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 31, 2024 05:04

Ben

Score: 4,832

Success

Source Code

Source code access is restricted. Log in to request access.

Challenge History

No challenges yet.

Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jul 31, 2024 05:04	4,741	37,153,582	14,161,000	1,011,000	2,375,680
2	Jul 31, 2024 05:04	4,744	43,656,225	14,169,000	1,012,000	2,375,680
3	Jul 31, 2024 05:05	4,746	32,511,342	13,162,000	2,025,000	2,375,680
4	Jul 31, 2024 05:03	4,746	36,619,712	14,176,000	1,012,000	2,375,680
5	Jul 31, 2024 05:05	4,747	42,536,531	14,178,000	1,012,000	2,502,656
6	Jul 31, 2024 05:05	4,748	41,588,037	13,169,000	2,025,000	2,371,584
7	Jul 31, 2024 05:04	4,748	35,044,975	13,167,000	2,025,000	2,375,680
8	Jul 31, 2024 05:04	4,749	33,430,197	13,171,000	2,026,000	2,379,776
9	Jul 31, 2024 05:01	4,750	35,016,729	13,174,000	2,026,000	2,375,680
10	Jul 31, 2024 05:05	4,756	32,483,162	13,190,000	2,029,000	2,379,776
11	Jul 31, 2024 05:03	4,762	36,422,418	14,223,000	1,015,000	2,375,680
12	Jul 31, 2024 05:05	4,764	40,845,007	14,229,000	1,016,000	2,383,872
13	Jul 31, 2024 04:58	4,768	32,965,552	13,224,000	2,034,000	2,375,680
14	Jul 31, 2024 05:04	4,770	35,272,060	13,229,000	2,035,000	2,265,088
15	Jul 31, 2024 04:58	4,770	31,209,582	14,248,000	1,017,000	2,265,088
16	Jul 31, 2024 04:58	4,770	39,397,652	13,230,000	2,035,000	2,379,776
17	Jul 31, 2024 04:58	4,772	31,286,258	13,235,000	2,036,000	2,375,680
18	Jul 31, 2024 05:05	4,773	33,988,103	13,239,000	2,036,000	2,269,184
19	Jul 31, 2024 04:58	4,775	29,528,999	14,262,000	1,018,000	2,379,776
20	Jul 31, 2024 05:05	4,776	42,084,630	14,264,000	1,018,000	2,265,088
21	Jul 31, 2024 05:01	4,776	42,617,341	13,245,000	2,037,000	2,379,776
22	Jul 31, 2024 05:04	4,777	40,917,236	14,266,000	1,019,000	2,375,680
23	Jul 31, 2024 05:03	4,779	41,945,655	14,275,000	1,019,000	2,383,872
24	Jul 31, 2024 05:04	4,780	34,468,582	13,258,000	2,039,000	2,265,088
25	Jul 31, 2024 04:58	4,780	41,699,032	15,297,000	0	2,375,680
26	Jul 31, 2024 05:01	4,782	33,855,888	13,261,000	2,040,000	2,383,872
27	Jul 31, 2024 05:03	4,783	31,039,971	15,306,000	0	2,371,584
28	Jul 31, 2024 05:03	4,783	31,086,221	13,266,000	2,040,000	2,527,232
29	Jul 31, 2024 04:58	4,784	43,270,065	13,268,000	2,041,000	2,379,776
30	Jul 31, 2024 05:05	4,786	30,560,899	13,274,000	2,042,000	2,510,848
31	Jul 31, 2024 05:05	4,787	41,800,819	14,298,000	1,021,000	2,375,680
32	Jul 31, 2024 05:01	4,787	31,164,835	14,297,000	1,021,000	2,379,776
33	Jul 31, 2024 05:05	4,788	37,983,452	14,300,000	1,021,000	2,527,232
