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 listJul 14, 2021 11:11

Andrey Tsvetkov

Score: 5,698

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jul 14, 2021 11:12	5,658	40,306,101	16,093,000	2,011,000	2,527,232
2	Jul 14, 2021 11:11	5,659	44,333,833	15,091,000	3,018,000	2,531,328
3	Jul 14, 2021 11:12	5,660	37,447,891	15,093,000	3,018,000	2,334,720
4	Jul 14, 2021 11:12	5,663	47,604,332	16,109,000	2,013,000	2,531,328
5	Jul 14, 2021 11:12	5,665	44,722,825	15,107,000	3,021,000	2,523,136
6	Jul 14, 2021 11:11	5,665	44,944,938	16,114,000	2,014,000	2,514,944
7	Jul 14, 2021 11:12	5,666	42,274,049	15,109,000	3,021,000	2,334,720
8	Jul 14, 2021 11:11	5,667	47,644,835	15,111,000	3,022,000	2,523,136
9	Jul 14, 2021 11:11	5,670	35,358,318	16,129,000	2,016,000	2,334,720
10	Jul 14, 2021 11:12	5,670	38,898,208	15,121,000	3,024,000	2,519,040
11	Jul 14, 2021 11:12	5,670	45,430,016	15,120,000	3,024,000	2,523,136
12	Jul 14, 2021 11:11	5,670	45,288,380	15,120,000	3,024,000	2,519,040
13	Jul 14, 2021 11:12	5,672	45,586,859	16,134,000	2,016,000	2,527,232
14	Jul 14, 2021 11:11	5,672	43,659,901	16,134,000	2,016,000	2,334,720
15	Jul 14, 2021 11:11	5,674	33,171,670	15,130,000	3,026,000	2,334,720
16	Jul 14, 2021 11:11	5,675	45,846,192	16,143,000	2,017,000	2,326,528
17	Jul 14, 2021 11:12	5,675	45,724,255	16,143,000	2,017,000	2,531,328
18	Jul 14, 2021 11:11	5,676	48,031,149	16,144,000	2,018,000	2,334,720
19	Jul 14, 2021 11:11	5,676	42,271,901	15,135,000	3,027,000	2,531,328
20	Jul 14, 2021 11:11	5,677	48,880,481	16,148,000	2,018,000	2,523,136
21	Jul 14, 2021 11:11	5,678	41,016,893	16,152,000	2,019,000	2,519,040
22	Jul 14, 2021 11:11	5,678	33,516,978	16,151,000	2,018,000	2,330,624
23	Jul 14, 2021 11:11	5,679	42,095,491	16,154,000	2,019,000	2,351,104
24	Jul 14, 2021 11:11	5,679	40,182,403	15,145,000	3,029,000	2,527,232
25	Jul 14, 2021 11:11	5,680	34,791,907	15,146,000	3,029,000	2,527,232
26	Jul 14, 2021 11:11	5,680	36,647,228	16,156,000	2,019,000	2,514,944
27	Jul 14, 2021 11:12	5,681	38,794,531	14,972,000	3,208,000	2,519,040
28	Jul 14, 2021 11:12	5,682	41,301,149	15,152,000	3,030,000	2,334,720
29	Jul 14, 2021 11:11	5,683	34,053,932	15,154,000	3,030,000	2,519,040
30	Jul 14, 2021 11:12	5,685	46,453,143	14,150,000	4,043,000	2,519,040
31	Jul 14, 2021 11:11	5,685	44,375,588	16,171,000	2,021,000	2,531,328
32	Jul 14, 2021 11:11	5,687	42,123,628	16,176,000	2,022,000	2,334,720
33	Jul 14, 2021 11:11	5,687	38,141,316	15,165,000	3,033,000	2,527,232
34	Jul 14, 2021 11:12	5,688	42,187,366	15,168,000	3,033,000	2,527,232
35	Jul 14, 2021 11:11	5,689	40,065,002	15,170,000	3,034,000	2,531,328
36	Jul 14, 2021 11:11	5,690	45,589,276	15,173,000	3,034,000	2,531,328
37	Jul 14, 2021 11:12	5,690	43,848,202	16,186,000	2,023,000	2,326,528
38	Jul 14, 2021 11:12	5,690	35,399,411	15,174,000	3,034,000	2,527,232
39	Jul 14, 2021 11:12	5,690	45,757,422	16,185,000	2,023,000	2,334,720
40	Jul 14, 2021 11:11	5,691	38,650,680	16,187,000	2,023,000	2,334,720
41	Jul 14, 2021 11:11	5,692	37,424,404	16,190,000	2,023,000	2,334,720
42	Jul 14, 2021 11:11	5,693	40,883,021	16,192,000	2,024,000	2,334,720
43	Jul 14, 2021 11:11	5,693	44,126,260	15,181,000	3,036,000	2,334,720
44	Jul 14, 2021 11:12	5,693	41,990,662	15,180,000	3,036,000	2,334,720
45	Jul 14, 2021 11:12	5,694	45,433,715	16,198,000	2,024,000	2,519,040
46	Jul 14, 2021 11:11	5,695	43,033,870	15,188,000	3,037,000	2,334,720
