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 listJul 14, 2021 11:09

Andrey Tsvetkov

Score: 5,698

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jul 14, 2021 11:09	5,648	49,995,737	15,062,000	3,012,000	2,334,720
2	Jul 14, 2021 11:08	5,649	34,289,046	16,069,000	2,008,000	2,334,720
3	Jul 14, 2021 11:09	5,652	45,319,015	16,078,000	2,009,000	2,531,328
4	Jul 14, 2021 11:08	5,652	31,329,258	16,076,000	2,009,000	2,527,232
5	Jul 14, 2021 11:09	5,654	45,072,203	15,077,000	3,015,000	2,334,720
6	Jul 14, 2021 11:08	5,656	45,613,503	15,083,000	3,016,000	2,527,232
7	Jul 14, 2021 11:09	5,658	46,445,183	15,089,000	3,017,000	2,330,624
8	Jul 14, 2021 11:09	5,658	42,988,249	15,089,000	3,017,000	2,334,720
9	Jul 14, 2021 11:09	5,658	46,238,998	16,093,000	2,011,000	2,334,720
10	Jul 14, 2021 11:09	5,658	35,590,028	16,095,000	2,011,000	2,334,720
11	Jul 14, 2021 11:09	5,659	44,088,791	15,090,000	3,018,000	2,527,232
12	Jul 14, 2021 11:09	5,662	46,049,939	16,106,000	2,013,000	2,527,232
13	Jul 14, 2021 11:08	5,662	45,813,024	16,104,000	2,013,000	2,531,328
14	Jul 14, 2021 11:09	5,663	47,051,048	16,107,000	2,013,000	2,334,720
15	Jul 14, 2021 11:08	5,663	46,894,742	16,109,000	2,013,000	2,326,528
16	Jul 14, 2021 11:08	5,663	41,489,592	16,109,000	2,013,000	2,531,328
17	Jul 14, 2021 11:08	5,663	45,186,120	16,109,000	2,013,000	2,334,720
18	Jul 14, 2021 11:09	5,664	42,994,746	15,105,000	3,021,000	2,334,720
19	Jul 14, 2021 11:09	5,664	43,589,242	16,111,000	2,013,000	2,326,528
20	Jul 14, 2021 11:09	5,664	45,041,783	17,119,000	1,007,000	2,531,328
21	Jul 14, 2021 11:09	5,665	36,535,079	16,113,000	2,014,000	2,387,968
22	Jul 14, 2021 11:08	5,665	45,670,939	15,107,000	3,021,000	2,334,720
23	Jul 14, 2021 11:09	5,666	44,888,946	15,110,000	3,022,000	2,334,720
24	Jul 14, 2021 11:09	5,667	46,121,312	16,119,000	2,014,000	2,531,328
25	Jul 14, 2021 11:09	5,667	39,527,258	16,119,000	2,014,000	2,527,232
26	Jul 14, 2021 11:09	5,668	32,208,612	16,121,000	2,015,000	2,334,720
27	Jul 14, 2021 11:08	5,668	46,236,741	15,116,000	3,023,000	2,531,328
28	Jul 14, 2021 11:09	5,669	36,199,255	16,126,000	2,015,000	2,334,720
29	Jul 14, 2021 11:09	5,669	49,118,126	15,118,000	3,023,000	2,334,720
30	Jul 14, 2021 11:09	5,669	46,987,108	16,127,000	2,015,000	2,523,136
31	Jul 14, 2021 11:09	5,669	47,238,546	16,126,000	2,015,000	2,523,136
32	Jul 14, 2021 11:09	5,670	44,815,537	16,128,000	2,016,000	2,334,720
33	Jul 14, 2021 11:08	5,670	45,327,613	16,128,000	2,016,000	2,334,720
34	Jul 14, 2021 11:09	5,673	42,102,753	15,127,000	3,025,000	2,334,720
35	Jul 14, 2021 11:08	5,673	41,564,530	15,129,000	3,025,000	2,527,232
36	Jul 14, 2021 11:09	5,677	46,657,495	16,148,000	2,018,000	2,523,136
37	Jul 14, 2021 11:09	5,677	43,308,473	16,147,000	2,018,000	2,523,136
38	Jul 14, 2021 11:09	5,677	49,816,544	16,149,000	2,018,000	2,334,720
