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: 4,349Success

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Mar 28, 2026 15:50	4,333	27,362,124	13,866,000	0	2,494,464
2	Mar 28, 2026 15:51	4,333	29,680,942	13,867,000	0	2,494,464
3	Mar 28, 2026 15:53	4,333	26,644,719	12,875,000	990,000	2,490,368
4	Mar 28, 2026 15:51	4,335	38,316,702	12,881,000	990,000	2,498,560
5	Mar 28, 2026 15:53	4,337	34,795,253	12,886,000	991,000	2,502,656
6	Mar 28, 2026 15:52	4,338	31,590,697	12,889,000	991,000	2,486,272
7	Mar 28, 2026 15:51	4,338	38,137,869	12,891,000	991,000	2,486,272
8	Mar 28, 2026 15:51	4,338	38,129,633	13,883,000	0	2,490,368
9	Mar 28, 2026 15:51	4,338	40,356,341	12,891,000	991,000	2,494,464
10	Mar 28, 2026 15:50	4,338	34,929,898	12,890,000	991,000	2,502,656
11	Mar 28, 2026 15:52	4,339	27,334,075	12,895,000	991,000	2,498,560
12	Mar 28, 2026 15:50	4,339	36,525,015	12,893,000	991,000	2,281,472
13	Mar 28, 2026 15:52	4,339	41,606,860	12,893,000	991,000	2,502,656
14	Mar 28, 2026 15:53	4,339	27,881,773	12,895,000	991,000	2,502,656
15	Mar 28, 2026 15:54	4,339	32,423,388	12,894,000	991,000	2,502,656
16	Mar 28, 2026 15:53	4,340	26,442,405	12,896,000	992,000	2,490,368
17	Mar 28, 2026 15:54	4,340	43,187,082	12,896,000	992,000	2,490,368
18	Mar 28, 2026 15:52	4,341	30,407,749	12,900,000	992,000	2,281,472
19	Mar 28, 2026 15:52	4,341	30,628,784	11,906,000	1,984,000	2,281,472
20	Mar 28, 2026 15:54	4,341	26,843,052	13,891,000	0	2,494,464
21	Mar 28, 2026 15:50	4,342	32,756,431	12,902,000	992,000	2,281,472
22	Mar 28, 2026 15:52	4,342	29,188,552	13,894,000	0	2,494,464
23	Mar 28, 2026 15:51	4,342	32,729,325	11,909,000	1,984,000	2,494,464
24	Mar 28, 2026 15:51	4,342	41,713,537	12,901,000	992,000	2,281,472
25	Mar 28, 2026 15:50	4,342	39,944,699	12,901,000	992,000	2,494,464
26	Mar 28, 2026 15:52	4,343	39,618,362	12,904,000	992,000	2,498,560
27	Mar 28, 2026 15:51	4,343	33,022,466	12,904,000	992,000	2,498,560
28	Mar 28, 2026 15:53	4,343	29,757,777	12,906,000	992,000	2,490,368
29	Mar 28, 2026 15:53	4,343	34,529,245	12,907,000	992,000	2,506,752
30	Mar 28, 2026 15:53	4,343	26,405,403	12,904,000	992,000	2,281,472
31	Mar 28, 2026 15:50	4,343	29,795,150	12,904,000	992,000	2,494,464
32	Mar 28, 2026 15:52	4,343	27,669,970	12,905,000	992,000	2,281,472
33	Mar 28, 2026 15:52	4,343	30,668,519	12,905,000	992,000	2,498,560
34	Mar 28, 2026 15:52	4,344	31,743,167	12,909,000	993,000	2,494,464
35	Mar 28, 2026 15:52	4,344	26,539,069	13,901,000	0	2,494,464
36	Mar 28, 2026 15:51	4,344	43,368,949	12,908,000	992,000	2,281,472
37	Mar 28, 2026 15:54	4,344	35,059,963	12,909,000	993,000	2,498,560
38	Mar 28, 2026 15:53	4,345	31,909,523	12,912,000	993,000	2,498,560
39	Mar 28, 2026 15:51	4,345	32,867,929	11,917,000	1,986,000	2,281,472
40	Mar 28, 2026 15:52	4,345	38,202,278	12,912,000	993,000	2,498,560
41	Mar 28, 2026 15:53	4,346	31,704,803	12,914,000	993,000	2,494,464
42	Mar 28, 2026 15:51	4,346	29,105,741	12,915,000	993,000	2,281,472
43	Mar 28, 2026 15:52	4,346	33,838,059	12,915,000	993,000	2,281,472
44	Mar 28, 2026 15:52	4,348	33,766,104	12,920,000	993,000	2,494,464
45	Mar 28, 2026 15:50	4,348	30,143,161	13,913,000	0	2,281,472
