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 21:31

Yuriy Lyfenko

Score: 5,265

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 17, 2021 22:48	5,219	163,773,423	16,701,000	0	2,260,992
2	May 17, 2021 21:20	5,221	1,409,273,544	14,741,000	1,965,000	2,260,992
3	May 17, 2021 22:03	5,224	2,135,721,146	16,718,000	0	2,260,992
4	May 17, 2021 21:31	5,228	1,590,774,736	15,684,000	1,045,000	2,260,992
5	May 17, 2021 21:20	5,228	546,637,905	15,747,000	984,000	2,519,040
6	May 17, 2021 21:31	5,229	126,272,576	16,732,000	0	2,527,232
7	May 17, 2021 21:31	5,229	1,018,347,761	16,732,000	0	2,519,040
8	May 17, 2021 21:20	5,229	391,103,637	16,732,000	0	2,265,088
9	May 17, 2021 21:31	5,230	1,053,083,046	15,752,000	984,000	2,260,992
10	May 17, 2021 21:20	5,230	572,621,367	14,768,000	1,969,000	2,260,992
11	May 17, 2021 22:48	5,233	1,153,065,037	16,744,000	0	2,519,040
12	May 17, 2021 22:03	5,236	2,527,542,630	14,783,000	1,971,000	2,260,992
13	May 17, 2021 21:31	5,237	2,829,373,171	14,786,000	1,971,000	2,523,136
14	May 17, 2021 22:48	5,238	2,878,334,483	14,791,000	1,972,000	2,260,992
15	May 17, 2021 22:48	5,238	2,447,675,001	13,803,000	2,957,000	2,519,040
16	May 17, 2021 21:31	5,238	2,494,332,577	15,775,000	985,000	2,523,136
17	May 17, 2021 21:31	5,242	2,617,503,356	16,773,000	0	2,519,040
18	May 17, 2021 21:20	5,242	954,016,989	14,801,000	1,973,000	2,519,040
19	May 17, 2021 22:03	5,242	2,921,803,384	14,802,000	1,973,000	2,260,992
20	May 17, 2021 21:20	5,243	651,632,943	15,791,000	986,000	2,523,136
21	May 17, 2021 21:20	5,243	2,450,187,591	14,804,000	1,973,000	2,527,232
22	May 17, 2021 21:31	5,244	2,517,720,629	15,793,000	987,000	2,260,992
23	May 17, 2021 21:20	5,248	3,010,648,442	14,817,000	1,975,000	2,523,136
24	May 17, 2021 21:20	5,248	2,859,248,627	14,818,000	1,975,000	2,523,136
25	May 17, 2021 21:31	5,249	1,103,729,081	15,810,000	988,000	2,265,088
26	May 17, 2021 22:03	5,249	185,076,198	15,808,000	988,000	2,527,232
27	May 17, 2021 22:03	5,249	1,025,179,373	14,821,000	1,976,000	2,523,136
28	May 17, 2021 21:20	5,250	213,145,918	16,800,000	0	2,523,136
29	May 17, 2021 21:20	5,252	962,034,543	15,817,000	988,000	2,265,088
30	May 17, 2021 22:48	5,253	331,092,406	15,822,000	988,000	2,527,232
31	May 17, 2021 21:20	5,253	789,804,320	15,760,000	1,050,000	2,265,088
32	May 17, 2021 21:20	5,255	2,737,033,759	14,839,000	1,978,000	2,265,088
33	May 17, 2021 22:48	5,256	648,692,241	14,841,000	1,978,000	2,523,136
34	May 17, 2021 21:20	5,257	396,186,275	15,832,000	989,000	2,265,088
35	May 17, 2021 21:31	5,261	374,280,778	16,835,000	0	2,523,136
36	May 17, 2021 21:31	5,265	1,158,965,266	15,857,000	991,000	2,265,088
37	May 17, 2021 21:20	5,265	1,998,522,113	15,856,000	991,000	2,260,992
38	May 17, 2021 21:31	5,267	2,663,658,811	13,880,000	2,974,000	2,260,992
39	May 17, 2021 21:31	5,267	636,162,435	15,864,000	991,000	2,269,184
40	May 17, 2021 21:31	5,269	1,884,120,307	13,886,000	2,975,000	2,523,136
41	May 17, 2021 22:03	5,270	2,142,118,211	15,872,000	992,000	2,523,136
42	May 17, 2021 22:03	5,272	1,276,029,268	16,870,000	0	2,527,232
43	May 17, 2021 21:20	5,272	1,416,839,893	16,871,000	0	2,519,040
44	May 17, 2021 22:03	5,273	2,340,729,846	15,883,000	992,000	2,523,136
45	May 17, 2021 21:31	5,278	3,041,105,049	14,904,000	1,987,000	2,523,136
46	May 17, 2021 22:48	5,278	2,299,358,236	13,909,000	2,980,000	2,523,136
47	May 17, 2021 21:31	5,280	1,047,517,042	16,896,000	0	2,265,088
48	May 17, 2021 22:03	5,283	2,438,847,118	15,913,000	994,000	2,523,136
49	May 17, 2021 21:31	5,285	2,170,712,629	15,917,000	994,000	2,523,136
50	May 17, 2021 22:48	5,285	678,103,550	14,924,000	1,989,000	2,519,040
51	May 17, 2021 21:20	5,285	2,453,533,922	15,918,000	994,000	2,523,136
52	May 17, 2021 21:20	5,293	246,507,949	13,948,000	2,988,000	2,265,088
53	May 17, 2021 22:48	5,298	598,992,784	16,012,000	941,000	2,519,040
54	May 17, 2021 21:31	5,333	1,184,774,065	15,171,000	1,896,000	2,523,136
55	May 17, 2021 22:48	5,408	558,545,676	17,306,086	0	2,281,472
56	May 17, 2021 21:31	5,412	1,538,370,264	17,318,960	0	2,285,568
57	May 17, 2021 22:03	5,413	2,946,910,036	17,320,553	0	2,277,376
58	May 17, 2021 21:31	5,413	1,901,254,979	17,322,460	0	2,281,472
59	May 17, 2021 21:20	5,416	539,960,420	17,330,182	0	2,277,376
60	May 17, 2021 22:48	5,422	753,930,664	17,349,287	0	2,281,472
61	May 17, 2021 22:03	5,424	2,161,895,134	17,356,796	0	2,277,376
62	May 17, 2021 21:31	5,424	2,109,570,533	17,356,068	0	2,285,568
63	May 17, 2021 21:20	5,435	1,458,948,188	17,393,469	0	2,285,568
64	May 17, 2021 21:20	5,438	2,944,413,108	17,400,037	0	2,285,568
65	May 17, 2021 21:31	5,445	2,583,546,353	17,423,741	0	2,277,376
66	May 17, 2021 21:20	5,445	1,527,665,830	17,424,796	0	2,277,376
67	May 17, 2021 22:03	5,450	3,030,679,700	17,438,738	0	2,281,472
68	May 17, 2021 21:20	5,450	3,006,510,333	17,440,478	0	2,277,376
69	May 17, 2021 21:31	5,457	3,040,890,072	17,462,568	0	2,285,568
70	May 17, 2021 22:48	5,457	1,630,249,732	17,462,912	0	2,285,568
71	May 17, 2021 21:31	5,462	1,398,377,752	17,477,815	0	2,281,472
72	May 17, 2021 21:20	5,464	2,519,624,817	17,486,245	0	2,281,472

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