47	Jul 14, 2021 11:11	5,696	39,228,491	15,190,000	3,038,000	2,334,720
48	Jul 14, 2021 11:11	5,696	41,274,641	15,189,000	3,037,000	2,523,136
49	Jul 14, 2021 11:12	5,698	42,191,723	16,208,000	2,026,000	2,334,720
50	Jul 14, 2021 11:12	5,698	41,594,684	16,208,000	2,026,000	2,523,136
51	Jul 14, 2021 11:11	5,698	41,418,045	17,221,000	1,013,000	2,531,328
52	Jul 14, 2021 11:11	5,698	43,318,261	15,195,000	3,039,000	2,531,328
53	Jul 14, 2021 11:12	5,699	45,218,940	15,199,000	3,039,000	2,334,720
54	Jul 14, 2021 11:11	5,699	42,380,629	16,212,000	2,026,000	2,527,232
55	Jul 14, 2021 11:11	5,701	38,538,055	15,202,000	3,040,000	2,523,136
56	Jul 14, 2021 11:11	5,705	41,008,955	16,227,000	2,028,000	2,334,720
57	Jul 14, 2021 11:11	5,705	42,923,998	16,229,000	2,028,000	2,334,720
58	Jul 14, 2021 11:11	5,706	42,595,775	16,230,000	2,028,000	2,334,720
59	Jul 14, 2021 11:12	5,706	33,934,928	16,230,000	2,028,000	2,326,528
60	Jul 14, 2021 11:11	5,709	85,261,354	18,268,266	0	2,236,416
61	Jul 14, 2021 11:12	5,713	87,209,217	18,282,516	0	2,228,224
62	Jul 14, 2021 11:11	5,718	39,709,112	15,248,000	3,049,000	2,523,136
63	Jul 14, 2021 11:11	5,718	65,057,709	18,297,409	0	2,232,320
64	Jul 14, 2021 11:12	5,718	40,921,394	16,265,000	2,033,000	2,527,232
65	Jul 14, 2021 11:12	5,719	41,000,530	15,250,000	3,050,000	2,523,136
66	Jul 14, 2021 11:12	5,719	104,338,378	18,299,691	0	2,236,416
67	Jul 14, 2021 11:11	5,723	41,040,813	15,262,000	3,052,000	2,531,328
68	Jul 14, 2021 11:12	5,728	39,904,138	16,292,000	2,036,000	2,514,944
69	Jul 14, 2021 11:12	5,728	40,601,385	16,295,000	2,036,000	2,322,432
70	Jul 14, 2021 11:12	5,729	78,917,258	18,331,444	0	2,232,320
71	Jul 14, 2021 11:11	5,729	43,028,466	16,296,000	2,037,000	2,531,328
72	Jul 14, 2021 11:11	5,730	76,199,726	18,334,549	0	2,240,512
73	Jul 14, 2021 11:11	5,740	45,840,014	16,327,000	2,040,000	2,531,328
74	Jul 14, 2021 11:11	5,744	88,687,563	18,379,768	0	2,236,416
75	Jul 14, 2021 11:11	5,745	36,162,587	16,341,000	2,042,000	2,334,720
76	Jul 14, 2021 11:11	5,746	46,732,790	16,344,000	2,043,000	2,334,720
77	Jul 14, 2021 11:12	5,747	69,876,342	18,389,963	0	2,236,416
78	Jul 14, 2021 11:11	5,749	39,385,809	16,352,000	2,044,000	2,392,064
79	Jul 14, 2021 11:11	5,751	41,638,141	16,358,000	2,044,000	2,519,040
80	Jul 14, 2021 11:11	5,776	67,011,176	18,483,999	0	2,244,608
81	Jul 14, 2021 11:11	5,776	89,466,118	18,484,520	0	2,228,224
82	Jul 14, 2021 11:12	5,786	75,062,737	18,514,774	0	2,228,224
83	Jul 14, 2021 11:11	5,786	85,516,673	18,516,376	0	2,224,128
84	Jul 14, 2021 11:12	5,789	41,624,439	16,466,000	2,058,000	2,334,720
85	Jul 14, 2021 11:11	5,792	55,239,504	18,534,093	0	2,228,224
86	Jul 14, 2021 11:12	5,816	83,667,440	18,610,539	0	2,228,224
87	Jul 14, 2021 11:11	5,827	78,516,784	18,646,125	0	2,232,320
88	Jul 14, 2021 11:12	5,833	96,309,409	18,666,928	0	2,224,128
89	Jul 14, 2021 11:12	5,839	81,001,626	18,684,510	0	2,232,320
90	Jul 14, 2021 11:11	5,858	93,017,252	18,746,130	0	2,236,416
91	Jul 14, 2021 11:12	5,879	80,292,553	18,812,634	0	2,236,416
92	Jul 14, 2021 11:11	5,885	88,029,680	18,833,407	0	2,240,512
93	Jul 14, 2021 11:11	5,906	80,607,923	18,898,096	0	2,224,128
94	Jul 14, 2021 11:11	5,926	76,723,781	18,963,165	0	2,232,320
95	Jul 14, 2021 11:11	6,065	88,208,840	19,406,556	0	2,240,512
96	Jul 14, 2021 11:11	6,394	89,014,932	20,462,039	0	2,252,800

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