46	Mar 28, 2026 15:51	4,349	27,684,531	13,916,000	0	2,494,464
47	Mar 28, 2026 15:53	4,350	38,310,216	12,926,000	994,000	2,281,472
48	Mar 28, 2026 15:52	4,350	36,785,098	12,927,000	994,000	2,498,560
49	Mar 28, 2026 15:50	4,350	30,985,672	11,932,000	1,988,000	2,490,368
50	Mar 28, 2026 15:54	4,350	28,147,402	12,925,000	994,000	2,490,368
51	Mar 28, 2026 15:51	4,350	30,101,260	12,925,000	994,000	2,494,464
52	Mar 28, 2026 15:52	4,351	30,980,197	12,929,000	994,000	2,498,560
53	Mar 28, 2026 15:54	4,351	36,943,894	12,930,000	994,000	2,281,472
54	Mar 28, 2026 15:51	4,351	29,329,161	12,928,000	994,000	2,281,472
55	Mar 28, 2026 15:50	4,351	30,855,892	12,929,000	994,000	2,281,472
56	Mar 28, 2026 15:53	4,351	29,410,211	13,924,000	0	2,281,472
57	Mar 28, 2026 15:53	4,352	30,164,985	11,937,000	1,989,000	2,494,464
58	Mar 28, 2026 15:52	4,352	28,621,559	12,931,000	994,000	2,498,560
59	Mar 28, 2026 15:51	4,352	32,368,162	13,926,000	0	2,281,472
60	Mar 28, 2026 15:52	4,353	33,322,235	12,935,000	995,000	2,498,560
61	Mar 28, 2026 15:53	4,355	31,814,227	12,940,000	995,000	2,486,272
62	Mar 28, 2026 15:54	4,355	31,858,492	12,940,000	995,000	2,490,368
63	Mar 28, 2026 15:51	4,355	26,816,336	12,941,000	995,000	2,490,368
64	Mar 28, 2026 15:53	4,356	31,795,062	12,945,000	995,000	2,498,560
65	Mar 28, 2026 15:53	4,357	35,629,772	12,946,000	995,000	2,498,560
66	Mar 28, 2026 15:50	4,357	33,926,250	12,946,000	995,000	2,498,560
67	Mar 28, 2026 15:50	4,357	31,506,111	11,950,000	1,991,000	2,281,472
68	Mar 28, 2026 15:51	4,358	37,113,588	12,950,000	996,000	2,281,472
69	Mar 28, 2026 15:53	4,358	39,316,939	12,949,000	996,000	2,494,464
70	Mar 28, 2026 15:53	4,359	35,039,080	12,953,000	996,000	2,281,472
71	Mar 28, 2026 15:54	4,360	28,872,064	12,956,000	996,000	2,281,472
72	Mar 28, 2026 15:52	4,360	26,891,286	11,959,000	1,993,000	2,486,272
73	Mar 28, 2026 15:50	4,360	26,344,683	12,955,000	996,000	2,502,656
74	Mar 28, 2026 15:50	4,360	37,973,222	12,957,000	996,000	2,281,472
75	Mar 28, 2026 15:52	4,361	44,150,276	12,959,000	996,000	2,281,472
76	Mar 28, 2026 15:53	4,363	33,433,550	12,965,000	997,000	2,281,472
77	Mar 28, 2026 15:52	4,363	31,200,533	12,963,000	997,000	2,281,472
78	Mar 28, 2026 15:51	4,364	44,623,849	12,967,000	997,000	2,498,560
79	Mar 28, 2026 15:54	4,364	29,951,016	12,968,000	997,000	2,281,472
80	Mar 28, 2026 15:52	4,365	27,414,643	12,970,000	997,000	2,281,472
81	Mar 28, 2026 15:52	4,365	34,254,201	12,970,000	997,000	2,490,368
82	Mar 28, 2026 15:51	4,365	31,033,962	12,971,000	997,000	2,281,472
83	Mar 28, 2026 15:50	4,365	28,984,339	12,970,000	997,000	2,281,472
84	Mar 28, 2026 15:50	4,367	32,218,914	12,975,000	998,000	2,281,472
85	Mar 28, 2026 15:53	4,368	35,076,183	12,981,000	998,000	2,281,472
86	Mar 28, 2026 15:53	4,370	42,266,162	12,986,000	998,000	2,281,472
87	Mar 28, 2026 15:53	4,372	39,025,815	11,991,000	1,998,000	2,494,464
88	Mar 28, 2026 15:51	4,373	27,287,261	12,994,000	999,000	2,281,472
89	Mar 28, 2026 15:52	4,375	33,059,453	13,000,000	1,000,000	2,281,472
90	Mar 28, 2026 15:51	4,388	34,931,316	13,039,000	1,003,000	2,281,472

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