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 19, 2021 19:38

Yuriy Lyfenko

Score: 5,394

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 18, 2021 14:20	5,341	352,208,492	15,080,000	2,010,000	2,260,992
2	May 19, 2021 19:39	5,352	3,956,753,991	16,119,000	1,007,000	2,523,136
3	May 19, 2021 19:38	5,353	4,309,855,881	17,128,000	0	2,392,064
4	May 19, 2021 19:39	5,359	3,482,965,404	16,141,000	1,008,000	2,523,136
5	May 18, 2021 14:20	5,362	53,282,020	16,087,000	1,072,000	2,265,088
6	May 19, 2021 19:39	5,368	276,131,568	17,176,000	0	2,527,232
7	May 19, 2021 19:39	5,369	3,443,511,581	15,159,000	2,021,000	2,379,776
8	May 19, 2021 19:39	5,369	2,274,304,262	16,171,000	1,010,000	2,260,992
9	May 19, 2021 19:39	5,369	5,006,954,337	17,180,000	0	2,519,040
10	May 18, 2021 14:20	5,370	2,440,146,394	16,175,000	1,010,000	2,523,136
11	May 19, 2021 19:39	5,370	2,413,516,739	15,276,000	1,909,000	2,523,136
12	May 18, 2021 14:20	5,370	770,058,507	16,174,000	1,010,000	2,260,992
13	May 18, 2021 14:20	5,371	3,399,079,351	16,233,000	954,000	2,523,136
14	May 18, 2021 14:20	5,372	181,469,130	15,280,000	1,910,000	2,265,088
15	May 19, 2021 19:39	5,373	1,532,829,924	16,182,000	1,011,000	2,519,040
16	May 18, 2021 14:20	5,373	557,612,644	17,193,000	0	2,527,232
17	May 19, 2021 19:39	5,373	1,852,970,947	17,192,000	0	2,260,992
18	May 19, 2021 19:39	5,373	3,125,263,606	16,239,000	955,000	2,527,232
19	May 18, 2021 14:20	5,374	4,644,914,890	16,242,000	955,000	2,260,992
20	May 18, 2021 14:20	5,378	3,658,359,131	17,210,000	0	2,523,136
21	May 19, 2021 19:38	5,378	4,013,230,735	15,186,000	2,024,000	2,260,992
22	May 18, 2021 14:20	5,378	784,420,890	14,342,000	2,868,000	2,265,088
23	May 19, 2021 19:39	5,380	4,644,781,367	16,261,000	956,000	2,523,136
24	May 19, 2021 19:39	5,380	3,417,970,146	16,203,000	1,012,000	2,523,136
25	May 19, 2021 19:38	5,380	3,245,005,869	16,203,000	1,012,000	2,519,040
26	May 19, 2021 19:38	5,382	660,371,075	15,310,000	1,913,000	2,523,136
27	May 18, 2021 14:20	5,382	4,750,228,140	16,209,000	1,013,000	2,260,992
28	May 18, 2021 14:20	5,383	2,500,107,314	16,268,000	956,000	2,260,992
29	May 19, 2021 19:39	5,383	3,600,866,854	16,213,000	1,013,000	2,527,232
30	May 19, 2021 19:39	5,385	3,808,905,074	16,219,000	1,013,000	2,523,136
31	May 18, 2021 14:20	5,386	5,036,179,054	16,223,000	1,013,000	2,519,040
32	May 18, 2021 14:20	5,389	169,887,517	15,330,000	1,916,000	2,506,752
33	May 19, 2021 19:38	5,392	3,315,963,957	15,336,000	1,917,000	2,523,136
34	May 19, 2021 19:38	5,394	4,426,636,766	14,215,000	3,046,000	2,523,136
35	May 18, 2021 14:20	5,394	3,194,108,940	16,246,000	1,015,000	2,260,992
36	May 19, 2021 19:38	5,396	2,488,545,279	15,350,000	1,918,000	2,265,088
37	May 19, 2021 19:38	5,401	1,219,330,633	15,363,000	1,920,000	2,523,136
38	May 18, 2021 14:20	5,401	609,885,363	17,284,000	0	2,387,968
39	May 18, 2021 14:20	5,402	1,646,913,989	15,252,000	2,033,000	2,260,992
40	May 19, 2021 19:39	5,404	4,617,212,716	16,333,000	960,000	2,523,136
41	May 19, 2021 19:39	5,406	4,273,276,897	16,283,000	1,017,000	2,523,136
42	May 19, 2021 19:38	5,409	211,916,391	16,290,000	1,018,000	2,523,136
43	May 19, 2021 19:39	5,417	2,333,472,277	15,409,000	1,926,000	2,265,088
44	May 19, 2021 19:39	5,428	2,445,700,049	15,441,000	1,930,000	2,260,992
45	May 18, 2021 14:20	5,433	1,581,351,326	17,386,000	0	2,383,872
46	May 19, 2021 19:39	5,549	2,669,479,970	17,755,222	0	2,281,472
47	May 19, 2021 19:39	5,562	2,884,147,070	17,799,550	0	2,281,472
48	May 18, 2021 14:20	5,571	2,599,215,291	17,828,543	0	2,281,472
49	May 19, 2021 19:39	5,575	442,812,454	17,840,691	0	2,281,472
50	May 19, 2021 19:39	5,578	1,684,197,175	17,849,036	0	2,281,472
51	May 18, 2021 14:20	5,582	1,975,929,367	17,862,541	0	2,281,472
52	May 19, 2021 19:39	5,582	806,334,095	17,861,971	0	2,281,472
53	May 19, 2021 19:39	5,582	4,556,841,635	17,863,985	0	2,285,568
54	May 19, 2021 19:38	5,585	2,878,672,064	17,872,356	0	2,281,472
55	May 18, 2021 14:20	5,586	3,928,285,553	17,876,162	0	2,277,376
56	May 18, 2021 14:20	5,590	2,842,997,690	17,887,239	0	2,281,472
57	May 19, 2021 19:39	5,596	2,453,130,418	17,907,647	0	2,277,376
58	May 18, 2021 14:20	5,600	2,726,183,914	17,920,310	0	2,285,568
59	May 19, 2021 19:38	5,602	4,355,044,967	17,925,521	0	2,285,568
60	May 19, 2021 19:39	5,602	362,521,122	17,926,240	0	2,281,472
61	May 19, 2021 19:39	5,602	1,269,015,533	17,924,868	0	2,281,472
62	May 18, 2021 14:20	5,604	2,690,239,036	17,933,950	0	2,281,472
63	May 19, 2021 19:39	5,611	251,753,657	17,955,967	0	2,285,568
64	May 19, 2021 19:39	5,612	1,280,774,288	17,957,634	0	2,281,472
65	May 19, 2021 19:39	5,619	2,108,655,390	17,981,511	0	2,281,472
66	May 19, 2021 19:38	5,623	3,691,130,060	17,992,941	0	2,281,472
67	May 19, 2021 19:38	5,625	1,213,708,853	17,998,658	0	2,289,664
68	May 19, 2021 19:38	5,632	4,711,244,016	18,022,049	0	2,281,472
69	May 19, 2021 19:38	5,673	3,611,647,767	18,154,550	0	2,375,680

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