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 25, 2021 15:59

Yuriy Lyfenko

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory	Error
1	May 25, 2021 16:50	0	0	0	0	0	Wrong answer: expected "976809 ", got "540 15254 976809 "
2	May 25, 2021 16:50	5,055	40,818,747	15,165,000	1,011,000	2,387,968
3	May 25, 2021 16:50	5,082	33,841,794	16,262,000	0	2,269,184
4	May 25, 2021 18:24	5,083	43,352,503	14,232,000	2,033,000	2,404,352
5	May 25, 2021 18:24	5,083	33,053,438	15,249,000	1,016,000	2,396,160
6	May 26, 2021 02:38	5,086	39,854,881	15,259,000	1,017,000	2,265,088
7	May 25, 2021 16:50	5,089	34,411,837	14,251,000	2,035,000	2,392,064
8	May 25, 2021 18:24	5,090	30,614,286	16,287,000	0	2,527,232
9	May 25, 2021 18:24	5,093	31,729,434	15,280,000	1,018,000	2,392,064
10	May 25, 2021 16:50	5,098	33,603,457	14,273,000	2,039,000	2,265,088
11	May 25, 2021 16:50	5,098	38,364,287	14,273,000	2,039,000	2,396,160
12	May 26, 2021 02:38	5,098	32,595,252	14,274,000	2,039,000	2,265,088
13	May 25, 2021 16:50	5,100	42,782,600	16,321,000	0	2,523,136
14	May 25, 2021 18:24	5,102	37,607,099	16,325,000	0	2,265,088
15	May 25, 2021 16:50	5,102	42,754,158	14,285,000	2,040,000	2,379,776
16	May 26, 2021 02:38	5,106	35,548,564	16,339,000	0	2,392,064
17	May 26, 2021 02:38	5,106	42,943,722	15,317,000	1,021,000	2,396,160
18	May 25, 2021 16:50	5,108	34,929,501	16,347,000	0	2,396,160
19	May 26, 2021 02:38	5,109	37,145,768	16,349,000	0	2,265,088
20	May 25, 2021 16:50	5,110	40,427,248	15,330,000	1,022,000	2,392,064
21	May 26, 2021 02:38	5,113	49,220,080	15,339,000	1,022,000	2,265,088
22	May 25, 2021 16:50	5,113	39,447,322	16,361,000	0	2,265,088
23	May 25, 2021 16:50	5,118	38,270,500	15,355,000	1,023,000	2,265,088
24	May 25, 2021 18:24	5,118	33,024,399	15,356,000	1,023,000	2,473,984
25	May 26, 2021 02:38	5,124	37,328,905	14,347,000	2,049,000	2,473,984
26	May 25, 2021 15:59	5,125	39,923,096	15,375,000	1,025,000	2,265,088
27	May 25, 2021 16:50	5,126	32,761,283	15,378,000	1,025,000	2,387,968
28	May 25, 2021 15:59	5,128	43,045,698	16,408,000	0	2,400,256
29	May 25, 2021 18:24	5,132	34,387,916	15,395,000	1,026,000	2,265,088
30	May 25, 2021 15:59	5,132	36,535,278	16,423,000	0	2,396,160
31	May 25, 2021 16:50	5,133	35,433,153	16,425,000	0	2,396,160
32	May 25, 2021 16:50	5,133	39,022,497	16,424,000	0	2,265,088
33	May 25, 2021 16:50	5,134	32,614,041	15,402,000	1,026,000	2,265,088
34	May 25, 2021 18:24	5,135	37,983,536	15,405,000	1,027,000	2,486,272
35	May 26, 2021 02:38	5,142	32,044,754	16,453,000	0	2,404,352
36	May 25, 2021 15:59	5,142	40,739,042	16,454,000	0	2,527,232
37	May 25, 2021 15:59	5,143	32,219,977	16,458,000	0	2,265,088
38	May 26, 2021 02:38	5,144	39,381,700	16,460,000	0	2,527,232
39	May 25, 2021 16:50	5,149	32,128,003	16,478,000	0	2,400,256
40	May 25, 2021 15:59	5,158	32,283,489	16,506,000	0	2,265,088
41	May 25, 2021 15:59	5,162	38,872,980	15,486,000	1,032,000	2,400,256
42	May 25, 2021 16:50	5,163	44,966,242	15,488,000	1,032,000	2,396,160
43	May 25, 2021 18:24	5,181	42,143,065	15,542,000	1,036,000	2,527,232
44	May 25, 2021 15:59	5,196	43,009,041	15,650,000	978,000	2,265,088
45	May 25, 2021 15:59	5,197	41,743,411	15,591,000	1,039,000	2,265,088
46	May 25, 2021 16:50	5,207	43,546,980	15,621,000	1,041,000	2,260,992
47	May 26, 2021 02:38	5,270	84,166,950	16,865,272	0	2,281,472
48	May 25, 2021 16:50	5,278	75,668,317	16,888,912	0	2,277,376
49	May 25, 2021 16:50	5,287	71,928,424	16,916,942	0	2,269,184
50	May 25, 2021 18:24	5,291	44,202,028	16,929,798	0	2,273,280
51	May 26, 2021 02:38	5,294	87,091,574	16,942,246	0	2,269,184
52	May 25, 2021 15:59	5,300	79,333,843	16,959,847	0	2,277,376
53	May 25, 2021 15:59	5,302	46,158,558	16,967,993	0	2,285,568
54	May 25, 2021 16:50	5,317	96,701,667	17,013,544	0	2,273,280
55	May 26, 2021 02:38	5,318	48,246,359	17,017,307	0	2,277,376
56	May 25, 2021 18:24	5,319	83,112,111	17,021,263	0	2,269,184
57	May 25, 2021 16:50	5,339	44,233,870	17,084,504	0	2,281,472
58	May 25, 2021 16:50	5,349	48,034,826	17,117,265	0	2,265,088
59	May 25, 2021 15:59	5,352	41,842,460	17,127,816	0	2,281,472
60	May 25, 2021 16:50	5,384	79,578,050	17,228,272	0	2,277,376
61	May 25, 2021 18:24	5,565	75,720,596	17,806,884	0	2,273,280

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