11, 2021 17:21	6,198	85,537,638	19,833,474	0	2,228,224
50	May 11, 2021 17:19	6,201	94,501,458	19,842,957	0	2,224,128
51	May 11, 2021 17:18	6,203	47,152,098	19,850,000	0	2,519,040
52	May 11, 2021 17:18	6,205	45,632,488	17,871,000	1,985,000	2,519,040
53	May 11, 2021 17:20	6,205	46,064,238	16,879,000	2,978,000	2,326,528
54	May 11, 2021 17:18	6,206	76,411,710	19,859,594	0	2,232,320
55	May 11, 2021 17:20	6,207	45,926,535	16,883,000	2,979,000	2,523,136
56	May 11, 2021 18:12	6,207	84,945,825	19,863,596	0	2,236,416
57	May 11, 2021 17:21	6,208	76,530,152	19,864,520	0	2,224,128
58	May 11, 2021 17:20	6,209	48,326,842	17,883,000	1,987,000	2,326,528
59	May 11, 2021 17:21	6,210	47,072,140	17,886,000	1,987,000	2,523,136
60	May 11, 2021 18:12	6,211	44,583,790	17,888,000	1,987,000	2,326,528
61	May 11, 2021 17:20	6,212	43,318,899	17,890,000	1,987,000	2,330,624
62	May 11, 2021 17:21	6,212	46,085,108	17,890,000	1,987,000	2,523,136
63	May 11, 2021 17:18	6,213	53,954,030	17,894,000	1,988,000	2,502,656
64	May 11, 2021 17:21	6,213	39,299,879	16,900,000	2,982,000	2,326,528
65	May 11, 2021 18:11	6,213	47,020,127	18,889,000	994,000	2,326,528
66	May 11, 2021 18:12	6,213	81,148,256	19,882,748	0	2,220,032
67	May 11, 2021 18:11	6,214	44,794,954	16,902,000	2,982,000	2,326,528
68	May 11, 2021 17:20	6,214	50,580,958	16,903,000	2,982,000	2,523,136
69	May 11, 2021 18:11	6,215	53,030,630	19,887,000	0	2,519,040
70	May 11, 2021 17:19	6,215	44,217,966	17,900,000	1,988,000	2,326,528
71	May 11, 2021 18:12	6,218	37,257,523	15,918,000	3,979,000	2,326,528
72	May 11, 2021 18:12	6,219	47,859,260	16,915,000	2,985,000	2,523,136
73	May 11, 2021 17:19	6,220	49,595,800	17,913,000	1,990,000	2,326,528
74	May 11, 2021 17:20	6,221	91,438,924	19,907,726	0	2,228,224
75	May 11, 2021 17:20	6,227	66,660,847	19,927,241	0	2,232,320
76	May 11, 2021 17:19	6,231	91,392,137	19,940,085	0	2,228,224
77	May 11, 2021 18:11	6,241	80,267,445	19,972,155	0	2,224,128
78	May 11, 2021 17:21	6,243	82,008,614	19,977,641	0	2,224,128
79	May 11, 2021 17:20	6,245	78,970,778	19,984,521	0	2,224,128
80	May 11, 2021 18:12	6,246	80,943,361	19,985,737	0	2,224,128
81	May 11, 2021 17:21	6,249	93,919,803	19,996,936	0	2,228,224
82	May 11, 2021 17:21	6,252	104,232,948	20,006,308	0	2,220,032
83	May 11, 2021 17:18	6,259	93,147,611	20,030,001	0	2,215,936
84	May 11, 2021 18:11	6,285	84,752,850	20,111,349	0	2,224,128
85	May 11, 2021 17:20	6,302	79,817,219	20,165,124	0	2,220,032
86	May 11, 2021 17:21	6,309	88,126,954	20,188,582	0	2,220,032
87	May 11, 2021 17:20	6,347	80,075,138	20,311,558	0	2,232,320

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