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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olliecrowScore: 4,348Success

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Mar 28, 2026 14:41	4,323	26,737,317	12,845,000	988,000	2,502,656
2	Mar 28, 2026 14:42	4,331	27,948,910	12,870,000	990,000	2,478,080
3	Mar 28, 2026 14:43	4,332	29,190,053	12,871,000	990,000	2,498,560
4	Mar 28, 2026 14:44	4,333	42,012,165	12,874,000	990,000	2,490,368
5	Mar 28, 2026 14:45	4,333	41,402,955	13,864,000	0	2,494,464
6	Mar 28, 2026 14:42	4,333	31,742,988	12,875,000	990,000	2,490,368
7	Mar 28, 2026 14:43	4,334	39,848,591	12,878,000	990,000	2,494,464
8	Mar 28, 2026 14:44	4,334	38,039,221	13,870,000	0	2,498,560
9	Mar 28, 2026 14:45	4,335	31,406,783	12,882,000	990,000	2,490,368
10	Mar 28, 2026 14:44	4,336	29,161,455	12,883,000	991,000	2,281,472
11	Mar 28, 2026 14:44	4,336	33,330,240	12,884,000	991,000	2,281,472
12	Mar 28, 2026 14:44	4,337	33,414,342	12,886,000	991,000	2,498,560
13	Mar 28, 2026 14:45	4,337	25,211,895	12,886,000	991,000	2,281,472
14	Mar 28, 2026 14:45	4,338	34,263,043	12,892,000	991,000	2,502,656
15	Mar 28, 2026 14:45	4,338	33,017,521	12,890,000	991,000	2,490,368
16	Mar 28, 2026 14:42	4,338	29,282,446	12,892,000	991,000	2,502,656
17	Mar 28, 2026 14:44	4,338	29,281,851	13,880,000	0	2,277,376
18	Mar 28, 2026 14:43	4,339	32,315,266	12,893,000	991,000	2,498,560
19	Mar 28, 2026 14:42	4,340	27,078,238	12,897,000	992,000	2,494,464
20	Mar 28, 2026 14:42	4,340	32,446,870	11,904,000	1,984,000	2,281,472
21	Mar 28, 2026 14:44	4,340	43,441,346	12,897,000	992,000	2,494,464
22	Mar 28, 2026 14:43	4,340	30,509,175	12,896,000	992,000	2,494,464
23	Mar 28, 2026 14:45	4,341	29,854,728	12,898,000	992,000	2,281,472
24	Mar 28, 2026 14:43	4,341	35,699,339	12,900,000	992,000	2,490,368
25	Mar 28, 2026 14:44	4,341	30,319,985	12,899,000	992,000	2,490,368
26	Mar 28, 2026 14:44	4,342	37,622,640	12,903,000	992,000	2,490,368
27	Mar 28, 2026 14:42	4,342	30,608,895	12,903,000	992,000	2,494,464
28	Mar 28, 2026 14:44	4,343	31,799,770	12,905,000	992,000	2,490,368
29	Mar 28, 2026 14:42	4,343	37,357,354	12,905,000	992,000	2,498,560
30	Mar 28, 2026 14:45	4,343	41,563,758	12,904,000	992,000	2,494,464
31	Mar 28, 2026 14:42	4,343	36,629,004	13,896,000	0	2,281,472
32	Mar 28, 2026 14:42	4,343	27,135,004	12,906,000	992,000	2,490,368
33	Mar 28, 2026 14:44	4,343	27,818,642	12,904,000	992,000	2,490,368
34	Mar 28, 2026 14:44	4,343	30,706,490	12,907,000	992,000	2,281,472
35	Mar 28, 2026 14:43	4,344	33,854,351	12,909,000	993,000	2,281,472
36	Mar 28, 2026 14:44	4,344	30,016,153	12,908,000	992,000	2,490,368
37	Mar 28, 2026 14:43	4,345	28,983,444	12,911,000	993,000	2,281,472
38	Mar 28, 2026 14:42	4,345	29,227,691	12,912,000	993,000	2,281,472
39	Mar 28, 2026 14:43	4,345	32,398,131	12,910,000	993,000	2,506,752
40	Mar 28, 2026 14:45	4,345	32,950,154	12,835,000	1,069,000	2,494,464
41	Mar 28, 2026 14:41	4,347	30,716,921	12,918,000	993,000	2,490,368
42	Mar 28, 2026 14:43	4,347	28,763,219	12,917,000	993,000	2,281,472
43	Mar 28, 2026 14:45	4,347	37,231,820	12,918,000	993,000	2,281,472
44	Mar 28, 2026 14:43	4,348	22,869,681	13,914,000	0	2,498,560
