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 22, 2021 22:40

Andrey Tsvetkov

Score: 5,701

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jun 21, 2021 11:27	5,652	45,264,387	16,077,000	2,009,000	2,342,912
2	Jun 22, 2021 22:42	5,655	41,960,254	15,081,000	3,016,000	2,514,944
3	Jun 22, 2021 22:40	5,657	48,354,444	15,086,000	3,017,000	2,334,720
4	Jun 21, 2021 11:27	5,657	41,196,134	16,092,000	2,011,000	2,531,328
5	Jun 22, 2021 22:39	5,660	42,101,364	16,099,000	2,012,000	2,527,232
6	Jun 22, 2021 22:39	5,664	45,676,348	15,105,000	3,021,000	2,334,720
7	Jun 22, 2021 22:39	5,665	46,671,536	16,115,000	2,014,000	2,523,136
8	Jun 22, 2021 22:42	5,666	35,422,994	16,116,000	2,014,000	2,531,328
9	Jun 22, 2021 22:39	5,669	45,863,921	16,125,000	2,015,000	2,334,720
10	Jun 22, 2021 22:39	5,671	34,673,983	16,132,000	2,016,000	2,523,136
11	Jun 22, 2021 22:39	5,671	50,021,294	16,131,000	2,016,000	2,523,136
12	Jun 22, 2021 22:39	5,672	45,951,818	15,125,000	3,025,000	2,330,624
13	Jun 21, 2021 11:27	5,673	46,901,568	16,138,000	2,017,000	2,334,720
14	Jun 21, 2021 11:27	5,673	45,160,520	16,137,000	2,017,000	2,334,720
15	Jun 22, 2021 22:40	5,674	53,706,523	15,131,000	3,026,000	2,334,720
16	Jun 21, 2021 11:29	5,676	35,164,862	16,146,000	2,018,000	2,527,232
17	Jun 21, 2021 11:29	5,677	43,867,318	16,149,000	2,018,000	2,326,528
18	Jun 21, 2021 11:27	5,677	40,481,649	15,139,000	3,027,000	2,531,328
19	Jun 22, 2021 22:42	5,677	41,484,114	15,139,000	3,027,000	2,519,040
20	Jun 21, 2021 11:27	5,679	43,350,003	16,155,000	2,019,000	2,523,136
21	Jun 21, 2021 11:29	5,679	37,194,709	16,153,000	2,019,000	2,383,872
22	Jun 21, 2021 11:27	5,683	37,050,239	17,174,000	1,010,000	2,527,232
23	Jun 22, 2021 22:42	5,683	35,093,341	15,154,000	3,030,000	2,334,720
24	Jun 22, 2021 22:42	5,683	37,893,460	16,165,000	2,020,000	2,334,720
25	Jun 21, 2021 11:29	5,684	41,116,823	15,158,000	3,031,000	2,334,720
26	Jun 21, 2021 11:27	5,685	44,483,340	15,161,000	3,032,000	2,334,720
27	Jun 22, 2021 22:42	5,688	39,445,395	15,168,000	3,033,000	2,527,232
28	Jun 22, 2021 22:39	5,688	43,299,519	16,180,000	2,022,000	2,527,232
29	Jun 22, 2021 22:39	5,688	35,726,619	15,169,000	3,033,000	2,334,720
30	Jun 22, 2021 22:39	5,688	35,484,378	16,179,000	2,022,000	2,334,720
31	Jun 22, 2021 22:39	5,689	32,952,964	16,183,000	2,022,000	2,334,720
32	Jun 21, 2021 11:29	5,691	41,695,716	15,176,000	3,035,000	2,531,328
33	Jun 22, 2021 22:40	5,691	35,578,023	16,189,000	2,023,000	2,334,720
34	Jun 22, 2021 22:42	5,696	44,271,825	16,201,000	2,025,000	2,519,040
35	Jun 21, 2021 11:27	5,696	45,495,419	16,203,000	2,025,000	2,519,040
36	Jun 21, 2021 11:29	5,698	41,150,379	15,194,000	3,038,000	2,514,944
37	Jun 22, 2021 22:40	5,698	40,965,094	16,208,000	2,026,000	2,334,720
38	Jun 21, 2021 11:27	5,698	39,392,047	16,208,000	2,026,000	2,334,720
39	Jun 21, 2021 11:27	5,698	42,250,695	17,222,000	1,013,000	2,523,136
40	Jun 21, 2021 11:29	5,699	34,554,181	16,210,000	2,026,000	2,310,144
