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: 4,355Success

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Mar 28, 2026 20:11	4,336	40,672,017	12,885,000	991,000	2,490,368
2	Mar 28, 2026 20:09	4,336	29,279,095	13,875,000	0	2,494,464
3	Mar 28, 2026 20:09	4,336	33,826,519	12,884,000	991,000	2,494,464
4	Mar 28, 2026 20:10	4,336	36,484,419	12,884,000	991,000	2,498,560
5	Mar 28, 2026 20:08	4,337	31,337,579	12,886,000	991,000	2,498,560
6	Mar 28, 2026 20:11	4,337	33,860,394	12,888,000	991,000	2,490,368
7	Mar 28, 2026 20:10	4,337	33,414,798	13,879,000	0	2,494,464
8	Mar 28, 2026 20:10	4,337	34,471,455	12,887,000	991,000	2,494,464
9	Mar 28, 2026 20:08	4,338	35,188,275	11,899,000	1,983,000	2,498,560
10	Mar 28, 2026 20:09	4,338	41,447,509	12,892,000	991,000	2,498,560
11	Mar 28, 2026 20:10	4,339	27,582,099	12,893,000	991,000	2,490,368
12	Mar 28, 2026 20:09	4,339	30,484,649	12,894,000	991,000	2,498,560
13	Mar 28, 2026 20:09	4,339	37,956,221	12,895,000	991,000	2,281,472
14	Mar 28, 2026 20:11	4,340	33,584,873	12,896,000	992,000	2,494,464
15	Mar 28, 2026 20:10	4,342	26,103,999	13,893,000	0	2,281,472
16	Mar 28, 2026 20:08	4,342	33,839,527	12,902,000	992,000	2,498,560
17	Mar 28, 2026 20:09	4,342	32,495,588	12,903,000	992,000	2,281,472
18	Mar 28, 2026 20:08	4,342	38,081,660	12,903,000	992,000	2,494,464
19	Mar 28, 2026 20:10	4,343	39,280,435	12,904,000	992,000	2,281,472
20	Mar 28, 2026 20:08	4,343	29,971,536	12,906,000	992,000	2,494,464
21	Mar 28, 2026 20:09	4,343	35,065,451	12,904,000	992,000	2,494,464
22	Mar 28, 2026 20:09	4,343	31,679,315	13,897,000	0	2,498,560
23	Mar 28, 2026 20:10	4,343	34,692,645	13,899,000	0	2,498,560
24	Mar 28, 2026 20:10	4,343	38,855,774	13,898,000	0	2,502,656
25	Mar 28, 2026 20:08	4,343	30,948,530	12,907,000	992,000	2,273,280
26	Mar 28, 2026 20:09	4,344	38,573,652	12,909,000	993,000	2,498,560
27	Mar 28, 2026 20:11	4,345	41,344,555	12,910,000	993,000	2,281,472
28	Mar 28, 2026 20:10	4,346	29,019,777	12,913,000	993,000	2,490,368
29	Mar 28, 2026 20:09	4,346	31,531,699	12,913,000	993,000	2,490,368
30	Mar 28, 2026 20:09	4,346	29,897,895	12,914,000	993,000	2,281,472
31	Mar 28, 2026 20:07	4,346	26,797,796	11,920,000	1,986,000	2,494,464
32	Mar 28, 2026 20:10	4,347	41,588,643	12,918,000	993,000	2,502,656
33	Mar 28, 2026 20:10	4,347	26,418,527	12,916,000	993,000	2,494,464
34	Mar 28, 2026 20:11	4,347	27,860,873	13,910,000	0	2,494,464
35	Mar 28, 2026 20:11	4,348	29,729,883	13,914,000	0	2,486,272
36	Mar 28, 2026 20:08	4,348	26,500,219	12,919,000	993,000	2,281,472
37	Mar 28, 2026 20:10	4,348	35,675,762	11,926,000	1,987,000	2,490,368
38	Mar 28, 2026 20:09	4,349	32,859,517	12,922,000	994,000	2,502,656
39	Mar 28, 2026 20:08	4,350	35,817,627	11,933,000	1,988,000	2,502,656
40	Mar 28, 2026 20:11	4,350	26,425,722	12,926,000	994,000	2,498,560
41	Mar 28, 2026 20:09	4,351	31,404,211	12,930,000	994,000	2,490,368
42	Mar 28, 2026 20:10	4,352	37,507,192	11,936,000	1,989,000	2,498,560
43	Mar 28, 2026 20:09	4,353	31,790,847	11,940,000	1,990,000	2,281,472
44	Mar 28, 2026 20:08	4,354	32,932,795	11,943,000	1,990,000	2,494,464
45	Mar 28, 2026 20:10	4,355	33,121,182	12,942,000	995,000	2,281,472
