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 14:21	4,330	38,588,447	11,878,000	1,979,000	2,502,656
2	Mar 28, 2026 14:22	4,334	39,707,676	12,879,000	990,000	2,502,656
3	Mar 28, 2026 14:20	4,334	33,724,179	12,879,000	990,000	2,494,464
4	Mar 28, 2026 14:23	4,334	27,350,892	12,878,000	990,000	2,281,472
5	Mar 28, 2026 14:22	4,335	43,313,488	12,881,000	990,000	2,490,368
6	Mar 28, 2026 14:23	4,335	35,673,197	12,882,000	990,000	2,498,560
7	Mar 28, 2026 14:22	4,336	40,252,422	12,884,000	991,000	2,498,560
8	Mar 28, 2026 14:22	4,337	29,510,449	12,887,000	991,000	2,494,464
9	Mar 28, 2026 14:22	4,338	28,011,557	12,892,000	991,000	2,502,656
10	Mar 28, 2026 14:21	4,338	39,448,837	12,889,000	991,000	2,281,472
11	Mar 28, 2026 14:21	4,338	29,616,359	12,889,000	991,000	2,498,560
12	Mar 28, 2026 14:23	4,338	30,940,975	12,892,000	991,000	2,494,464
13	Mar 28, 2026 14:23	4,339	31,145,008	12,893,000	991,000	2,281,472
14	Mar 28, 2026 14:21	4,339	29,791,834	12,894,000	991,000	2,490,368
15	Mar 28, 2026 14:21	4,339	36,978,436	12,895,000	991,000	2,494,464
16	Mar 28, 2026 14:23	4,339	36,845,612	12,893,000	991,000	2,498,560
17	Mar 28, 2026 14:21	4,340	32,871,338	12,897,000	992,000	2,498,560
18	Mar 28, 2026 14:21	4,340	26,095,882	13,889,000	0	2,494,464
19	Mar 28, 2026 14:20	4,341	38,960,338	12,900,000	992,000	2,281,472
20	Mar 28, 2026 14:20	4,341	30,895,294	12,898,000	992,000	2,498,560
21	Mar 28, 2026 14:24	4,341	31,107,466	12,898,000	992,000	2,277,376
22	Mar 28, 2026 14:23	4,341	37,433,189	13,892,000	0	2,498,560
23	Mar 28, 2026 14:21	4,341	29,406,051	12,900,000	992,000	2,494,464
24	Mar 28, 2026 14:20	4,341	34,844,363	12,900,000	992,000	2,502,656
25	Mar 28, 2026 14:22	4,341	33,597,010	12,898,000	992,000	2,490,368
26	Mar 28, 2026 14:24	4,342	30,053,648	12,902,000	992,000	2,281,472
27	Mar 28, 2026 14:20	4,342	31,496,784	12,903,000	992,000	2,281,472
28	Mar 28, 2026 14:22	4,342	34,372,974	12,901,000	992,000	2,494,464
29	Mar 28, 2026 14:20	4,342	37,592,024	12,903,000	992,000	2,281,472
30	Mar 28, 2026 14:21	4,342	32,238,567	12,903,000	992,000	2,498,560
31	Mar 28, 2026 14:23	4,343	34,983,387	12,906,000	992,000	2,498,560
32	Mar 28, 2026 14:21	4,343	37,764,245	12,904,000	992,000	2,281,472
33	Mar 28, 2026 14:23	4,343	26,003,890	12,904,000	992,000	2,498,560
34	Mar 28, 2026 14:23	4,343	26,721,228	12,907,000	992,000	2,539,520
35	Mar 28, 2026 14:23	4,344	25,622,190	12,908,000	992,000	2,281,472
36	Mar 28, 2026 14:23	4,344	31,384,983	13,901,000	0	2,281,472
37	Mar 28, 2026 14:22	4,345	35,412,194	13,905,000	0	2,498,560
38	Mar 28, 2026 14:23	4,345	32,834,191	12,912,000	993,000	2,281,472
39	Mar 28, 2026 14:21	4,345	29,564,566	12,911,000	993,000	2,281,472
40	Mar 28, 2026 14:23	4,345	28,914,575	12,910,000	993,000	2,498,560
41	Mar 28, 2026 14:23	4,346	29,639,601	13,907,000	0	2,281,472
42	Mar 28, 2026 14:20	4,346	31,997,672	12,914,000	993,000	2,494,464
43	Mar 28, 2026 14:24	4,347	36,807,684	11,924,000	1,987,000	2,281,472
44	Mar 28, 2026 14:21	4,348	33,489,631	12,919,000	993,000	2,494,464
45	Mar 28, 2026 14:23	4,348	28,716,270	12,920,000	993,000	2,498,560
