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 15, 2024 15:09

kytans

Score: 4,453

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 15, 2024 15:12	4,360	36,704,861	12,957,000	996,000	2,510,848
2	Jul 15, 2024 15:12	4,365	31,842,758	12,970,000	997,000	2,277,376
3	Jul 15, 2024 15:11	4,365	35,786,608	12,971,000	997,000	2,277,376
4	Jul 15, 2024 15:11	4,365	34,189,373	12,971,000	997,000	2,273,280
5	Jul 15, 2024 15:09	4,365	32,402,595	12,972,000	997,000	2,510,848
6	Jul 15, 2024 15:11	4,367	32,932,234	12,976,000	998,000	2,277,376
7	Jul 15, 2024 15:09	4,369	27,061,266	12,984,000	998,000	2,506,752
8	Jul 15, 2024 15:12	4,370	41,538,626	12,986,000	998,000	2,506,752
9	Jul 15, 2024 15:12	4,370	31,299,237	12,985,000	998,000	2,506,752
10	Jul 15, 2024 15:10	4,370	31,609,863	12,986,000	998,000	2,510,848
11	Jul 15, 2024 15:09	4,370	33,192,997	12,986,000	998,000	2,506,752
12	Jul 15, 2024 15:09	4,371	31,472,451	12,987,000	999,000	2,510,848
13	Jul 15, 2024 15:11	4,372	34,294,561	12,990,000	999,000	2,277,376
14	Jul 15, 2024 15:11	4,373	29,292,026	12,993,000	999,000	2,506,752
15	Jul 15, 2024 15:11	4,373	38,654,080	12,994,000	999,000	2,277,376
16	Jul 15, 2024 15:11	4,373	35,766,294	12,994,000	999,000	2,506,752
17	Jul 15, 2024 15:11	4,373	31,587,728	12,995,000	999,000	2,506,752
18	Jul 15, 2024 15:12	4,374	32,927,512	12,997,000	999,000	2,277,376
19	Jul 15, 2024 15:12	4,374	38,268,199	12,999,000	999,000	2,277,376
20	Jul 15, 2024 15:11	4,374	40,363,189	12,998,000	999,000	2,277,376
21	Jul 15, 2024 15:09	4,374	30,565,957	12,997,000	999,000	2,506,752
22	Jul 15, 2024 15:12	4,376	30,199,804	13,004,000	1,000,000	2,510,848
23	Jul 15, 2024 15:11	4,376	37,869,407	13,003,000	1,000,000	2,277,376
24	Jul 15, 2024 15:10	4,376	28,926,875	13,002,000	1,000,000	2,510,848
25	Jul 15, 2024 15:12	4,377	33,426,238	13,006,000	1,000,000	2,506,752
26	Jul 15, 2024 15:11	4,377	31,795,175	14,005,000	0	2,277,376
27	Jul 15, 2024 15:12	4,378	30,722,205	13,008,000	1,000,000	2,506,752
28	Jul 15, 2024 15:11	4,378	27,595,981	13,008,000	1,000,000	2,277,376
29	Jul 15, 2024 15:11	4,378	35,092,491	13,010,000	1,000,000	2,506,752
30	Jul 15, 2024 15:10	4,378	36,860,752	13,010,000	1,000,000	2,506,752
31	Jul 15, 2024 15:10	4,378	33,698,889	13,011,000	1,000,000	2,277,376
32	Jul 15, 2024 15:12	4,380	34,159,761	13,014,000	1,001,000	2,277,376
33	Jul 15, 2024 15:12	4,380	35,380,918	13,016,000	1,001,000	2,510,848
34	Jul 15, 2024 15:12	4,380	35,498,927	13,016,000	1,001,000	2,506,752
35	Jul 15, 2024 15:11	4,381	39,778,616	13,019,000	1,001,000	2,510,848
36	Jul 15, 2024 15:10	4,381	31,232,666	13,018,000	1,001,000	2,277,376
37	Jul 15, 2024 15:12	4,383	37,457,634	13,025,000	1,001,000	2,535,424