45	Mar 28, 2026 14:43	4,348	31,366,300	12,921,000	993,000	2,494,464
46	Mar 28, 2026 14:44	4,348	27,341,985	12,921,000	993,000	2,494,464
47	Mar 28, 2026 14:42	4,348	38,650,213	12,920,000	993,000	2,482,176
48	Mar 28, 2026 14:45	4,348	36,819,342	12,921,000	993,000	2,498,560
49	Mar 28, 2026 14:42	4,348	42,491,741	12,920,000	993,000	2,494,464
50	Mar 28, 2026 14:44	4,349	38,113,796	12,922,000	994,000	2,498,560
51	Mar 28, 2026 14:42	4,349	30,977,754	13,917,000	0	2,490,368
52	Mar 28, 2026 14:45	4,350	41,549,969	12,926,000	994,000	2,281,472
53	Mar 28, 2026 14:45	4,350	29,311,963	12,927,000	994,000	2,490,368
54	Mar 28, 2026 14:41	4,350	37,942,988	12,927,000	994,000	2,281,472
55	Mar 28, 2026 14:41	4,351	30,705,171	12,929,000	994,000	2,281,472
56	Mar 28, 2026 14:42	4,351	27,954,800	12,928,000	994,000	2,490,368
57	Mar 28, 2026 14:44	4,351	28,872,055	12,929,000	994,000	2,498,560
58	Mar 28, 2026 14:43	4,352	30,002,118	12,931,000	994,000	2,494,464
59	Mar 28, 2026 14:43	4,353	31,798,527	13,930,000	0	2,281,472
60	Mar 28, 2026 14:45	4,354	28,523,830	12,937,000	995,000	2,494,464
61	Mar 28, 2026 14:45	4,354	33,289,942	11,942,000	1,990,000	2,494,464
62	Mar 28, 2026 14:43	4,354	32,778,864	12,938,000	995,000	2,539,520
63	Mar 28, 2026 14:41	4,355	30,171,157	12,940,000	995,000	2,281,472
64	Mar 28, 2026 14:43	4,355	37,196,908	12,940,000	995,000	2,494,464
65	Mar 28, 2026 14:44	4,355	30,968,893	12,942,000	995,000	2,281,472
66	Mar 28, 2026 14:43	4,356	35,464,917	12,944,000	995,000	2,502,656
67	Mar 28, 2026 14:42	4,357	31,675,800	12,947,000	995,000	2,281,472
68	Mar 28, 2026 14:42	4,357	33,355,640	12,946,000	995,000	2,281,472
69	Mar 28, 2026 14:45	4,357	29,542,871	12,946,000	995,000	2,498,560
70	Mar 28, 2026 14:43	4,358	28,044,291	12,950,000	996,000	2,281,472
71	Mar 28, 2026 14:44	4,360	31,122,274	12,956,000	996,000	2,281,472
72	Mar 28, 2026 14:42	4,360	31,972,892	11,960,000	1,993,000	2,277,376
73	Mar 28, 2026 14:43	4,362	31,039,614	12,962,000	997,000	2,494,464
74	Mar 28, 2026 14:45	4,363	34,273,949	12,965,000	997,000	2,281,472
75	Mar 28, 2026 14:42	4,363	29,348,767	11,967,000	1,994,000	2,281,472
76	Mar 28, 2026 14:43	4,364	34,231,709	12,969,000	997,000	2,281,472
77	Mar 28, 2026 14:45	4,364	34,922,891	12,968,000	997,000	2,498,560
78	Mar 28, 2026 14:41	4,364	40,585,281	12,968,000	997,000	2,281,472
79	Mar 28, 2026 14:45	4,367	43,650,280	11,978,000	1,996,000	2,502,656
80	Mar 28, 2026 14:43	4,367	27,973,375	12,975,000	998,000	2,281,472
81	Mar 28, 2026 14:44	4,369	30,087,294	12,984,000	998,000	2,281,472
82	Mar 28, 2026 14:45	4,370	38,577,617	12,986,000	998,000	2,498,560
83	Mar 28, 2026 14:43	4,372	31,437,849	12,990,000	999,000	2,494,464
84	Mar 28, 2026 14:42	4,372	29,902,635	12,992,000	999,000	2,281,472
85	Mar 28, 2026 14:42	4,372	33,847,570	11,992,000	1,998,000	2,281,472
86	Mar 28, 2026 14:44	4,376	29,892,071	13,003,000	1,000,000	2,494,464
87	Mar 28, 2026 14:42	4,378	29,901,142	12,008,000	2,001,000	2,494,464
88	Mar 28, 2026 14:45	4,380	31,472,174	13,015,000	1,001,000	2,502,656
89	Mar 28, 2026 14:45	4,387	27,826,778	12,166,000	1,871,000	2,281,472
90	Mar 28, 2026 14:44	4,390	43,624,347	13,046,000	1,003,000	2,498,560

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