46	Mar 28, 2026 14:20	4,349	27,817,622	12,924,000	994,000	2,498,560
47	Mar 28, 2026 14:22	4,349	39,612,467	13,917,000	0	2,498,560
48	Mar 28, 2026 14:21	4,350	43,050,809	13,920,000	0	2,281,472
49	Mar 28, 2026 14:23	4,350	31,418,378	12,926,000	994,000	2,281,472
50	Mar 28, 2026 14:23	4,351	35,719,678	12,929,000	994,000	2,486,272
51	Mar 28, 2026 14:21	4,352	31,215,574	13,926,000	0	2,281,472
52	Mar 28, 2026 14:23	4,352	29,522,773	12,932,000	994,000	2,281,472
53	Mar 28, 2026 14:22	4,352	29,807,734	12,931,000	994,000	2,494,464
54	Mar 28, 2026 14:23	4,352	35,653,153	12,932,000	994,000	2,478,080
55	Mar 28, 2026 14:24	4,353	26,613,217	12,935,000	995,000	2,494,464
56	Mar 28, 2026 14:22	4,354	32,724,360	12,938,000	995,000	2,281,472
57	Mar 28, 2026 14:21	4,354	35,504,247	12,939,000	995,000	2,281,472
58	Mar 28, 2026 14:21	4,354	39,794,561	12,937,000	995,000	2,494,464
59	Mar 28, 2026 14:23	4,355	30,114,296	12,941,000	995,000	2,281,472
60	Mar 28, 2026 14:24	4,356	30,334,274	12,945,000	995,000	2,494,464
61	Mar 28, 2026 14:21	4,357	27,332,923	12,946,000	995,000	2,490,368
62	Mar 28, 2026 14:21	4,357	29,146,041	12,947,000	995,000	2,494,464
63	Mar 28, 2026 14:22	4,358	27,534,211	12,950,000	996,000	2,502,656
64	Mar 28, 2026 14:20	4,358	33,450,489	11,954,000	1,992,000	2,494,464
65	Mar 28, 2026 14:22	4,358	28,976,700	11,953,000	1,992,000	2,494,464
66	Mar 28, 2026 14:23	4,360	35,440,090	12,956,000	996,000	2,498,560
67	Mar 28, 2026 14:20	4,361	31,633,310	12,958,000	996,000	2,486,272
68	Mar 28, 2026 14:23	4,361	31,436,088	12,958,000	996,000	2,494,464
69	Mar 28, 2026 14:20	4,363	27,133,508	12,964,000	997,000	2,281,472
70	Mar 28, 2026 14:20	4,363	34,226,070	12,966,000	997,000	2,490,368
71	Mar 28, 2026 14:24	4,363	28,633,567	12,963,000	997,000	2,281,472
72	Mar 28, 2026 14:20	4,363	26,944,494	12,965,000	997,000	2,498,560
73	Mar 28, 2026 14:22	4,364	33,256,307	12,968,000	997,000	2,281,472
74	Mar 28, 2026 14:22	4,364	43,517,927	11,970,000	1,995,000	2,498,560
75	Mar 28, 2026 14:20	4,365	32,564,932	12,971,000	997,000	2,494,464
76	Mar 28, 2026 14:20	4,366	29,545,384	11,975,000	1,995,000	2,494,464
77	Mar 28, 2026 14:22	4,367	36,187,738	11,979,000	1,996,000	2,486,272
78	Mar 28, 2026 14:22	4,368	30,122,852	12,978,000	998,000	2,281,472
79	Mar 28, 2026 14:20	4,368	31,151,657	12,981,000	998,000	2,281,472
80	Mar 28, 2026 14:21	4,369	30,850,505	12,982,000	998,000	2,281,472
81	Mar 28, 2026 14:23	4,370	30,557,482	12,985,000	998,000	2,281,472
82	Mar 28, 2026 14:23	4,371	29,995,117	12,987,000	999,000	2,498,560
83	Mar 28, 2026 14:20	4,372	29,064,314	12,992,000	999,000	2,490,368
84	Mar 28, 2026 14:22	4,374	31,127,912	11,998,000	1,999,000	2,281,472
85	Mar 28, 2026 14:21	4,378	30,911,662	13,010,000	1,000,000	2,494,464
86	Mar 28, 2026 14:22	4,378	35,784,653	12,008,000	2,001,000	2,535,424
87	Mar 28, 2026 14:20	4,379	35,863,756	13,013,000	1,001,000	2,281,472
88	Mar 28, 2026 14:21	4,383	29,196,041	13,024,000	1,001,000	2,281,472
89	Mar 28, 2026 14:22	4,394	29,371,487	12,053,000	2,008,000	2,281,472
90	Mar 28, 2026 14:22	4,421	34,868,423	13,138,000	1,010,000	2,281,472

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