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 15:42

Andrey Tsvetkov

Score: 6,173

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 11, 2021 15:45	6,104	43,039,695	18,506,000	1,028,000	2,535,424
2	May 11, 2021 15:43	6,104	42,714,139	18,504,000	1,028,000	2,535,424
3	May 11, 2021 15:44	6,107	38,975,648	18,514,000	1,028,000	2,326,528
4	May 11, 2021 15:44	6,107	46,296,977	18,515,000	1,028,000	2,326,528
5	May 11, 2021 15:44	6,113	43,849,122	19,561,000	0	2,326,528
6	May 11, 2021 15:44	6,117	49,943,793	19,575,000	0	2,531,328
7	May 11, 2021 15:45	6,125	44,409,474	18,570,000	1,031,000	2,326,528
8	May 11, 2021 15:43	6,126	38,174,120	17,539,000	2,063,000	2,531,328
9	May 11, 2021 15:44	6,127	39,833,338	19,605,000	0	2,326,528
10	May 11, 2021 15:44	6,127	45,824,359	19,607,000	0	2,531,328
11	May 11, 2021 15:45	6,127	41,827,479	16,511,000	3,095,000	2,330,624
12	May 11, 2021 15:44	6,128	44,813,672	18,576,000	1,032,000	2,523,136
13	May 11, 2021 15:44	6,129	45,258,830	18,582,000	1,032,000	2,326,528
14	May 11, 2021 15:43	6,129	36,186,856	19,612,000	0	2,527,232
15	May 11, 2021 15:45	6,131	45,527,363	17,554,000	2,065,000	2,379,776
16	May 11, 2021 15:44	6,137	47,003,190	18,604,000	1,033,000	2,326,528
17	May 11, 2021 15:43	6,137	45,576,703	18,606,000	1,033,000	2,523,136
18	May 11, 2021 15:44	6,137	40,469,633	17,571,000	2,067,000	2,531,328
19	May 11, 2021 15:44	6,138	48,910,395	17,574,000	2,067,000	2,326,528
20	May 11, 2021 15:44	6,138	49,907,445	16,541,000	3,101,000	2,310,144
21	May 11, 2021 15:43	6,138	55,589,950	16,541,000	3,101,000	2,330,624
22	May 11, 2021 15:44	6,141	41,870,248	17,584,000	2,068,000	2,531,328
23	May 11, 2021 15:44	6,146	55,538,984	19,666,000	0	2,326,528
24	May 11, 2021 15:45	6,149	48,029,074	19,677,000	0	2,330,624
25	May 11, 2021 15:44	6,150	44,395,580	18,645,000	1,035,000	2,527,232
26	May 11, 2021 15:43	6,154	47,598,432	18,658,000	1,036,000	2,326,528
27	May 11, 2021 15:44	6,155	48,273,846	16,587,000	3,110,000	2,326,528
28	May 11, 2021 15:44	6,157	43,993,786	18,666,000	1,037,000	2,531,328
29	May 11, 2021 15:44	6,161	47,156,149	18,729,000	985,000	2,523,136
30	May 11, 2021 15:44	6,162	48,429,712	17,642,000	2,075,000	2,523,136
31	May 11, 2021 15:44	6,162	36,876,250	16,604,000	3,113,000	2,519,040
32	May 11, 2021 15:45	6,163	51,850,041	18,685,000	1,038,000	2,326,528
33	May 11, 2021 15:44	6,164	45,027,086	19,726,000	0	2,531,328
34	May 11, 2021 15:43	6,168	42,163,781	18,699,000	1,038,000	2,535,424
35	May 11, 2021 15:45	6,173	77,246,811	19,755,179	0	2,244,608
36	May 11, 2021 15:42	6,176	102,258,609	19,761,992	0	2,236,416
37	May 11, 2021 15:43	6,183	79,650,378	19,785,532	0	2,248,704
38	May 11, 2021 15:44	6,195	89,047,346	19,824,094	0	2,248,704
39	May 11, 2021 15:44	6,196	88,428,043	19,827,258	0	2,240,512
40	May 11, 2021 15:45	6,203	47,514,923	17,866,000	1,985,000	2,326,528
41	May 11, 2021 15:43	6,203	81,909,102	19,850,657	0	2,236,416
42	May 11, 2021 15:45	6,204	37,446,907	17,867,000	1,985,000	2,519,040
43	May 11, 2021 15:44	6,206	80,759,760	19,858,322	0	2,244,608
44	May 11, 2021 15:44	6,207	94,893,410	19,861,858	0	2,240,512
45	May 11, 2021 15:44	6,208	43,334,258	16,885,000	2,979,000	2,330,624
46	May 11, 2021 15:44	6,210	46,159,268	17,886,000	1,987,000	2,531,328
47	May 11, 2021 15:43	6,210	48,081,241	17,886,000	1,987,000	2,531,328
48	May 11, 2021 15:44	6,213	37,447,217	17,895,000	1,988,000	2,326,528
49	May 11, 2021 15:44	6,215	39,354,547	16,904,000	2,983,000	2,326,528
50	May 11, 2021 15:43	6,215	37,736,003	16,906,000	2,983,000	2,535,424
51	May 11, 2021 15:44	6,215	47,092,528	18,894,000	994,000	2,326,528
52	May 11, 2021 15:44	6,217	47,468,242	17,905,000	1,989,000	2,326,528
53	May 11, 2021 15:44	6,224	71,119,938	19,918,331	0	2,236,416
54	May 11, 2021 15:45	6,228	46,522,696	16,941,000	2,989,000	2,527,232
55	May 11, 2021 15:44	6,233	90,143,323	19,947,066	0	2,244,608
56	May 11, 2021 15:43	6,236	90,025,142	19,955,785	0	2,244,608
57	May 11, 2021 15:45	6,238	57,616,019	19,961,630	0	2,236,416
58	May 11, 2021 15:44	6,238	96,820,091	19,960,751	0	2,240,512
59	May 11, 2021 15:43	6,244	77,161,682	19,982,375	0	2,236,416
60	May 11, 2021 15:43	6,253	83,945,773	20,010,551	0	2,228,224
61	May 11, 2021 15:43	6,256	79,214,381	20,019,009	0	2,236,416
62	May 11, 2021 15:43	6,265	91,393,834	20,046,985	0	2,232,320
63	May 11, 2021 15:44	6,265	82,247,175	20,048,275	0	2,236,416
64	May 11, 2021 15:44	6,274	95,458,100	20,078,220	0	2,240,512
65	May 11, 2021 15:43	6,278	98,432,668	20,088,560	0	2,236,416
66	May 11, 2021 15:45	6,281	104,033,231	20,098,696	0	2,224,128
67	May 11, 2021 15:43	6,283	80,846,973	20,104,789	0	2,232,320
68	May 11, 2021 15:42	6,310	59,076,514	20,191,128	0	2,240,512
69	May 11, 2021 15:42	6,320	82,649,130	20,223,589	0	2,240,512

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