38	Jul 15, 2024 15:12	4,383	30,437,531	13,025,000	1,001,000	2,506,752
39	Jul 15, 2024 15:10	4,383	34,600,241	13,023,000	1,001,000	2,506,752
40	Jul 15, 2024 15:12	4,384	29,920,803	13,028,000	1,002,000	2,273,280
41	Jul 15, 2024 15:09	4,384	30,248,197	13,026,000	1,002,000	2,506,752
42	Jul 15, 2024 15:10	4,386	31,533,283	13,032,000	1,002,000	2,506,752
43	Jul 15, 2024 15:11	4,387	34,367,110	13,036,000	1,002,000	2,277,376
44	Jul 15, 2024 15:09	4,389	31,192,000	13,041,000	1,003,000	2,506,752
45	Jul 15, 2024 15:09	4,390	39,402,525	13,046,000	1,003,000	2,506,752
46	Jul 15, 2024 15:11	4,392	31,953,662	13,051,000	1,003,000	2,506,752
47	Jul 15, 2024 15:12	4,393	34,072,361	13,055,000	1,004,000	2,506,752
48	Jul 15, 2024 15:11	4,393	41,476,714	13,052,000	1,004,000	2,510,848
49	Jul 15, 2024 15:09	4,393	32,707,190	13,054,000	1,004,000	2,535,424
50	Jul 15, 2024 15:10	4,394	35,825,929	13,056,000	1,004,000	2,510,848
51	Jul 15, 2024 15:10	4,394	33,373,037	13,058,000	1,004,000	2,502,656
52	Jul 15, 2024 15:12	4,403	35,444,595	13,085,000	1,006,000	2,277,376
53	Jul 15, 2024 15:11	4,404	37,552,512	13,086,000	1,006,000	2,502,656
54	Jul 15, 2024 15:12	4,407	27,138,488	13,096,000	1,007,000	2,535,424
55	Jul 15, 2024 15:11	4,412	28,372,698	13,110,000	1,008,000	2,502,656
56	Jul 15, 2024 15:11	4,421	42,538,251	13,136,000	1,010,000	2,506,752
57	Jul 15, 2024 15:11	4,444	40,907,197	13,206,000	1,015,000	2,510,848
58	Jul 15, 2024 15:11	4,444	31,160,958	14,222,000	0	2,277,376
59	Jul 15, 2024 15:11	4,449	35,433,708	14,236,000	0	2,277,376
60	Jul 15, 2024 15:11	4,451	35,577,532	14,242,000	0	2,277,376
61	Jul 15, 2024 15:11	4,453	29,034,380	14,251,000	0	2,506,752
62	Jul 15, 2024 15:11	4,455	47,348,084	13,237,000	1,018,000	2,510,848
63	Jul 15, 2024 15:11	4,472	30,266,889	14,309,000	0	2,277,376
64	Jul 15, 2024 15:09	4,502	37,102,385	14,405,000	0	2,277,376
65	Jul 15, 2024 15:09	4,510	30,007,911	14,432,000	0	2,506,752
66	Jul 15, 2024 15:09	4,517	29,032,849	14,455,000	0	2,506,752
67	Jul 15, 2024 15:09	4,520	30,525,704	14,463,000	0	2,277,376
68	Jul 15, 2024 15:10	4,525	32,781,322	14,480,000	0	2,506,752
69	Jul 15, 2024 15:09	4,525	29,139,849	14,479,000	0	2,510,848
70	Jul 15, 2024 15:09	4,527	29,332,368	14,485,000	0	2,535,424
71	Jul 15, 2024 15:10	4,528	29,952,024	14,491,000	0	2,510,848
72	Jul 15, 2024 15:09	4,528	28,172,832	14,488,000	0	2,502,656
73	Jul 15, 2024 15:10	4,529	36,817,307	14,494,000	0	2,506,752
74	Jul 15, 2024 15:09	4,529	33,938,154	14,494,000	0	2,277,376
75	Jul 15, 2024 15:10	4,532	32,713,814	14,502,000	0	2,506,752
76	Jul 15, 2024 15:09	4,532	35,449,956	14,502,000	0	2,510,848
77	Jul 15, 2024 15:10	4,536	37,565,140	14,515,000	0	2,277,376
78	Jul 15, 2024 15:10	4,540	32,423,738	14,528,000	0	2,277,376
