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: 4,350Success

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Mar 28, 2026 18:01	4,323	37,602,180	12,844,000	988,000	2,281,472
2	Mar 28, 2026 17:59	4,331	28,752,227	12,870,000	990,000	2,281,472
3	Mar 28, 2026 18:00	4,332	31,473,267	13,862,000	0	2,281,472
4	Mar 28, 2026 17:58	4,333	37,466,690	12,876,000	990,000	2,281,472
5	Mar 28, 2026 17:57	4,334	34,684,956	12,880,000	990,000	2,498,560
6	Mar 28, 2026 17:59	4,335	27,514,778	12,882,000	990,000	2,281,472
7	Mar 28, 2026 18:00	4,336	37,869,925	12,883,000	991,000	2,281,472
8	Mar 28, 2026 18:01	4,336	31,795,991	12,884,000	991,000	2,490,368
9	Mar 28, 2026 17:58	4,337	29,194,979	12,888,000	991,000	2,494,464
10	Mar 28, 2026 17:58	4,338	27,959,362	12,890,000	991,000	2,281,472
11	Mar 28, 2026 17:58	4,338	37,885,395	13,882,000	0	2,281,472
12	Mar 28, 2026 18:00	4,338	25,926,773	12,890,000	991,000	2,490,368
13	Mar 28, 2026 17:58	4,338	39,010,420	12,890,000	991,000	2,281,472
14	Mar 28, 2026 17:59	4,338	30,823,985	12,892,000	991,000	2,486,272
15	Mar 28, 2026 18:01	4,339	28,353,001	13,884,000	0	2,498,560
16	Mar 28, 2026 18:00	4,339	45,859,235	12,895,000	991,000	2,494,464
17	Mar 28, 2026 18:00	4,339	29,730,129	12,895,000	991,000	2,498,560
18	Mar 28, 2026 17:59	4,339	26,128,435	12,895,000	991,000	2,494,464
19	Mar 28, 2026 17:59	4,339	27,076,194	12,895,000	991,000	2,490,368
20	Mar 28, 2026 17:59	4,339	32,007,901	12,894,000	991,000	2,502,656
21	Mar 28, 2026 17:59	4,340	35,859,551	12,897,000	992,000	2,494,464
22	Mar 28, 2026 18:01	4,340	27,711,936	12,896,000	992,000	2,490,368
23	Mar 28, 2026 18:00	4,342	31,107,975	13,895,000	0	2,498,560
24	Mar 28, 2026 17:59	4,342	26,897,047	13,894,000	0	2,281,472
25	Mar 28, 2026 18:00	4,344	36,055,613	12,909,000	993,000	2,281,472
26	Mar 28, 2026 18:00	4,344	30,608,970	13,901,000	0	2,281,472
27	Mar 28, 2026 18:00	4,345	37,345,658	13,903,000	0	2,281,472
28	Mar 28, 2026 18:01	4,345	36,190,215	12,910,000	993,000	2,498,560
29	Mar 28, 2026 18:00	4,345	39,921,359	12,911,000	993,000	2,494,464
30	Mar 28, 2026 17:59	4,346	31,413,062	12,913,000	993,000	2,498,560
31	Mar 28, 2026 18:00	4,347	39,443,005	12,916,000	993,000	2,281,472
32	Mar 28, 2026 17:59	4,348	34,997,964	12,844,000	1,070,000	2,498,560
33	Mar 28, 2026 18:00	4,348	29,638,047	12,919,000	993,000	2,506,752
34	Mar 28, 2026 17:59	4,348	26,447,917	13,912,000	0	2,281,472
35	Mar 28, 2026 18:01	4,348	31,732,075	13,913,000	0	2,502,656
36	Mar 28, 2026 17:58	4,348	40,009,229	12,921,000	993,000	2,490,368
37	Mar 28, 2026 17:58	4,349	29,498,142	12,924,000	994,000	2,498,560
38	Mar 28, 2026 17:58	4,349	29,193,680	12,924,000	994,000	2,490,368
39	Mar 28, 2026 17:59	4,349	34,401,522	11,930,000	1,988,000	2,486,272
40	Mar 28, 2026 18:01	4,349	29,590,220	11,930,000	1,988,000	2,494,464
41	Mar 28, 2026 17:58	4,349	37,377,584	11,930,000	1,988,000	2,502,656
42	Mar 28, 2026 18:01	4,349	31,894,056	11,930,000	1,988,000	2,506,752
43	Mar 28, 2026 17:59	4,350	30,906,108	12,925,000	994,000	2,494,464
44	Mar 28, 2026 17:58	4,350	34,426,030	11,932,000	1,988,000	2,490,368
45	Mar 28, 2026 17:58	4,350	29,655,157	11,933,000	1,988,000	2,494,464
