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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Franek Korta

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory	Error
1	Aug 26, 2022 21:55	0	0	0	0	0	Error: expected "977667 ", got "1073569 "	stderr
2	Aug 23, 2022 22:00	4,781	30,839,929	14,280,000	1,020,000	2,531,328
3	Aug 23, 2022 22:00	4,789	31,239,176	14,303,000	1,021,000	2,531,328
4	Aug 23, 2022 22:00	4,791	36,801,183	13,286,000	2,044,000	2,531,328
5	Aug 23, 2022 22:00	4,793	30,921,356	13,292,000	2,044,000	2,531,328
6	Aug 23, 2022 22:00	4,797	29,562,160	15,349,000	0	2,428,928
7	Aug 23, 2022 22:00	4,799	44,025,122	12,287,000	3,071,000	2,433,024
8	Aug 23, 2022 22:00	4,800	34,421,226	13,313,000	2,048,000	2,531,328
9	Aug 23, 2022 22:00	4,803	39,882,406	13,320,000	2,049,000	2,424,832
10	Aug 23, 2022 22:00	4,804	36,026,726	13,323,000	2,049,000	2,265,088
11	Aug 23, 2022 22:00	4,806	31,669,555	15,378,000	0	2,441,216
12	Aug 23, 2022 22:00	4,820	37,284,895	15,424,000	0	2,424,832
13	Aug 23, 2022 22:00	4,823	34,291,566	15,434,000	0	2,531,328
14	Aug 23, 2022 22:00	4,825	30,979,572	14,410,000	1,029,000	2,433,024
15	Aug 23, 2022 22:00	4,829	29,635,039	14,424,000	1,030,000	2,433,024
16	Aug 23, 2022 22:00	4,834	33,847,254	15,470,000	0	2,531,328
17	Aug 23, 2022 22:00	4,836	39,421,262	15,476,000	0	2,531,328
18	Aug 23, 2022 22:00	4,846	35,271,282	15,507,000	0	2,269,184
19	Aug 23, 2022 22:00	4,852	37,416,627	13,455,000	2,070,000	2,424,832
20	Aug 23, 2022 22:01	4,905	38,434,109	14,651,000	1,046,000	2,428,928
21	Aug 26, 2022 21:56	4,905	39,470,093	15,696,000	0	2,428,928
22	Aug 23, 2022 22:01	4,909	35,819,033	15,708,000	0	2,437,120
23	Aug 26, 2022 21:56	4,909	44,502,754	14,662,000	1,047,000	2,428,928
24	Aug 26, 2022 21:56	4,915	31,369,299	14,606,000	1,123,000	2,428,928
25	Aug 23, 2022 22:01	4,917	37,128,479	15,733,000	0	2,531,328
26	Aug 23, 2022 22:01	4,952	31,903,056	13,866,000	1,980,000	2,428,928
27	Aug 26, 2022 21:58	4,957	29,954,482	15,863,000	0	2,433,024
28	Aug 26, 2022 21:56	4,959	42,880,089	15,870,000	0	2,531,328
29	Aug 26, 2022 21:58	4,960	41,510,494	14,881,000	992,000	2,531,328
30	Aug 23, 2022 22:01	4,960	44,556,046	15,873,000	0	2,424,832
31	Aug 23, 2022 22:01	4,961	33,018,662	12,899,000	2,976,000	2,269,184
32	Aug 26, 2022 21:58	4,961	38,557,679	13,892,000	1,984,000	2,433,024
33	Aug 26, 2022 21:58	4,961	42,127,114	14,884,000	992,000	2,531,328
34	Aug 26, 2022 21:58	4,961	34,211,599	14,882,000	992,000	2,428,928
35	Aug 26, 2022 21:58	4,962	30,606,240	12,901,000	2,977,000	2,428,928
36	Aug 26, 2022 21:56	4,962	36,633,699	12,900,000	2,977,000	2,531,328
37	Aug 26, 2022 21:58	4,963	33,174,415	13,898,000	1,985,000	2,433,024
38	Aug 23, 2022 22:01	4,963	36,416,905	12,904,000	2,977,000	2,531,328
39	Aug 26, 2022 21:58	4,963	31,986,546	14,889,000	992,000	2,531,328
40	Aug 26, 2022 21:58	4,963	32,675,880	14,889,000	992,000	2,265,088
41	Aug 26, 2022 21:56	4,963	42,634,877	13,898,000	1,985,000	2,433,024