79	Jul 15, 2024 15:10	4,550	31,310,657	14,560,000	0	2,506,752
80	Jul 15, 2024 15:10	4,551	31,309,161	14,564,000	0	2,277,376
81	Jul 15, 2024 15:10	4,556	35,807,440	14,578,000	0	2,277,376
82	Jul 15, 2024 15:11	4,619	62,208,627	14,780,607	0	2,252,800
83	Jul 15, 2024 15:12	4,620	68,987,457	14,783,937	0	2,244,608
84	Jul 15, 2024 15:10	4,625	65,415,438	14,801,058	0	2,240,512
85	Jul 15, 2024 15:12	4,625	64,711,941	14,800,247	0	2,244,608
86	Jul 15, 2024 15:11	4,626	87,124,280	14,804,634	0	2,248,704
87	Jul 15, 2024 15:11	4,631	73,385,869	14,817,766	0	2,248,704
88	Jul 15, 2024 15:11	4,631	75,976,102	14,820,487	0	2,248,704
89	Jul 15, 2024 15:12	4,633	91,617,227	14,825,160	0	2,244,608
90	Jul 15, 2024 15:12	4,637	74,486,539	14,838,805	0	2,248,704
91	Jul 15, 2024 15:09	4,639	94,970,068	14,843,609	0	2,248,704
92	Jul 15, 2024 15:10	4,642	85,381,369	14,855,438	0	2,244,608
93	Jul 15, 2024 15:12	4,642	84,980,438	14,854,977	0	2,256,896
94	Jul 15, 2024 15:09	4,648	67,829,721	14,873,982	0	2,256,896
95	Jul 15, 2024 15:11	4,650	74,182,744	14,879,421	0	2,252,800
96	Jul 15, 2024 15:12	4,650	96,011,957	14,878,989	0	2,379,776
97	Jul 15, 2024 15:10	4,652	98,413,443	14,885,180	0	2,387,968
98	Jul 15, 2024 15:09	4,655	85,384,329	14,894,483	0	2,244,608
99	Jul 15, 2024 15:11	4,664	78,874,983	14,925,291	0	2,252,800
100	Jul 15, 2024 15:11	4,698	72,799,013	15,034,900	0	2,248,704
101	Jul 15, 2024 15:11	4,711	100,653,260	15,076,794	0	2,252,800
102	Jul 15, 2024 15:11	4,722	95,167,437	15,109,845	0	2,248,704
103	Jul 15, 2024 15:10	4,753	63,037,848	15,209,718	0	2,252,800
104	Jul 15, 2024 15:10	4,781	76,176,059	15,297,832	0	2,383,872
105	Jul 15, 2024 15:10	4,784	71,747,225	15,307,310	0	2,244,608
106	Jul 15, 2024 15:09	4,798	106,475,070	15,352,157	0	2,252,800
107	Jul 15, 2024 15:09	4,798	79,122,336	15,352,157	0	2,383,872
108	Jul 15, 2024 15:09	4,799	88,893,715	15,356,319	0	2,240,512
109	Jul 15, 2024 15:09	4,801	33,826,480	15,364,000	0	2,506,752
110	Jul 15, 2024 15:09	4,801	32,856,430	15,364,000	0	2,506,752
111	Jul 15, 2024 15:09	4,811	36,331,349	15,395,000	0	2,277,376
112	Jul 15, 2024 15:09	4,811	36,588,277	15,396,000	0	2,277,376
113	Jul 15, 2024 15:09	4,823	38,040,759	15,433,000	0	2,506,752
114	Jul 15, 2024 15:09	4,837	34,159,458	15,477,000	0	2,277,376
115	Jul 15, 2024 15:09	4,839	36,406,988	15,486,000	0	2,277,376
116	Jul 15, 2024 15:09	4,841	31,777,295	15,492,000	0	2,510,848
117	Jul 15, 2024 15:09	4,844	41,019,418	14,468,000	1,033,000	2,502,656
118	Jul 15, 2024 15:09	5,071	82,060,508	16,228,770	0	2,256,896
119	Jul 15, 2024 15:09	5,075	77,517,364	16,239,449	0	2,252,800
120	Jul 15, 2024 15:09	5,078	82,329,840	16,249,910	0	2,375,680

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