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 listJun 3, 2021 16:12

Yuriy Lyfenko

Score: 5,041

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jun 3, 2021 16:13	4,987	537,884,580	13,963,000	1,994,000	2,273,280
2	Jun 3, 2021 16:19	4,990	540,100,806	14,970,000	998,000	2,273,280
3	Jun 3, 2021 16:12	4,995	538,644,227	13,987,000	1,998,000	2,273,280
4	Jun 3, 2021 16:13	4,995	548,758,013	14,985,000	999,000	2,273,280
5	Jun 3, 2021 16:13	4,996	537,304,418	14,987,000	999,000	2,273,280
6	Jun 3, 2021 16:13	4,996	539,268,946	14,989,000	999,000	2,281,472
7	Jun 3, 2021 16:13	4,996	541,273,602	13,990,000	1,998,000	2,273,280
8	Jun 3, 2021 16:19	4,996	543,697,605	13,989,000	1,998,000	2,408,448
9	Jun 3, 2021 16:13	4,997	544,216,626	13,992,000	1,998,000	2,273,280
10	Jun 3, 2021 16:19	4,999	538,980,296	13,999,000	1,999,000	2,273,280
11	Jun 3, 2021 16:13	5,003	542,750,280	15,009,000	1,000,000	2,281,472
12	Jun 3, 2021 16:13	5,003	543,931,230	15,008,000	1,000,000	2,273,280
13	Jun 3, 2021 16:13	5,005	540,097,632	14,014,000	2,002,000	2,273,280
14	Jun 3, 2021 16:11	5,008	541,263,899	14,023,000	2,003,000	2,400,256
15	Jun 3, 2021 16:19	5,010	537,191,092	15,031,000	1,002,000	2,273,280
16	Jun 3, 2021 16:13	5,012	538,578,568	16,039,000	0	2,273,280
17	Jun 3, 2021 16:19	5,013	539,186,327	14,036,000	2,005,000	2,273,280
18	Jun 3, 2021 16:11	5,013	538,413,589	14,035,000	2,005,000	2,273,280
19	Jun 3, 2021 16:13	5,014	538,504,185	14,040,000	2,005,000	2,281,472
20	Jun 3, 2021 16:12	5,015	545,974,091	14,043,000	2,006,000	2,273,280
21	Jun 3, 2021 16:11	5,018	539,318,997	14,051,000	2,007,000	2,273,280
22	Jun 3, 2021 16:19	5,019	547,555,503	14,053,000	2,007,000	2,281,472
23	Jun 3, 2021 16:13	5,021	539,752,147	15,064,000	1,004,000	2,281,472
24	Jun 3, 2021 16:11	5,022	538,091,549	15,066,000	1,004,000	2,281,472
25	Jun 3, 2021 16:11	5,023	537,338,872	15,071,000	1,004,000	2,273,280
26	Jun 3, 2021 16:11	5,026	536,571,893	15,077,000	1,005,000	2,273,280
27	Jun 3, 2021 16:19	5,029	540,078,911	14,082,000	2,011,000	2,281,472
28	Jun 3, 2021 16:11	5,030	542,697,010	15,090,000	1,006,000	2,281,472
29	Jun 3, 2021 16:13	5,030	541,941,494	15,090,000	1,006,000	2,273,280
30	Jun 3, 2021 16:13	5,030	539,073,501	15,091,000	1,006,000	2,273,280
31	Jun 3, 2021 16:11	5,032	541,211,244	14,089,000	2,012,000	2,404,352
32	Jun 3, 2021 16:13	5,032	535,284,071	15,095,000	1,006,000	2,273,280
33	Jun 3, 2021 16:11	5,034	538,551,776	15,103,000	1,006,000	2,281,472
34	Jun 3, 2021 16:19	5,037	540,369,292	15,110,000	1,007,000	2,281,472