34	Jul 31, 2024 05:05	4,788	36,399,812	14,301,000	1,021,000	2,265,088
35	Jul 31, 2024 04:58	4,788	34,323,395	15,321,000	0	2,375,680
36	Jul 31, 2024 05:04	4,789	35,729,841	14,303,000	1,021,000	2,265,088
37	Jul 31, 2024 05:01	4,789	39,008,505	13,283,000	2,043,000	2,367,488
38	Jul 31, 2024 05:01	4,790	29,250,473	14,306,000	1,021,000	2,375,680
39	Jul 31, 2024 05:03	4,791	32,380,940	14,309,000	1,022,000	2,265,088
40	Jul 31, 2024 05:03	4,793	39,711,626	14,316,000	1,022,000	2,269,184
41	Jul 31, 2024 04:58	4,793	45,557,850	15,337,000	0	2,265,088
42	Jul 31, 2024 05:04	4,796	34,479,618	15,346,000	0	2,265,088
43	Jul 31, 2024 05:03	4,798	37,293,921	14,329,000	1,023,000	2,265,088
44	Jul 31, 2024 05:05	4,799	26,925,772	15,358,000	0	2,375,680
45	Jul 31, 2024 05:03	4,799	32,590,772	14,333,000	1,023,000	2,375,680
46	Jul 31, 2024 05:05	4,802	39,723,068	15,365,000	0	2,265,088
47	Jul 31, 2024 05:01	4,802	42,355,873	15,367,000	0	2,375,680
48	Jul 31, 2024 05:05	4,806	35,685,955	15,379,000	0	2,265,088
49	Jul 31, 2024 05:07	4,807	37,725,137	14,357,000	1,025,000	2,367,488
50	Jul 31, 2024 05:01	4,810	30,955,582	14,367,000	1,026,000	2,383,872
51	Jul 31, 2024 05:05	4,813	43,628,906	14,376,000	1,026,000	2,379,776
52	Jul 31, 2024 05:05	4,813	42,004,617	15,400,000	0	2,379,776
53	Jul 31, 2024 05:07	4,814	29,516,238	15,405,000	0	2,375,680
54	Jul 31, 2024 05:07	4,819	35,660,884	14,394,000	1,028,000	2,375,680
55	Jul 31, 2024 05:01	4,824	43,711,311	15,437,000	0	2,379,776
56	Jul 31, 2024 05:06	4,832	31,238,584	14,433,000	1,030,000	2,383,872
57	Jul 31, 2024 05:06	4,833	36,181,924	14,434,000	1,031,000	2,379,776
58	Jul 31, 2024 05:05	4,833	30,872,666	15,464,000	0	2,387,968
59	Jul 31, 2024 05:07	4,834	30,599,220	15,469,000	0	2,383,872
60	Jul 31, 2024 05:07	4,836	36,698,199	14,443,000	1,031,000	2,527,232
61	Jul 31, 2024 05:07	4,838	31,402,201	15,481,000	0	2,265,088
62	Jul 31, 2024 05:07	4,844	33,537,769	15,502,000	0	2,265,088
63	Jul 31, 2024 05:05	4,845	33,479,370	14,470,000	1,033,000	2,375,680
64	Jul 31, 2024 05:07	4,849	31,824,500	14,483,000	1,034,000	2,461,696
65	Jul 31, 2024 05:06	4,850	28,825,538	15,520,000	0	2,265,088
66	Jul 31, 2024 05:06	4,850	35,151,582	15,521,000	0	2,506,752
67	Jul 31, 2024 05:07	4,854	35,638,165	15,532,000	0	2,502,656
68	Jul 31, 2024 05:06	4,854	34,830,121	15,532,000	0	2,379,776
69	Jul 31, 2024 05:06	4,856	32,691,002	15,539,000	0	2,375,680
70	Jul 31, 2024 05:06	4,856	32,732,061	14,504,000	1,036,000	2,502,656
71	Jul 31, 2024 05:06	4,860	39,799,748	14,515,000	1,036,000	2,387,968
72	Jul 31, 2024 05:06	4,863	29,994,872	14,525,000	1,037,000	2,379,776
