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: 4,351Success

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Mar 28, 2026 17:07	4,328	29,763,772	12,861,000	989,000	2,281,472
2	Mar 28, 2026 17:05	4,329	31,732,032	12,865,000	989,000	2,490,368
3	Mar 28, 2026 17:07	4,334	41,865,049	12,878,000	990,000	2,502,656
4	Mar 28, 2026 17:04	4,334	28,858,437	12,880,000	990,000	2,498,560
5	Mar 28, 2026 17:04	4,336	43,483,227	12,884,000	991,000	2,498,560
6	Mar 28, 2026 17:03	4,336	28,042,028	12,885,000	991,000	2,281,472
7	Mar 28, 2026 17:04	4,336	33,266,336	12,885,000	991,000	2,502,656
8	Mar 28, 2026 17:04	4,337	28,032,413	13,879,000	0	2,502,656
9	Mar 28, 2026 17:06	4,337	30,230,264	12,886,000	991,000	2,490,368
10	Mar 28, 2026 17:05	4,338	39,857,507	12,889,000	991,000	2,502,656
11	Mar 28, 2026 17:05	4,338	39,667,588	13,883,000	0	2,498,560
12	Mar 28, 2026 17:07	4,338	42,408,079	12,889,000	991,000	2,281,472
13	Mar 28, 2026 17:03	4,339	27,829,089	12,894,000	991,000	2,281,472
14	Mar 28, 2026 17:05	4,339	30,989,295	12,893,000	991,000	2,494,464
15	Mar 28, 2026 17:07	4,339	43,836,161	12,893,000	991,000	2,494,464
16	Mar 28, 2026 17:06	4,339	43,753,750	12,894,000	991,000	2,494,464
17	Mar 28, 2026 17:06	4,340	39,615,270	12,897,000	992,000	2,490,368
18	Mar 28, 2026 17:05	4,340	32,575,382	13,887,000	0	2,498,560
19	Mar 28, 2026 17:05	4,341	28,849,967	12,899,000	992,000	2,502,656
20	Mar 28, 2026 17:04	4,341	43,094,398	11,907,000	1,984,000	2,498,560
21	Mar 28, 2026 17:04	4,341	29,448,173	12,900,000	992,000	2,281,472
22	Mar 28, 2026 17:04	4,341	32,484,634	12,898,000	992,000	2,486,272
23	Mar 28, 2026 17:05	4,341	30,844,631	12,900,000	992,000	2,498,560
24	Mar 28, 2026 17:03	4,342	42,914,755	12,902,000	992,000	2,281,472
25	Mar 28, 2026 17:06	4,342	39,565,735	12,902,000	992,000	2,281,472
26	Mar 28, 2026 17:07	4,342	31,251,877	12,901,000	992,000	2,502,656
27	Mar 28, 2026 17:03	4,342	40,895,010	12,902,000	992,000	2,494,464
28	Mar 28, 2026 17:05	4,343	30,875,212	12,906,000	992,000	2,498,560
29	Mar 28, 2026 17:06	4,344	29,334,155	12,909,000	993,000	2,498,560
30	Mar 28, 2026 17:04	4,344	33,888,520	13,900,000	0	2,281,472
31	Mar 28, 2026 17:04	4,346	30,796,772	12,915,000	993,000	2,482,176
32	Mar 28, 2026 17:06	4,347	29,433,460	11,924,000	1,987,000	2,281,472
33	Mar 28, 2026 17:03	4,347	28,986,196	12,917,000	993,000	2,490,368
34	Mar 28, 2026 17:06	4,347	26,896,246	12,916,000	993,000	2,494,464
35	Mar 28, 2026 17:03	4,347	41,809,313	12,918,000	993,000	2,490,368
36	Mar 28, 2026 17:05	4,348	35,282,702	13,914,000	0	2,494,464
37	Mar 28, 2026 17:05	4,348	30,853,370	12,919,000	993,000	2,498,560
38	Mar 28, 2026 17:06	4,348	31,931,541	13,913,000	0	2,502,656
39	Mar 28, 2026 17:05	4,348	32,448,659	12,919,000	993,000	2,281,472
40	Mar 28, 2026 17:06	4,349	31,401,906	11,929,000	1,988,000	2,502,656
41	Mar 28, 2026 17:05	4,349	38,463,906	12,924,000	994,000	2,498,560
42	Mar 28, 2026 17:03	4,350	41,092,267	12,925,000	994,000	2,498,560
43	Mar 28, 2026 17:04	4,350	29,545,940	12,927,000	994,000	2,494,464
44	Mar 28, 2026 17:04	4,350	34,084,417	12,926,000	994,000	2,486,272
45	Mar 28, 2026 17:03	4,350	32,975,565	13,921,000	0	2,490,368