46	Mar 28, 2026 20:08	4,355	41,441,642	12,940,000	995,000	2,281,472
47	Mar 28, 2026 20:08	4,355	25,938,574	12,940,000	995,000	2,281,472
48	Mar 28, 2026 20:11	4,356	36,671,422	13,938,000	0	2,281,472
49	Mar 28, 2026 20:09	4,357	31,512,877	12,946,000	995,000	2,490,368
50	Mar 28, 2026 20:09	4,357	33,261,335	12,946,000	995,000	2,490,368
51	Mar 28, 2026 20:10	4,358	37,183,519	11,952,000	1,992,000	2,490,368
52	Mar 28, 2026 20:10	4,358	33,640,210	12,951,000	996,000	2,281,472
53	Mar 28, 2026 20:11	4,358	28,343,272	12,950,000	996,000	2,490,368
54	Mar 28, 2026 20:08	4,360	32,460,102	12,957,000	996,000	2,478,080
55	Mar 28, 2026 20:08	4,360	35,360,801	12,957,000	996,000	2,281,472
56	Mar 28, 2026 20:08	4,360	28,115,193	12,956,000	996,000	2,498,560
57	Mar 28, 2026 20:08	4,360	29,796,817	12,957,000	996,000	2,281,472
58	Mar 28, 2026 20:08	4,361	39,803,421	11,962,000	1,993,000	2,281,472
59	Mar 28, 2026 20:09	4,361	29,615,251	12,959,000	996,000	2,281,472
60	Mar 28, 2026 20:10	4,361	34,575,433	12,959,000	996,000	2,281,472
61	Mar 28, 2026 20:08	4,363	38,019,903	12,964,000	997,000	2,281,472
62	Mar 28, 2026 20:10	4,363	29,869,405	11,969,000	1,994,000	2,502,656
63	Mar 28, 2026 20:07	4,364	33,719,951	12,968,000	997,000	2,494,464
64	Mar 28, 2026 20:09	4,365	30,833,258	11,974,000	1,995,000	2,281,472
65	Mar 28, 2026 20:09	4,365	38,454,573	11,972,000	1,995,000	2,281,472
66	Mar 28, 2026 20:09	4,365	30,086,090	12,970,000	997,000	2,498,560
67	Mar 28, 2026 20:10	4,366	31,000,985	12,974,000	998,000	2,281,472
68	Mar 28, 2026 20:08	4,366	34,896,693	12,974,000	998,000	2,506,752
69	Mar 28, 2026 20:10	4,367	29,413,635	12,977,000	998,000	2,281,472
70	Mar 28, 2026 20:10	4,367	31,215,784	12,977,000	998,000	2,490,368
71	Mar 28, 2026 20:09	4,367	31,923,228	12,977,000	998,000	2,281,472
72	Mar 28, 2026 20:08	4,368	32,950,372	12,980,000	998,000	2,281,472
73	Mar 28, 2026 20:11	4,368	29,059,610	11,980,000	1,996,000	2,502,656
74	Mar 28, 2026 20:09	4,369	31,144,408	11,985,000	1,997,000	2,494,464
75	Mar 28, 2026 20:11	4,369	41,271,842	12,983,000	998,000	2,281,472
76	Mar 28, 2026 20:08	4,371	27,674,134	12,989,000	999,000	2,535,424
77	Mar 28, 2026 20:11	4,371	37,573,816	12,987,000	999,000	2,502,656
78	Mar 28, 2026 20:09	4,372	34,687,741	12,991,000	999,000	2,281,472
79	Mar 28, 2026 20:07	4,375	31,723,573	12,001,000	2,000,000	2,281,472
80	Mar 28, 2026 20:08	4,375	32,207,685	13,001,000	1,000,000	2,486,272
81	Mar 28, 2026 20:08	4,378	26,683,867	13,008,000	1,000,000	2,281,472
82	Mar 28, 2026 20:08	4,379	32,708,400	13,013,000	1,001,000	2,494,464
83	Mar 28, 2026 20:07	4,384	28,324,840	13,028,000	1,002,000	2,535,424
84	Mar 28, 2026 20:08	4,386	37,095,404	12,031,000	2,005,000	2,281,472
85	Mar 28, 2026 20:10	4,387	31,916,651	13,035,000	1,002,000	2,281,472
86	Mar 28, 2026 20:10	4,388	42,227,604	12,037,000	2,006,000	2,281,472
87	Mar 28, 2026 20:09	4,393	30,354,260	12,049,000	2,008,000	2,281,472
88	Mar 28, 2026 20:07	4,394	32,527,711	12,052,000	2,008,000	2,281,472
89	Mar 28, 2026 20:10	4,401	36,695,829	12,072,000	2,012,000	2,281,472
90	Mar 28, 2026 20:07	4,443	33,919,607	12,188,000	2,031,000	2,498,560

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