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 22, 2021 08:14

Dmitry Dolgopolov

Score: 5,148

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 23, 2021 17:04	5,083	35,767,945	14,234,000	2,033,000	2,265,088
2	May 23, 2021 17:04	5,090	35,247,106	14,253,000	2,036,000	2,527,232
3	May 23, 2021 10:22	5,091	31,654,824	15,274,000	1,018,000	2,392,064
4	May 22, 2021 09:00	5,093	49,816,160	14,259,000	2,037,000	2,392,064
5	May 22, 2021 09:00	5,095	32,155,172	16,305,000	0	2,265,088
6	May 23, 2021 10:22	5,096	32,611,358	16,307,000	0	2,265,088
7	May 23, 2021 10:21	5,096	39,031,882	14,270,000	2,038,000	2,265,088
8	May 23, 2021 08:52	5,098	40,486,313	14,274,000	2,039,000	2,387,968
9	May 22, 2021 08:22	5,098	34,343,682	15,294,000	1,019,000	2,265,088
10	May 22, 2021 08:14	5,103	41,106,663	16,331,000	0	2,527,232
11	May 22, 2021 08:22	5,104	33,535,809	15,313,000	1,020,000	2,392,064
12	May 23, 2021 10:22	5,107	34,977,357	15,320,000	1,021,000	2,265,088
13	May 23, 2021 17:04	5,108	38,689,833	15,324,000	1,021,000	2,379,776
14	May 23, 2021 17:04	5,109	38,590,216	15,328,000	1,021,000	2,265,088
15	May 23, 2021 08:52	5,109	36,881,439	16,350,000	0	2,265,088
16	May 22, 2021 09:00	5,110	38,928,160	16,353,000	0	2,392,064
17	May 22, 2021 08:22	5,110	41,947,505	16,352,000	0	2,387,968
18	May 23, 2021 10:22	5,112	33,109,265	16,357,000	0	2,392,064
19	May 23, 2021 10:22	5,112	39,409,255	16,359,000	0	2,265,088
20	May 23, 2021 10:21	5,112	34,866,133	16,357,000	0	2,265,088
21	May 23, 2021 10:21	5,115	37,541,568	16,368,000	0	2,265,088
22	May 22, 2021 09:00	5,115	37,712,126	16,368,000	0	2,265,088
23	May 22, 2021 08:22	5,116	33,718,727	15,349,000	1,023,000	2,265,088
24	May 23, 2021 17:04	5,117	43,660,987	16,375,000	0	2,265,088
25	May 22, 2021 08:14	5,118	33,571,395	15,356,000	1,023,000	2,527,232
26	May 23, 2021 08:52	5,119	33,355,318	16,382,000	0	2,387,968
27	May 22, 2021 08:22	5,119	37,269,287	15,357,000	1,023,000	2,383,872
28	May 23, 2021 10:21	5,120	35,971,987	16,383,000	0	2,265,088
29	May 23, 2021 08:52	5,120	45,301,486	16,383,000	0	2,265,088
30	May 23, 2021 17:04	5,121	42,521,154	15,362,000	1,024,000	2,387,968
31	May 22, 2021 08:14	5,121	32,932,401	15,363,000	1,024,000	2,387,968
32	May 23, 2021 10:22	5,125	46,617,369	16,400,000	0	2,396,160
33	May 23, 2021 08:52	5,126	32,727,301	16,403,000	0	2,523,136
34	May 23, 2021 10:21	5,128	34,205,625	15,386,000	1,025,000	2,265,088
35	May 22, 2021 08:14	5,128	37,708,848	15,383,000	1,025,000	2,387,968
36	May 23, 2021 08:52	5,130	36,532,890	16,417,000	0	2,265,088
37	May 23, 2021 10:21	5,131	40,319,941	15,394,000	1,026,000	2,506,752
38	May 22, 2021 09:00	5,131	42,452,502	16,419,000	0	2,383,872
39	May 23, 2021 10:21	5,133	37,631,627	15,400,000	1,026,000	2,265,088
40	May 22, 2021 09:00	5,134	31,988,569	15,404,000	1,026,000	2,392,064
41	May 22, 2021 08:14	5,134	39,181,313	15,404,000	1,026,000	2,510,848
42	May 23, 2021 10:21	5,135	38,301,246	15,405,000	1,027,000	2,265,088
43	May 22, 2021 08:14	5,135	37,321,540	16,432,000	0	2,265,088
44	May 23, 2021 08:52	5,136	36,226,849	15,407,000	1,027,000	2,265,088
45	May 23, 2021 10:22	5,138	40,059,596	16,442,000	0	2,527,232
46	May 23, 2021 10:22	5,138	32,439,105	16,443,000	0	2,506,752
47	May 22, 2021 08:22	5,140	34,046,560	15,420,000	1,028,000	2,478,080
48	May 22, 2021 09:00	5,142	46,371,222	15,426,000	1,028,000	2,498,560
49	May 23, 2021 17:04	5,143	39,983,124	16,458,000	0	2,265,088
