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.

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Chandrasekaran Akash

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory	Error
1	Apr 6, 2025 13:57	0	0	0	0	0	Error: expected "977476 ", got "280644 "	stderr
2	Apr 6, 2025 13:55	0	0	0	0	0	Error: expected "977815 ", got "283287 "	stderr
3	Apr 6, 2025 13:42	0	0	0	0	0	Error: No answer to stdout. Died or killed?	stderr
4	Apr 6, 2025 13:56	4,338	38,841,670	12,890,000	991,000	2,277,376
5	Apr 6, 2025 13:36	4,338	35,777,169	12,891,000	991,000	2,277,376
6	Apr 6, 2025 13:44	4,339	27,250,634	12,895,000	991,000	2,502,656
7	Apr 6, 2025 13:43	4,342	30,430,505	12,901,000	992,000	2,277,376
8	Apr 6, 2025 13:46	4,342	28,007,663	12,901,000	992,000	2,502,656
9	Apr 6, 2025 13:46	4,342	37,414,238	12,903,000	992,000	2,506,752
10	Apr 6, 2025 13:36	4,344	32,328,585	12,908,000	992,000	2,277,376
11	Apr 6, 2025 13:36	4,345	35,887,545	12,912,000	993,000	2,502,656
12	Apr 6, 2025 13:54	4,346	37,606,346	12,915,000	993,000	2,273,280
13	Apr 6, 2025 13:46	4,346	33,256,059	12,914,000	993,000	2,273,280
14	Apr 6, 2025 13:44	4,347	28,926,144	12,917,000	993,000	2,277,376
15	Apr 6, 2025 13:44	4,348	38,118,264	13,912,000	0	2,502,656
16	Apr 6, 2025 13:33	4,349	28,811,980	12,923,000	994,000	2,498,560
17	Apr 6, 2025 13:36	4,354	28,237,149	12,937,000	995,000	2,506,752
18	Apr 6, 2025 13:36	4,354	33,933,517	12,937,000	995,000	2,277,376
19	Apr 6, 2025 13:46	4,355	41,379,649	12,942,000	995,000	2,498,560
20	Apr 6, 2025 13:44	4,355	29,341,133	12,942,000	995,000	2,502,656
21	Apr 6, 2025 13:33	4,355	31,866,786	12,942,000	995,000	2,506,752
22	Apr 6, 2025 13:36	4,356	33,320,824	12,945,000	995,000	2,506,752
23	Apr 6, 2025 13:43	4,357	34,445,552	12,947,000	995,000	2,506,752
24	Apr 6, 2025 13:31	4,358	28,664,515	12,949,000	996,000	2,506,752
25	Apr 6, 2025 13:44	4,358	33,569,934	12,948,000	996,000	2,277,376
26	Apr 6, 2025 13:31	4,358	39,011,740	11,952,000	1,992,000	2,506,752
27	Apr 6, 2025 13:56	4,359	28,043,270	12,954,000	996,000	2,277,376
28	Apr 6, 2025 13:54	4,360	29,422,368	12,955,000	996,000	2,502,656
29	Apr 6, 2025 13:43	4,361	32,930,481	12,958,000	996,000	2,277,376
30	Apr 6, 2025 13:46	4,362	31,284,841	12,962,000	997,000	2,506,752
31	Apr 6, 2025 13:33	4,363	33,254,190	12,963,000	997,000	2,506,752
32	Apr 6, 2025 13:46	4,363	28,552,704	12,963,000	997,000	2,506,752
33	Apr 6, 2025 13:31	4,364	34,857,969	12,968,000	997,000	2,506,752
34	Apr 6, 2025 13:56	4,364	32,315,506	12,967,000	997,000	2,506,752
35	Apr 6, 2025 13:44	4,364	33,318,076	12,969,000	997,000	2,506,752
36	Apr 6, 2025 13:44	4,365	25,683,690	11,974,000	1,995,000	2,277,376
37	Apr 6, 2025 13:44	4,368	32,326,295	12,981,000	998,000	2,277,376
38	Apr 6, 2025 13:56	4,370	35,339,645	12,985,000	998,000	2,502,656
39	Apr 6, 2025 13:44	4,372	33,179,321	12,991,000	999,000	2,506,752
40	Apr 6, 2025 13:54	4,372	31,658,917	12,990,000	999,000	2,502,656
41	Apr 6, 2025 13:36	4,372	37,852,019	12,991,000	999,000	2,277,376
42	Apr 6, 2025 13:43	4,373	33,803,629	12,995,000	999,000	2,498,560
43	Apr 6, 2025 13:46	4,378	28,142,398	13,011,000	1,000,000	2,277,376
44	Apr 6, 2025 13:46	4,379	26,106,041	13,012,000	1,000,000	2,273,280
45	Apr 6, 2025 13:56	4,380	28,110,047	13,014,000	1,001,000	2,277,376
46	Apr 6, 2025 13:56	4,382	28,594,108	13,021,000	1,001,000	2,506,752
47	Apr 6, 2025 13:36	4,383	27,404,771	12,021,000	2,003,000	2,277,376
48	Apr 6, 2025 13:36	4,387	31,769,436	13,036,000	1,002,000	2,510,848
49	Apr 6, 2025 13:46	4,388	35,998,285	13,039,000	1,003,000	2,506,752
50	Apr 6, 2025 13:43	4,391	34,513,700	12,043,000	2,007,000	2,502,656
51	Apr 6, 2025 13:43	4,392	39,092,604	12,046,000	2,007,000	2,277,376
52	Apr 6, 2025 13:57	4,650	29,112,948	13,888,000	992,000	2,506,752
53	Apr 6, 2025 13:57	4,653	35,410,824	13,897,000	992,000	2,506,752
54	Apr 6, 2025 13:57	4,679	36,450,934	13,974,000	998,000	2,277,376
55	Apr 6, 2025 13:41	7,455	48,048,948	11,928,000	11,928,000	2,482,176
56	Apr 6, 2025 13:42	7,458	52,828,030	12,927,000	10,938,000	2,289,664
57	Apr 6, 2025 13:42	7,459	48,413,888	11,934,000	11,934,000	2,478,080
58	Apr 6, 2025 13:42	7,479	45,293,931	11,967,000	11,967,000	2,482,176
59	Apr 6, 2025 13:41	7,502	45,783,961	13,004,000	11,003,000	2,297,856
60	Apr 6, 2025 13:41	7,503	46,083,624	12,004,000	12,004,000	2,482,176

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