42	Aug 26, 2022 21:56	4,963	30,644,775	13,895,000	1,985,000	2,510,848
43	Aug 23, 2022 22:01	4,963	35,308,485	14,890,000	992,000	2,428,928
44	Aug 26, 2022 21:58	4,963	30,809,043	12,904,000	2,977,000	2,428,928
45	Aug 26, 2022 21:56	4,964	42,060,176	14,893,000	992,000	2,269,184
46	Aug 26, 2022 21:56	4,964	37,622,678	14,894,000	992,000	2,531,328
47	Aug 26, 2022 21:58	4,965	33,260,901	13,903,000	1,986,000	2,269,184
48	Aug 26, 2022 21:58	4,965	42,966,147	15,887,000	0	2,269,184
49	Aug 23, 2022 22:01	4,966	40,543,023	14,899,000	993,000	2,269,184
50	Aug 26, 2022 21:58	4,966	31,645,582	13,905,000	1,986,000	2,433,024
51	Aug 26, 2022 21:58	4,966	33,666,596	12,911,000	2,979,000	2,531,328
52	Aug 26, 2022 21:58	4,967	40,166,622	14,901,000	993,000	2,437,120
53	Aug 23, 2022 22:00	4,968	31,343,599	14,904,000	993,000	2,531,328
54	Aug 23, 2022 22:00	4,968	39,212,834	14,904,000	993,000	2,428,928
55	Aug 26, 2022 21:58	4,974	31,999,175	14,922,000	994,000	2,433,024
56	Aug 23, 2022 22:00	4,979	40,610,921	14,938,000	995,000	2,531,328
57	Aug 23, 2022 22:00	4,984	45,552,298	14,953,000	996,000	2,269,184
58	Aug 26, 2022 21:58	4,987	31,678,382	12,966,000	2,992,000	2,527,232
59	Aug 26, 2022 21:58	4,992	32,180,691	12,979,000	2,995,000	2,510,848
60	Aug 23, 2022 22:00	4,993	32,214,188	14,978,000	998,000	2,531,328
61	Aug 23, 2022 22:00	4,996	42,076,355	13,988,000	1,998,000	2,269,184
62	Aug 23, 2022 22:00	5,004	39,015,572	15,014,000	1,000,000	2,531,328
63	Aug 23, 2022 22:00	5,009	40,172,222	14,025,000	2,003,000	2,269,184
64	Aug 23, 2022 22:00	5,011	29,969,934	15,032,000	1,002,000	2,424,832
65	Aug 23, 2022 22:00	5,018	84,122,154	16,056,081	0	2,199,552
66	Aug 23, 2022 22:00	5,022	79,354,547	16,069,442	0	2,203,648
67	Aug 23, 2022 22:00	5,042	80,987,585	16,134,226	0	2,199,552
68	Aug 23, 2022 22:00	5,044	66,734,621	16,141,555	0	2,199,552
69	Aug 23, 2022 22:00	5,044	62,104,049	16,141,047	0	2,199,552
70	Aug 23, 2022 22:00	5,060	61,211,208	16,193,092	0	2,195,456
71	Aug 26, 2022 21:58	5,142	87,199,336	16,454,285	0	2,191,360
72	Aug 23, 2022 22:01	5,157	80,496,370	16,500,865	0	2,207,744
73	Aug 26, 2022 21:58	5,161	84,417,988	16,514,582	0	2,195,456
74	Aug 23, 2022 22:01	5,169	62,698,868	16,540,257	0	2,207,744
75	Aug 26, 2022 21:58	5,172	96,565,672	16,549,943	0	2,191,360
76	Aug 26, 2022 21:56	5,178	84,684,684	16,569,879	0	2,211,840
77	Aug 26, 2022 21:58	5,185	91,303,017	16,590,576	0	2,203,648
78	Aug 26, 2022 21:58	5,186	86,053,211	16,596,505	0	2,199,552
79	Aug 23, 2022 22:01	5,187	78,024,471	16,599,058	0	2,203,648
80	Aug 26, 2022 21:56	5,199	73,092,221	16,638,015	0	2,207,744
81	Aug 26, 2022 21:58	5,204	90,416,413	16,651,641	0	2,199,552
82	Aug 26, 2022 21:56	5,214	91,969,137	16,683,632	0	2,203,648
83	Aug 23, 2022 22:00	5,262	64,195,355	16,839,845	0	2,203,648
84	Aug 23, 2022 22:00	5,301	95,993,567	16,964,685	0	2,195,456
85	Aug 23, 2022 22:00	5,318	78,402,541	17,017,632	0	2,203,648

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