46	Mar 28, 2026 17:04	4,351	29,943,994	13,924,000	0	2,281,472
47	Mar 28, 2026 17:04	4,351	28,028,662	11,934,000	1,989,000	2,498,560
48	Mar 28, 2026 17:06	4,352	27,405,335	12,932,000	994,000	2,498,560
49	Mar 28, 2026 17:03	4,352	33,494,197	12,932,000	994,000	2,490,368
50	Mar 28, 2026 17:07	4,352	31,862,878	12,931,000	994,000	2,494,464
51	Mar 28, 2026 17:03	4,354	30,855,775	12,937,000	995,000	2,281,472
52	Mar 28, 2026 17:03	4,355	31,527,385	12,942,000	995,000	2,494,464
53	Mar 28, 2026 17:06	4,355	28,138,016	12,940,000	995,000	2,498,560
54	Mar 28, 2026 17:05	4,355	30,111,591	12,942,000	995,000	2,498,560
55	Mar 28, 2026 17:05	4,356	36,247,523	12,943,000	995,000	2,281,472
56	Mar 28, 2026 17:03	4,356	28,462,732	11,947,000	1,991,000	2,490,368
57	Mar 28, 2026 17:03	4,356	29,906,525	11,947,000	1,991,000	2,281,472
58	Mar 28, 2026 17:04	4,357	27,296,734	12,947,000	995,000	2,281,472
59	Mar 28, 2026 17:05	4,357	27,597,723	12,946,000	995,000	2,490,368
60	Mar 28, 2026 17:04	4,357	33,124,921	12,946,000	995,000	2,490,368
61	Mar 28, 2026 17:05	4,358	30,848,059	12,951,000	996,000	2,281,472
62	Mar 28, 2026 17:04	4,358	33,095,282	12,951,000	996,000	2,281,472
63	Mar 28, 2026 17:05	4,358	38,391,714	12,950,000	996,000	2,490,368
64	Mar 28, 2026 17:03	4,358	29,681,635	12,950,000	996,000	2,281,472
65	Mar 28, 2026 17:06	4,359	29,885,130	12,954,000	996,000	2,494,464
66	Mar 28, 2026 17:06	4,359	28,154,447	12,952,000	996,000	2,281,472
67	Mar 28, 2026 17:07	4,360	26,823,645	12,957,000	996,000	2,281,472
68	Mar 28, 2026 17:04	4,361	25,945,593	12,959,000	996,000	2,498,560
69	Mar 28, 2026 17:05	4,363	28,917,912	12,964,000	997,000	2,281,472
70	Mar 28, 2026 17:04	4,365	40,250,583	11,974,000	1,995,000	2,490,368
71	Mar 28, 2026 17:06	4,366	37,364,230	11,976,000	1,996,000	2,498,560
72	Mar 28, 2026 17:04	4,366	32,138,583	12,973,000	997,000	2,281,472
73	Mar 28, 2026 17:06	4,367	31,474,382	11,978,000	1,996,000	2,490,368
74	Mar 28, 2026 17:07	4,367	33,162,626	12,976,000	998,000	2,281,472
75	Mar 28, 2026 17:05	4,367	28,382,481	12,975,000	998,000	2,281,472
76	Mar 28, 2026 17:06	4,368	30,690,721	11,980,000	1,996,000	2,490,368
77	Mar 28, 2026 17:04	4,369	32,303,060	12,982,000	998,000	2,281,472
78	Mar 28, 2026 17:03	4,370	33,019,178	11,986,000	1,997,000	2,502,656
79	Mar 28, 2026 17:06	4,371	33,953,316	11,990,000	1,998,000	2,281,472
80	Mar 28, 2026 17:03	4,371	37,721,449	11,990,000	1,998,000	2,494,464
81	Mar 28, 2026 17:03	4,372	33,949,283	12,991,000	999,000	2,498,560
82	Mar 28, 2026 17:05	4,372	35,329,071	11,991,000	1,998,000	2,281,472
83	Mar 28, 2026 17:04	4,372	26,905,103	12,992,000	999,000	2,281,472
84	Mar 28, 2026 17:07	4,380	31,295,252	13,016,000	1,001,000	2,281,472
85	Mar 28, 2026 17:06	4,381	30,150,746	13,017,000	1,001,000	2,539,520
86	Mar 28, 2026 17:06	4,387	28,334,165	12,033,000	2,005,000	2,494,464
87	Mar 28, 2026 17:05	4,387	29,658,252	13,036,000	1,002,000	2,494,464
88	Mar 28, 2026 17:06	4,390	33,409,309	12,042,000	2,007,000	2,281,472
89	Mar 28, 2026 17:03	4,391	31,534,138	13,049,000	1,003,000	2,281,472
90	Mar 28, 2026 17:06	4,418	35,857,102	13,128,000	1,009,000	2,498,560

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