73	Jul 31, 2024 05:06	4,867	31,978,810	14,536,000	1,038,000	2,375,680
74	Jul 31, 2024 05:06	4,868	34,073,700	15,578,000	0	2,527,232
75	Jul 31, 2024 05:06	4,877	30,949,813	14,566,000	1,040,000	2,375,680
76	Jul 31, 2024 05:06	4,882	30,956,620	14,580,000	1,041,000	2,375,680
77	Jul 31, 2024 05:06	4,885	33,934,889	15,631,000	0	2,375,680
78	Jul 31, 2024 05:06	4,889	35,141,703	14,603,000	1,043,000	2,383,872
79	Jul 31, 2024 05:06	4,890	30,952,915	14,606,000	1,043,000	2,371,584
80	Jul 31, 2024 05:06	4,903	34,558,489	15,689,000	0	2,265,088
81	Jul 31, 2024 05:06	4,915	33,286,370	14,679,000	1,048,000	2,502,656
82	Jul 31, 2024 05:05	5,013	56,681,489	16,042,758	0	2,269,184
83	Jul 31, 2024 05:03	5,020	68,442,592	16,063,688	0	2,269,184
84	Jul 31, 2024 05:04	5,039	64,486,806	16,124,626	0	2,265,088
85	Jul 31, 2024 04:58	5,054	79,402,979	16,172,696	0	2,281,472
86	Jul 31, 2024 05:04	5,058	91,896,776	16,186,720	0	2,260,992
87	Jul 31, 2024 05:05	5,059	107,747,663	16,188,786	0	2,273,280
88	Jul 31, 2024 05:05	5,066	87,762,368	16,209,652	0	2,269,184
89	Jul 31, 2024 05:01	5,072	64,609,453	16,229,694	0	2,277,376
90	Jul 31, 2024 05:05	5,074	68,939,142	16,235,368	0	2,273,280
91	Jul 31, 2024 04:58	5,082	84,704,918	16,262,686	0	2,265,088
92	Jul 31, 2024 05:05	5,083	64,529,716	16,264,159	0	2,277,376
93	Jul 31, 2024 05:07	5,084	72,336,728	16,268,599	0	2,269,184
94	Jul 31, 2024 04:58	5,085	76,477,452	16,270,960	0	2,269,184
95	Jul 31, 2024 05:03	5,086	66,752,981	16,275,646	0	2,273,280
96	Jul 31, 2024 05:05	5,089	76,629,516	16,286,010	0	2,269,184
97	Jul 31, 2024 05:06	5,091	80,059,491	16,291,697	0	2,273,280
98	Jul 31, 2024 05:03	5,092	45,182,621	16,295,566	0	2,285,568
99	Jul 31, 2024 05:06	5,095	82,842,289	16,303,988	0	2,400,256
100	Jul 31, 2024 05:04	5,097	76,596,796	16,310,560	0	2,265,088
101	Jul 31, 2024 05:01	5,107	92,112,219	16,342,432	0	2,273,280
102	Jul 31, 2024 05:07	5,112	64,236,258	16,359,241	0	2,408,448
103	Jul 31, 2024 05:07	5,137	80,140,250	16,437,768	0	2,265,088
104	Jul 31, 2024 05:06	5,154	64,896,655	16,491,464	0	2,281,472
105	Jul 31, 2024 05:01	5,164	72,149,411	16,523,976	0	2,256,896
106	Jul 31, 2024 05:06	5,185	74,303,520	16,593,089	0	2,277,376
107	Jul 31, 2024 05:06	5,232	76,800,030	16,743,551	0	2,260,992
108	Jul 31, 2024 05:06	5,341	80,425,680	17,089,652	0	2,269,184
109	Jul 31, 2024 05:04	6,507	88,498,123	20,822,006	0	2,265,088
110	Jul 31, 2024 05:04	6,536	76,714,241	20,915,419	0	2,281,472
111	Jul 31, 2024 05:04	6,573	76,181,696	21,032,180	0	2,269,184

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