46	Mar 28, 2026 18:00	4,350	29,077,155	12,925,000	994,000	2,490,368
47	Mar 28, 2026 17:59	4,350	29,603,267	11,933,000	1,988,000	2,498,560
48	Mar 28, 2026 18:00	4,351	26,805,571	12,928,000	994,000	2,502,656
49	Mar 28, 2026 18:00	4,351	29,529,974	12,852,000	1,071,000	2,494,464
50	Mar 28, 2026 17:57	4,351	35,143,404	12,930,000	994,000	2,281,472
51	Mar 28, 2026 18:00	4,351	27,557,713	12,930,000	994,000	2,490,368
52	Mar 28, 2026 17:59	4,351	33,680,840	12,928,000	994,000	2,281,472
53	Mar 28, 2026 18:01	4,352	34,656,281	12,931,000	994,000	2,498,560
54	Mar 28, 2026 17:59	4,352	36,183,569	11,938,000	1,989,000	2,494,464
55	Mar 28, 2026 18:00	4,352	29,340,499	12,933,000	994,000	2,281,472
56	Mar 28, 2026 18:01	4,352	28,897,391	12,933,000	994,000	2,281,472
57	Mar 28, 2026 18:00	4,357	25,978,591	12,946,000	995,000	2,494,464
58	Mar 28, 2026 17:58	4,358	27,919,781	12,951,000	996,000	2,490,368
59	Mar 28, 2026 18:01	4,358	30,313,266	12,949,000	996,000	2,494,464
60	Mar 28, 2026 17:59	4,359	34,656,634	12,952,000	996,000	2,281,472
61	Mar 28, 2026 18:00	4,359	31,991,831	12,954,000	996,000	2,494,464
62	Mar 28, 2026 18:01	4,359	28,084,026	12,952,000	996,000	2,281,472
63	Mar 28, 2026 17:59	4,359	36,281,574	12,952,000	996,000	2,494,464
64	Mar 28, 2026 17:58	4,361	31,466,649	12,959,000	996,000	2,490,368
65	Mar 28, 2026 17:58	4,363	29,324,279	11,967,000	1,994,000	2,502,656
66	Mar 28, 2026 17:58	4,363	26,659,981	12,966,000	997,000	2,281,472
67	Mar 28, 2026 18:01	4,363	38,732,419	12,963,000	997,000	2,535,424
68	Mar 28, 2026 18:01	4,364	36,698,179	12,968,000	997,000	2,281,472
69	Mar 28, 2026 17:59	4,365	31,911,905	12,970,000	997,000	2,486,272
70	Mar 28, 2026 17:59	4,365	32,893,200	12,972,000	997,000	2,281,472
71	Mar 28, 2026 17:59	4,366	31,840,248	12,974,000	998,000	2,502,656
72	Mar 28, 2026 18:00	4,366	33,895,413	12,974,000	998,000	2,281,472
73	Mar 28, 2026 18:00	4,368	30,556,153	12,979,000	998,000	2,281,472
74	Mar 28, 2026 17:59	4,368	31,049,805	12,978,000	998,000	2,281,472
75	Mar 28, 2026 17:59	4,368	28,833,863	12,979,000	998,000	2,277,376
76	Mar 28, 2026 17:58	4,368	36,803,684	11,981,000	1,996,000	2,494,464
77	Mar 28, 2026 17:58	4,369	25,943,993	11,983,000	1,997,000	2,281,472
78	Mar 28, 2026 17:58	4,370	26,269,037	12,985,000	998,000	2,494,464
79	Mar 28, 2026 17:58	4,371	35,002,404	12,989,000	999,000	2,281,472
80	Mar 28, 2026 17:59	4,372	36,097,643	11,991,000	1,998,000	2,281,472
81	Mar 28, 2026 18:00	4,374	25,807,480	11,998,000	1,999,000	2,281,472
82	Mar 28, 2026 17:58	4,374	30,526,746	11,997,000	1,999,000	2,281,472
83	Mar 28, 2026 18:01	4,374	33,839,109	12,998,000	999,000	2,281,472
84	Mar 28, 2026 18:01	4,378	34,728,125	12,009,000	2,001,000	2,498,560
85	Mar 28, 2026 18:00	4,378	37,501,894	13,011,000	1,000,000	2,281,472
86	Mar 28, 2026 17:58	4,382	38,635,503	13,020,000	1,001,000	2,486,272
87	Mar 28, 2026 18:00	4,389	35,612,495	13,043,000	1,003,000	2,498,560
88	Mar 28, 2026 18:01	4,407	33,639,667	12,088,000	2,014,000	2,494,464
89	Mar 28, 2026 18:01	4,409	29,963,804	13,102,000	1,007,000	2,535,424
90	Mar 28, 2026 17:57	4,422	40,262,472	13,139,000	1,010,000	2,490,368

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