39	Jul 14, 2021 11:09	5,678	41,068,120	15,141,000	3,028,000	2,527,232
40	Jul 14, 2021 11:09	5,678	42,656,076	15,141,000	3,028,000	2,523,136
41	Jul 14, 2021 11:09	5,678	43,437,774	16,152,000	2,019,000	2,334,720
42	Jul 14, 2021 11:09	5,678	42,768,747	16,152,000	2,019,000	2,523,136
43	Jul 14, 2021 11:08	5,678	44,006,140	15,142,000	3,028,000	2,334,720
44	Jul 14, 2021 11:08	5,679	45,608,617	17,165,000	1,009,000	2,523,136
45	Jul 14, 2021 11:08	5,680	43,935,453	16,157,000	2,019,000	2,527,232
46	Jul 14, 2021 11:08	5,681	49,041,442	16,160,000	2,020,000	2,527,232
47	Jul 14, 2021 11:08	5,684	42,529,954	16,168,000	2,021,000	2,334,720
48	Jul 14, 2021 11:08	5,684	43,995,374	16,169,000	2,021,000	2,334,720
49	Jul 14, 2021 11:09	5,685	40,912,968	15,161,000	3,032,000	2,334,720
50	Jul 14, 2021 11:09	5,686	39,845,903	16,174,000	2,021,000	2,334,720
51	Jul 14, 2021 11:09	5,686	34,982,946	15,164,000	3,032,000	2,338,816
52	Jul 14, 2021 11:09	5,688	86,009,953	18,201,717	0	2,232,320
53	Jul 14, 2021 11:09	5,690	38,977,825	16,185,000	2,023,000	2,523,136
54	Jul 14, 2021 11:09	5,692	37,554,076	15,178,000	3,035,000	2,334,720
55	Jul 14, 2021 11:09	5,693	40,953,603	15,181,000	3,036,000	2,334,720
56	Jul 14, 2021 11:08	5,696	84,691,641	18,228,641	0	2,236,416
57	Jul 14, 2021 11:09	5,696	39,907,480	16,201,000	2,025,000	2,527,232
58	Jul 14, 2021 11:08	5,696	33,562,769	15,189,000	3,037,000	2,392,064
59	Jul 14, 2021 11:08	5,698	65,609,987	18,232,263	0	2,228,224
60	Jul 14, 2021 11:09	5,698	35,256,957	16,207,000	2,025,000	2,334,720
61	Jul 14, 2021 11:09	5,698	41,798,335	16,207,000	2,025,000	2,519,040
62	Jul 14, 2021 11:08	5,698	39,251,505	15,194,000	3,038,000	2,334,720
63	Jul 14, 2021 11:09	5,699	38,313,086	16,211,000	2,026,000	2,531,328
64	Jul 14, 2021 11:08	5,700	42,084,163	17,227,000	1,013,000	2,531,328
65	Jul 14, 2021 11:09	5,703	42,260,556	15,207,000	3,041,000	2,519,040
66	Jul 14, 2021 11:08	5,703	37,485,027	15,209,000	3,041,000	2,334,720
67	Jul 14, 2021 11:09	5,704	44,310,200	15,211,000	3,042,000	2,334,720
68	Jul 14, 2021 11:09	5,706	38,575,011	17,244,000	1,014,000	2,334,720
69	Jul 14, 2021 11:08	5,706	40,969,810	15,216,000	3,043,000	2,383,872
70	Jul 14, 2021 11:09	5,707	78,609,448	18,260,974	0	2,236,416
71	Jul 14, 2021 11:09	5,707	41,098,758	16,232,000	2,029,000	2,334,720
72	Jul 14, 2021 11:09	5,707	40,933,646	16,233,000	2,029,000	2,523,136
73	Jul 14, 2021 11:09	5,707	40,802,068	16,234,000	2,029,000	2,334,720
74	Jul 14, 2021 11:08	5,708	45,107,092	15,222,000	3,044,000	2,531,328
75	Jul 14, 2021 11:08	5,710	41,153,004	16,243,000	2,030,000	2,523,136
76	Jul 14, 2021 11:08	5,711	78,085,005	18,273,876	0	2,236,416
77	Jul 14, 2021 11:09	5,711	34,590,292	16,244,000	2,030,000	2,523,136
78	Jul 14, 2021 11:09	5,711	40,986,007	15,230,000	3,046,000	2,531,328