35	Jun 3, 2021 16:13	5,038	544,027,138	14,107,000	2,015,000	2,281,472
36	Jun 3, 2021 16:19	5,039	540,587,159	15,118,000	1,007,000	2,281,472
37	Jun 3, 2021 16:12	5,041	539,019,064	15,122,000	1,008,000	2,281,472
38	Jun 3, 2021 16:11	5,042	546,778,172	14,118,000	2,016,000	2,273,280
39	Jun 3, 2021 16:11	5,042	541,985,202	15,125,000	1,008,000	2,273,280
40	Jun 3, 2021 16:12	5,044	538,605,429	15,132,000	1,008,000	2,273,280
41	Jun 3, 2021 16:12	5,046	539,064,227	14,128,000	2,018,000	2,273,280
42	Jun 3, 2021 16:13	5,051	541,813,693	14,143,000	2,020,000	2,273,280
43	Jun 3, 2021 16:11	5,052	541,285,345	14,146,000	2,020,000	2,400,256
44	Jun 3, 2021 16:12	5,052	538,257,798	14,145,000	2,020,000	2,273,280
45	Jun 3, 2021 16:12	5,053	537,889,568	16,169,000	0	2,273,280
46	Jun 3, 2021 16:12	5,054	536,536,835	14,152,000	2,021,000	2,273,280
47	Jun 3, 2021 16:12	5,056	536,773,779	14,156,000	2,022,000	2,273,280
48	Jun 3, 2021 16:11	5,056	538,169,592	15,168,000	1,011,000	2,412,544
49	Jun 3, 2021 16:13	5,057	541,364,900	14,160,000	2,022,000	2,281,472
50	Jun 3, 2021 16:11	5,062	535,971,274	15,185,000	1,012,000	2,273,280
51	Jun 3, 2021 16:11	5,062	538,884,436	16,199,000	0	2,408,448
52	Jun 3, 2021 16:11	5,068	543,793,150	15,204,000	1,013,000	2,281,472
53	Jun 3, 2021 16:11	5,071	539,018,190	14,200,000	2,028,000	2,273,280
54	Jun 3, 2021 16:11	5,091	537,949,774	15,273,000	1,018,000	2,404,352
55	Jun 3, 2021 16:13	5,142	576,545,402	16,453,309	0	2,285,568
56	Jun 3, 2021 16:13	5,145	593,731,902	16,464,094	0	2,289,664
57	Jun 3, 2021 16:13	5,153	578,191,112	16,490,059	0	2,252,800
58	Jun 3, 2021 16:19	5,154	579,456,245	16,493,174	0	2,297,856
59	Jun 3, 2021 16:13	5,163	571,882,717	16,522,506	0	2,256,896
60	Jun 3, 2021 16:19	5,164	583,407,268	16,524,971	0	2,289,664
61	Jun 3, 2021 16:11	5,164	580,404,514	16,523,637	0	2,293,760
62	Jun 3, 2021 16:12	5,165	582,240,189	16,529,161	0	2,256,896
63	Jun 3, 2021 16:12	5,165	572,052,733	16,526,742	0	2,256,896
64	Jun 3, 2021 16:13	5,172	578,860,730	16,549,911	0	2,252,800
65	Jun 3, 2021 16:11	5,174	585,550,252	16,555,334	0	2,297,856
66	Jun 3, 2021 16:11	5,181	573,797,352	16,580,085	0	2,256,896
67	Jun 3, 2021 16:13	5,184	571,441,644	16,590,169	0	2,289,664
68	Jun 3, 2021 16:19	5,192	576,334,739	16,613,305	0	2,252,800
69	Jun 3, 2021 16:11	5,195	582,208,927	16,623,770	0	2,252,800
70	Jun 3, 2021 16:11	5,198	575,435,465	16,634,628	0	2,256,896
71	Jun 3, 2021 16:12	5,200	583,148,567	16,640,990	0	2,256,896
72	Jun 3, 2021 16:11	5,207	583,367,157	16,662,826	0	2,297,856

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