41	Jun 21, 2021 11:27	5,700	37,185,266	15,201,000	3,040,000	2,523,136
42	Jun 22, 2021 22:39	5,700	97,403,487	18,238,550	0	2,232,320
43	Jun 21, 2021 11:29	5,701	45,063,362	15,202,000	3,040,000	2,523,136
44	Jun 22, 2021 22:39	5,702	42,945,381	14,192,000	4,054,000	2,519,040
45	Jun 21, 2021 11:27	5,703	39,572,477	16,223,000	2,027,000	2,531,328
46	Jun 21, 2021 11:27	5,703	42,834,218	15,209,000	3,041,000	2,334,720
47	Jun 21, 2021 11:27	5,707	40,281,212	15,218,000	3,043,000	2,334,720
48	Jun 22, 2021 22:40	5,708	35,656,424	16,235,000	2,029,000	2,334,720
49	Jun 22, 2021 22:42	5,708	44,416,210	15,222,000	3,044,000	2,535,424
50	Jun 21, 2021 11:27	5,708	46,216,030	15,222,000	3,044,000	2,334,720
51	Jun 22, 2021 22:39	5,708	42,030,743	16,236,000	2,029,000	2,334,720
52	Jun 22, 2021 22:40	5,709	36,833,161	15,225,000	3,045,000	2,519,040
53	Jun 22, 2021 22:42	5,710	35,785,237	15,226,000	3,045,000	2,523,136
54	Jun 22, 2021 22:39	5,711	38,850,555	15,230,000	3,046,000	2,523,136
55	Jun 22, 2021 22:40	5,712	43,868,628	17,263,000	1,015,000	2,523,136
56	Jun 21, 2021 11:27	5,713	35,508,902	16,252,000	2,031,000	2,531,328
57	Jun 22, 2021 22:40	5,713	33,546,890	16,249,000	2,031,000	2,334,720
58	Jun 21, 2021 11:29	5,716	39,338,235	16,258,000	2,032,000	2,531,328
59	Jun 22, 2021 22:39	5,718	45,678,951	16,264,000	2,033,000	2,334,720
60	Jun 22, 2021 22:40	5,722	42,584,886	16,277,000	2,034,000	2,334,720
61	Jun 22, 2021 22:39	5,728	39,310,190	16,293,000	2,036,000	2,334,720
62	Jun 22, 2021 22:39	5,735	38,999,885	16,312,000	2,039,000	2,314,240
63	Jun 22, 2021 22:40	5,735	77,899,528	18,352,810	0	2,236,416
64	Jun 22, 2021 22:39	5,736	40,475,674	17,335,000	1,019,000	2,334,720
65	Jun 22, 2021 22:39	5,740	59,427,590	18,368,980	0	2,232,320
66	Jun 22, 2021 22:39	5,741	56,316,321	18,370,094	0	2,224,128
67	Jun 22, 2021 22:42	5,742	80,424,534	18,375,923	0	2,224,128
68	Jun 22, 2021 22:40	5,742	87,323,089	18,373,767	0	2,236,416
69	Jun 22, 2021 22:42	5,748	84,549,983	18,393,456	0	2,236,416
70	Jun 21, 2021 11:27	5,750	75,057,626	18,400,070	0	2,232,320
71	Jun 21, 2021 11:27	5,753	81,274,931	18,410,001	0	2,232,320
72	Jun 21, 2021 11:27	5,753	39,730,054	16,366,000	2,045,000	2,334,720
73	Jun 22, 2021 22:39	5,757	79,278,185	18,423,475	0	2,232,320
74	Jun 22, 2021 22:39	5,761	64,537,031	18,435,449	0	2,240,512
75	Jun 21, 2021 11:29	5,762	76,605,120	18,439,856	0	2,236,416
76	Jun 21, 2021 11:27	5,781	82,590,849	18,500,315	0	2,236,416
77	Jun 21, 2021 11:27	5,782	53,529,996	18,502,004	0	2,224,128
78	Jun 22, 2021 22:39	5,791	79,885,890	18,531,825	0	2,236,416
79	Jun 22, 2021 22:42	5,816	92,931,477	18,611,098	0	2,240,512
80	Jun 21, 2021 11:29	5,871	84,733,682	18,785,984	0	2,240,512
81	Jun 21, 2021 11:27	5,874	95,471,363	18,797,227	0	2,244,608
82	Jun 21, 2021 11:29	5,883	89,667,311	18,825,416	0	2,236,416
83	Jun 21, 2021 11:27	5,887	99,249,130	18,837,857	0	2,220,032
84	Jun 22, 2021 22:40	5,910	95,849,834	18,911,044	0	2,224,128

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