79	Jul 14, 2021 11:09	5,713	87,828,295	18,280,983	0	2,224,128
80	Jul 14, 2021 11:09	5,713	32,132,381	16,251,000	2,031,000	2,334,720
81	Jul 14, 2021 11:09	5,713	41,397,863	16,250,000	2,031,000	2,334,720
82	Jul 14, 2021 11:09	5,713	37,714,059	16,249,000	2,031,000	2,334,720
83	Jul 14, 2021 11:09	5,714	41,511,896	17,270,000	1,015,000	2,523,136
84	Jul 14, 2021 11:09	5,714	37,322,974	15,238,000	3,047,000	2,326,528
85	Jul 14, 2021 11:08	5,714	38,110,449	16,254,000	2,031,000	2,334,720
86	Jul 14, 2021 11:09	5,715	33,659,664	15,241,000	3,048,000	2,334,720
87	Jul 14, 2021 11:09	5,717	73,697,436	18,295,340	0	2,240,512
88	Jul 14, 2021 11:09	5,717	41,030,657	15,245,000	3,049,000	2,326,528
89	Jul 14, 2021 11:09	5,718	44,869,052	16,264,000	2,033,000	2,334,720
90	Jul 14, 2021 11:09	5,719	80,986,776	18,300,085	0	2,236,416
91	Jul 14, 2021 11:09	5,721	94,056,285	18,306,276	0	2,228,224
92	Jul 14, 2021 11:09	5,723	45,988,729	15,261,000	3,052,000	2,334,720
93	Jul 14, 2021 11:09	5,726	70,922,343	18,324,499	0	2,228,224
94	Jul 14, 2021 11:09	5,726	72,376,653	18,323,805	0	2,240,512
95	Jul 14, 2021 11:09	5,731	40,932,157	16,303,000	2,037,000	2,334,720
96	Jul 14, 2021 11:09	5,731	37,009,774	16,303,000	2,037,000	2,334,720
97	Jul 14, 2021 11:09	5,733	42,270,446	16,309,000	2,038,000	2,334,720
98	Jul 14, 2021 11:08	5,735	47,782,166	15,294,000	3,058,000	2,334,720
99	Jul 14, 2021 11:08	5,736	74,353,658	18,356,050	0	2,232,320
100	Jul 14, 2021 11:08	5,737	49,792,453	15,298,000	3,059,000	2,527,232
101	Jul 14, 2021 11:09	5,741	58,827,568	18,372,169	0	2,240,512
102	Jul 14, 2021 11:09	5,743	41,144,838	16,337,000	2,042,000	2,334,720
103	Jul 14, 2021 11:09	5,750	85,061,935	18,400,542	0	2,228,224
104	Jul 14, 2021 11:08	5,754	58,443,667	18,413,332	0	2,228,224
105	Jul 14, 2021 11:09	5,769	41,560,047	15,385,000	3,077,000	2,334,720
106	Jul 14, 2021 11:09	5,773	80,461,356	18,472,339	0	2,240,512
107	Jul 14, 2021 11:09	5,773	85,877,169	18,473,943	0	2,232,320
108	Jul 14, 2021 11:09	5,787	80,682,933	18,517,933	0	2,236,416
109	Jul 14, 2021 11:08	5,792	82,036,581	18,534,482	0	2,236,416
110	Jul 14, 2021 11:09	5,794	90,754,613	18,539,429	0	2,224,128
111	Jul 14, 2021 11:08	5,802	81,876,503	18,565,836	0	2,236,416
112	Jul 14, 2021 11:09	5,807	87,376,228	18,581,504	0	2,232,320
113	Jul 14, 2021 11:09	5,827	97,359,307	18,647,440	0	2,232,320
114	Jul 14, 2021 11:08	5,832	86,242,300	18,662,953	0	2,232,320
115	Jul 14, 2021 11:09	5,837	100,706,858	18,677,941	0	2,228,224
116	Jul 14, 2021 11:09	5,839	89,994,697	18,685,753	0	2,232,320
117	Jul 14, 2021 11:09	5,867	89,535,870	18,775,350	0	2,232,320
118	Jul 14, 2021 11:09	5,877	85,054,930	18,807,128	0	2,240,512
119	Jul 14, 2021 11:09	5,908	86,140,508	18,904,362	0	2,240,512
120	Jul 14, 2021 11:08	6,380	86,589,527	20,414,690	0	2,232,320

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