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 17, 2021 21:30

Yuriy Lyfenko

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory	Error
1	May 17, 2021 21:30	0	0	0	0	0	Wrong answer: expected: 980058 got: 473434
2	May 17, 2021 21:29	5,409	1,362,844,335	16,292,000	1,018,000	2,392,064
3	May 17, 2021 21:29	5,417	2,050,637,744	16,251,000	1,083,000	2,260,992
4	May 17, 2021 21:29	5,417	2,759,773,626	16,316,000	1,019,000	2,396,160
5	May 17, 2021 21:30	5,420	74,104,025	17,343,000	0	2,527,232
6	May 17, 2021 21:29	5,420	852,391,847	17,345,000	0	2,523,136
7	May 17, 2021 21:30	5,424	677,025,742	16,392,000	964,000	2,265,088
8	May 17, 2021 21:29	5,427	2,905,230,165	16,345,000	1,021,000	2,523,136
9	May 17, 2021 21:29	5,428	1,588,995,904	16,404,000	964,000	2,510,848
10	May 17, 2021 21:30	5,429	357,388,580	14,479,000	2,895,000	2,523,136
11	May 17, 2021 21:29	5,438	1,975,969,526	16,379,000	1,023,000	2,523,136
12	May 17, 2021 21:29	5,440	1,185,758,764	16,384,000	1,024,000	2,519,040
13	May 17, 2021 21:29	5,442	2,153,650,975	15,480,000	1,935,000	2,523,136
14	May 17, 2021 21:30	5,442	2,245,641,948	15,480,000	1,935,000	2,260,992
15	May 17, 2021 21:30	5,443	58,894,385	14,516,000	2,903,000	2,527,232
16	May 17, 2021 21:29	5,444	1,087,222,534	16,396,000	1,024,000	2,260,992
17	May 17, 2021 21:29	5,444	674,748,569	15,371,000	2,049,000	2,523,136
18	May 17, 2021 21:29	5,444	1,227,014,383	16,398,000	1,024,000	2,260,992
19	May 17, 2021 21:29	5,447	532,981,682	16,405,000	1,025,000	2,527,232
20	May 17, 2021 21:30	5,448	2,029,670,044	16,410,000	1,025,000	2,523,136
21	May 17, 2021 21:29	5,452	1,182,316,916	15,508,000	1,938,000	2,265,088
22	May 17, 2021 21:29	5,452	114,080,227	16,476,000	969,000	2,265,088
23	May 17, 2021 21:29	5,453	504,677,686	16,424,000	1,026,000	2,256,896
24	May 17, 2021 21:29	5,455	267,048,818	17,456,000	0	2,387,968
25	May 17, 2021 21:30	5,456	1,751,672,168	15,519,000	1,939,000	2,519,040
26	May 17, 2021 21:30	5,456	896,729,120	14,550,000	2,909,000	2,265,088
27	May 17, 2021 21:29	5,462	1,951,765,039	15,537,000	1,942,000	2,519,040
28	May 17, 2021 21:29	5,467	2,356,115,509	14,579,000	2,915,000	2,523,136
29	May 17, 2021 21:29	5,467	2,895,036,038	15,551,000	1,943,000	2,523,136
30	May 17, 2021 21:30	5,468	460,552,104	15,555,000	1,944,000	2,265,088
31	May 17, 2021 21:30	5,469	1,397,900,440	16,528,000	972,000	2,519,040
32	May 17, 2021 21:30	5,470	2,256,969,014	17,504,000	0	2,260,992
33	May 17, 2021 21:29	5,471	2,591,481,035	15,563,000	1,945,000	2,260,992
34	May 17, 2021 21:30	5,473	1,493,087,353	15,567,000	1,945,000	2,523,136
35	May 17, 2021 21:29	5,474	2,602,750,379	16,487,000	1,030,000	2,519,040
36	May 17, 2021 21:30	5,475	2,250,277,721	15,574,000	1,946,000	2,523,136
37	May 17, 2021 21:30	5,475	152,856,567	16,546,000	973,000	2,383,872
38	May 17, 2021 21:30	5,480	2,012,975,370	15,588,000	1,948,000	2,527,232
39	May 17, 2021 21:29	5,484	2,724,779,862	16,574,000	974,000	2,260,992
40	May 17, 2021 21:30	5,487	1,809,883,619	16,526,000	1,032,000	2,519,040
41	May 17, 2021 21:29	5,487	1,010,248,260	15,493,000	2,065,000	2,523,136
42	May 17, 2021 21:30	5,491	1,776,434,318	16,538,000	1,033,000	2,523,136
43	May 17, 2021 21:29	5,494	1,676,095,980	15,513,000	2,068,000	2,519,040
44	May 17, 2021 21:29	5,496	1,565,802,626	14,657,000	2,931,000	2,523,136
45	May 17, 2021 21:30	5,502	1,062,121,887	16,628,000	978,000	2,260,992
46	May 17, 2021 21:29	5,506	2,140,417,798	15,663,000	1,957,000	2,519,040
47	May 17, 2021 21:30	5,588	2,962,000,266	17,880,328	0	2,281,472
48	May 17, 2021 21:29	5,599	2,297,704,322	17,918,241	0	2,285,568
49	May 17, 2021 21:30	5,601	1,377,317,039	17,924,180	0	2,285,568
50	May 17, 2021 21:30	5,602	824,762,084	17,926,454	0	2,281,472
51	May 17, 2021 21:29	5,603	2,544,168,392	17,928,167	0	2,281,472
52	May 17, 2021 21:29	5,604	2,455,011,470	17,934,244	0	2,277,376
53	May 17, 2021 21:29	5,609	1,597,375,425	17,947,397	0	2,285,568
54	May 17, 2021 21:30	5,611	817,592,779	17,955,244	0	2,277,376
55	May 17, 2021 21:29	5,611	2,592,316,830	17,956,499	0	2,281,472
56	May 17, 2021 21:29	5,627	819,128,380	18,006,757	0	2,281,472
57	May 17, 2021 21:30	5,629	2,939,927,318	18,013,322	0	2,281,472
58	May 17, 2021 21:29	5,636	394,957,746	18,035,283	0	2,285,568
59	May 17, 2021 21:29	5,644	1,305,511,518	18,060,412	0	2,285,568
60	May 17, 2021 21:30	5,648	1,069,358,110	18,074,368	0	2,281,472
61	May 17, 2021 21:29	5,649	275,197,418	18,075,893	0	2,285,568

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