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 17, 2021 15:17

Yuriy Lyfenko

Score: 5,385

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 17, 2021 15:17	5,340	811,638,445	16,139,000	949,000	2,392,064
2	May 17, 2021 15:18	5,345	6,116,989,083	17,104,000	0	2,519,040
3	May 17, 2021 17:47	5,353	4,095,785,435	16,123,000	1,007,000	2,527,232
4	May 17, 2021 17:46	5,354	8,750,849,013	15,230,000	1,903,000	2,265,088
5	May 17, 2021 17:47	5,354	7,639,933,977	17,132,000	0	2,527,232
6	May 17, 2021 15:18	5,355	617,965,774	17,136,000	0	2,265,088
7	May 17, 2021 15:18	5,355	3,688,331,792	17,135,000	0	2,523,136
8	May 17, 2021 17:46	5,359	5,863,253,191	15,133,000	2,017,000	2,523,136
9	May 17, 2021 17:47	5,359	6,509,652,531	14,291,000	2,858,000	2,527,232
10	May 17, 2021 15:16	5,361	541,976,151	15,136,000	2,018,000	2,265,088
11	May 17, 2021 17:47	5,362	1,480,933,405	16,149,000	1,009,000	2,265,088
12	May 17, 2021 15:17	5,364	710,523,486	16,213,000	953,000	2,265,088
13	May 17, 2021 17:46	5,366	7,908,772,687	17,172,000	0	2,527,232
14	May 17, 2021 17:46	5,366	4,125,706,625	16,160,000	1,010,000	2,265,088
15	May 17, 2021 15:18	5,366	2,681,232,262	16,161,000	1,010,000	2,265,088
16	May 17, 2021 15:18	5,367	9,376,816,090	16,163,000	1,010,000	2,265,088
17	May 17, 2021 15:17	5,369	6,290,875,479	16,226,000	954,000	2,527,232
18	May 17, 2021 15:16	5,369	8,385,104,944	16,228,000	954,000	2,523,136
19	May 17, 2021 15:18	5,370	9,157,996,144	16,175,000	1,010,000	2,527,232
20	May 17, 2021 15:16	5,373	870,304,686	17,192,000	0	2,269,184
21	May 17, 2021 15:16	5,373	3,729,389,245	16,240,000	955,000	2,265,088
22	May 17, 2021 17:47	5,374	2,115,345,840	16,187,000	1,011,000	2,265,088
23	May 17, 2021 15:16	5,375	4,004,966,206	16,246,000	955,000	2,265,088
24	May 17, 2021 17:47	5,377	2,830,803,583	15,182,000	2,024,000	2,265,088
25	May 17, 2021 17:47	5,377	2,346,692,420	16,195,000	1,012,000	2,265,088
26	May 17, 2021 17:46	5,377	5,397,354,746	15,182,000	2,024,000	2,265,088
27	May 17, 2021 17:46	5,378	6,055,393,151	14,341,000	2,868,000	2,527,232
28	May 17, 2021 17:47	5,380	9,648,210,733	17,215,000	0	2,527,232
29	May 17, 2021 15:17	5,382	8,719,119,051	17,223,000	0	2,527,232
30	May 17, 2021 15:16	5,384	1,405,616,461	16,271,000	957,000	2,269,184
31	May 17, 2021 15:16	5,385	1,914,765,310	15,204,000	2,027,000	2,260,992
32	May 17, 2021 15:16	5,386	8,728,622,844	16,221,000	1,013,000	2,527,232
33	May 17, 2021 15:17	5,389	3,239,393,829	16,232,000	1,014,000	2,523,136
34	May 17, 2021 17:46	5,393	2,282,683,458	15,228,000	2,030,000	2,265,088
35	May 17, 2021 15:18	5,396	3,923,052,622	16,251,000	1,015,000	2,265,088
36	May 17, 2021 15:17	5,397	9,861,763,552	15,351,000	1,918,000	2,523,136
37	May 17, 2021 15:17	5,397	5,318,109,530	14,391,000	2,878,000	2,260,992
38	May 17, 2021 15:17	5,399	3,589,561,654	15,246,000	2,032,000	2,265,088
39	May 17, 2021 17:47	5,403	1,960,239,561	17,290,000	0	2,265,088
40	May 17, 2021 15:18	5,405	3,486,069,938	16,280,000	1,017,000	2,265,088
41	May 17, 2021 17:46	5,406	2,008,310,613	15,264,000	2,035,000	2,260,992
42	May 17, 2021 15:18	5,412	4,669,344,652	15,395,000	1,924,000	2,265,088
43	May 17, 2021 15:17	5,424	7,120,951,517	16,337,000	1,021,000	2,527,232
44	May 17, 2021 15:16	5,449	3,213,390,062	15,385,000	2,051,000	2,523,136
45	May 17, 2021 17:46	5,472	8,454,804,153	15,450,000	2,060,000	2,523,136
46	May 17, 2021 15:16	5,550	130,498,664	17,758,549	0	2,281,472
47	May 17, 2021 15:18	5,557	1,948,520,606	17,782,741	0	2,277,376
48	May 17, 2021 15:17	5,559	4,828,528,968	17,790,334	0	2,281,472
49	May 17, 2021 17:46	5,559	330,568,160	17,787,574	0	2,273,280
50	May 17, 2021 17:46	5,563	4,578,677,330	17,801,311	0	2,277,376
51	May 17, 2021 15:18	5,566	4,897,599,228	17,809,865	0	2,281,472
52	May 17, 2021 15:17	5,572	3,500,344,305	17,830,188	0	2,273,280
53	May 17, 2021 17:47	5,578	2,509,151,796	17,850,402	0	2,281,472
54	May 17, 2021 17:47	5,580	9,214,889,911	17,855,237	0	2,281,472
55	May 17, 2021 17:47	5,582	8,685,508,213	17,861,100	0	2,281,472
56	May 17, 2021 15:16	5,593	2,993,441,713	17,896,950	0	2,277,376
57	May 17, 2021 15:17	5,596	7,808,601,213	17,908,040	0	2,281,472
58	May 17, 2021 15:18	5,596	139,535,238	17,908,054	0	2,281,472
59	May 17, 2021 17:46	5,599	6,326,029,813	17,918,111	0	2,277,376
60	May 17, 2021 15:16	5,602	7,058,487,717	17,926,644	0	2,281,472

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