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 12, 2024 23:57

джулис

Score: 5,334

Success

Source Code

Source code access is restricted. Log in to request access.

Challenge History

No challenges yet.

Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jun 12, 2024 23:58	5,303	32,378,468	15,972,000	998,000	2,506,752
2	Jun 12, 2024 23:57	5,305	47,214,239	14,978,000	1,997,000	2,371,584
3	Jun 12, 2024 23:57	5,305	41,209,039	14,980,000	1,997,000	2,363,392
4	Jun 12, 2024 23:58	5,307	42,671,559	14,984,000	1,997,000	2,293,760
5	Jun 12, 2024 23:58	5,311	36,540,258	14,997,000	1,999,000	2,371,584
6	Jun 12, 2024 23:58	5,313	42,553,452	15,001,000	2,000,000	2,371,584
7	Jun 12, 2024 23:57	5,313	38,363,974	16,001,000	1,000,000	2,371,584
8	Jun 12, 2024 23:58	5,315	43,275,662	16,009,000	1,000,000	2,367,488
9	Jun 12, 2024 23:58	5,318	35,279,541	15,015,000	2,002,000	2,293,760
10	Jun 12, 2024 23:58	5,318	40,736,669	15,017,000	2,002,000	2,367,488
11	Jun 12, 2024 23:58	5,320	48,089,790	15,021,000	2,002,000	2,371,584
12	Jun 12, 2024 23:58	5,320	39,428,220	15,022,000	2,002,000	2,293,760
13	Jun 12, 2024 23:57	5,321	32,131,580	15,024,000	2,003,000	2,289,664
14	Jun 12, 2024 23:57	5,322	43,741,003	16,030,000	1,001,000	2,293,760
15	Jun 12, 2024 23:58	5,323	47,147,515	15,030,000	2,004,000	2,371,584
16	Jun 12, 2024 23:57	5,324	48,781,010	15,032,000	2,004,000	2,293,760
17	Jun 12, 2024 23:57	5,326	35,490,846	15,038,000	2,005,000	2,293,760
18	Jun 12, 2024 23:58	5,326	37,058,590	15,038,000	2,005,000	2,371,584
19	Jun 12, 2024 23:57	5,328	31,688,355	15,044,000	2,005,000	2,367,488
20	Jun 12, 2024 23:58	5,329	30,520,680	15,046,000	2,006,000	2,367,488
21	Jun 12, 2024 23:58	5,330	39,586,411	15,049,000	2,006,000	2,379,776
22	Jun 12, 2024 23:57	5,331	39,504,836	16,055,000	1,003,000	2,297,856
23	Jun 12, 2024 23:57	5,332	45,400,118	15,055,000	2,007,000	2,375,680
24	Jun 12, 2024 23:58	5,333	42,550,055	15,058,000	2,007,000	2,293,760
25	Jun 12, 2024 23:57	5,334	42,574,654	15,062,000	2,008,000	2,293,760
26	Jun 12, 2024 23:57	5,335	47,233,958	15,064,000	2,008,000	2,293,760
27	Jun 12, 2024 23:57	5,335	44,457,272	15,065,000	2,008,000	2,367,488
28	Jun 12, 2024 23:57	5,338	48,568,875	17,080,000	0	2,375,680
29	Jun 12, 2024 23:57	5,338	37,154,977	15,072,000	2,009,000	2,367,488
30	Jun 12, 2024 23:57	5,340	37,415,506	15,078,000	2,010,000	2,375,680
31	Jun 12, 2024 23:57	5,342	42,602,916	16,088,000	1,005,000	2,367,488
32	Jun 12, 2024 23:58	5,342	34,741,692	17,093,000	0	2,293,760
33	Jun 12, 2024 23:58	5,344	34,333,824	15,089,000	2,011,000	2,293,760
34	Jun 12, 2024 23:57	5,347	40,994,603	16,103,000	1,006,000	2,293,760
35	Jun 12, 2024 23:58	5,358	38,935,741	15,130,000	2,017,000	2,293,760
36	Jun 12, 2024 23:58	5,375	41,384,880	15,176,000	2,023,000	2,293,760
37	Jun 12, 2024 23:57	5,540	88,119,930	17,729,573	0	2,260,992
38	Jun 12, 2024 23:58	5,546	72,675,160	17,748,217	0	2,240,512
39	Jun 12, 2024 23:58	5,548	92,653,415	17,752,484	0	2,240,512
40	Jun 12, 2024 23:57	5,552	87,510,911	17,765,257	0	2,248,704
41	Jun 12, 2024 23:57	5,554	80,018,671	17,772,080	0	2,244,608
42	Jun 12, 2024 23:58	5,556	85,626,616	17,777,659	0	2,240,512
43	Jun 12, 2024 23:57	5,567	102,014,465	17,814,265	0	2,240,512
44	Jun 12, 2024 23:58	5,570	80,682,268	17,824,753	0	2,236,416
45	Jun 12, 2024 23:58	5,573	91,536,939	17,832,809	0	2,244,608
46	Jun 12, 2024 23:58	5,581	61,113,876	17,859,685	0	2,244,608
47	Jun 12, 2024 23:57	5,589	84,000,965	17,885,621	0	2,236,416
48	Jun 12, 2024 23:57	5,597	83,565,221	17,909,188	0	2,379,776

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