50	May 23, 2021 17:04	5,144	47,616,442	15,432,000	1,028,000	2,265,088
51	May 22, 2021 09:00	5,145	38,062,841	16,463,000	0	2,265,088
52	May 23, 2021 08:52	5,148	45,098,626	16,475,000	0	2,265,088
53	May 22, 2021 08:14	5,148	41,823,215	16,472,000	0	2,265,088
54	May 22, 2021 09:00	5,149	44,970,020	16,478,000	0	2,527,232
55	May 23, 2021 10:22	5,150	34,995,633	16,479,000	0	2,379,776
56	May 23, 2021 10:21	5,151	37,481,790	15,453,000	1,030,000	2,265,088
57	May 22, 2021 08:22	5,151	48,599,885	15,454,000	1,030,000	2,392,064
58	May 23, 2021 17:04	5,153	33,435,825	15,459,000	1,030,000	2,387,968
59	May 22, 2021 08:14	5,154	37,482,865	15,462,000	1,030,000	2,506,752
60	May 23, 2021 08:52	5,158	41,739,700	16,506,000	0	2,383,872
61	May 22, 2021 08:14	5,159	34,115,229	15,477,000	1,031,000	2,482,176
62	May 22, 2021 08:22	5,162	42,299,550	15,485,000	1,032,000	2,527,232
63	May 22, 2021 08:22	5,209	37,864,303	16,670,000	0	2,265,088
64	May 23, 2021 10:22	5,299	65,633,115	16,955,919	0	2,269,184
65	May 23, 2021 10:21	5,308	87,111,629	16,986,907	0	2,285,568
66	May 22, 2021 08:14	5,330	67,600,137	17,055,415	0	2,273,280
67	May 23, 2021 08:52	5,338	84,631,602	17,082,277	0	2,277,376
68	May 23, 2021 10:22	5,342	90,122,113	17,095,606	0	2,281,472
69	May 23, 2021 08:52	5,345	79,108,610	17,102,589	0	2,277,376
70	May 22, 2021 09:00	5,346	152,303,726	17,107,318	0	2,281,472
71	May 22, 2021 08:22	5,351	60,571,588	17,122,883	0	2,285,568
72	May 23, 2021 08:52	5,357	81,278,480	17,142,771	0	2,281,472
73	May 22, 2021 08:14	5,357	80,822,537	17,142,917	0	2,281,472
74	May 22, 2021 08:14	5,359	90,554,729	17,149,629	0	2,277,376
75	May 22, 2021 08:14	5,363	66,080,496	17,160,366	0	2,277,376
76	May 23, 2021 10:21	5,364	63,709,552	17,165,750	0	2,277,376
77	May 23, 2021 10:22	5,365	63,780,643	17,169,379	0	2,289,664
78	May 22, 2021 09:00	5,370	87,296,710	17,185,283	0	2,281,472
79	May 23, 2021 08:52	5,370	75,697,436	17,182,884	0	2,269,184
80	May 22, 2021 08:22	5,378	69,353,220	17,208,476	0	2,281,472
81	May 23, 2021 10:21	5,378	85,415,961	17,209,519	0	2,281,472
82	May 22, 2021 08:22	5,379	98,085,474	17,213,829	0	2,281,472
83	May 23, 2021 08:52	5,380	82,117,319	17,217,168	0	2,285,568
84	May 23, 2021 17:04	5,382	75,332,683	17,223,593	0	2,281,472
85	May 22, 2021 09:00	5,388	74,554,274	17,240,576	0	2,273,280
86	May 23, 2021 08:52	5,388	84,763,975	17,240,083	0	2,281,472
87	May 23, 2021 10:21	5,388	80,746,682	17,240,046	0	2,281,472
88	May 22, 2021 08:14	5,392	89,987,547	17,252,881	0	2,269,184
89	May 23, 2021 10:21	5,395	69,605,194	17,265,043	0	2,277,376
90	May 22, 2021 09:00	5,398	81,044,088	17,274,742	0	2,277,376
91	May 22, 2021 09:00	5,401	94,917,230	17,282,354	0	2,281,472
92	May 23, 2021 10:22	5,403	74,805,965	17,288,328	0	2,285,568
93	May 22, 2021 08:14	5,406	69,301,847	17,297,804	0	2,289,664
94	May 22, 2021 08:22	5,406	62,970,605	17,298,330	0	2,269,184
95	May 22, 2021 09:00	5,408	64,679,440	17,305,826	0	2,285,568
96	May 23, 2021 10:22	5,410	72,998,454	17,313,146	0	2,285,568
97	May 22, 2021 08:22	5,415	69,265,999	17,326,621	0	2,281,472
98	May 23, 2021 17:04	5,416	85,332,100	17,330,654	0	2,281,472
99	May 23, 2021 10:22	5,419	83,726,030	17,339,693	0	2,281,472
100	May 23, 2021 10:21	5,420	85,716,126	17,344,078	0	2,273,280
101	May 23, 2021 17:04	5,433	60,924,909	17,386,669	0	2,285,568
102	May 22, 2021 08:22	5,435	77,376,847	17,390,557	0	2,285,568

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