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.

Back to listMay 29, 2021 15:58

Dmitry Dolgopolov

Score: 4,974

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 29, 2021 15:57	4,951	39,331,360	13,862,000	1,980,000	2,535,424
2	May 29, 2021 15:57	4,954	32,836,716	14,863,000	990,000	2,453,504
3	May 29, 2021 15:57	4,954	39,935,050	13,873,000	1,981,000	2,437,120
4	May 29, 2021 15:56	4,957	32,230,057	13,880,000	1,982,000	2,281,472
5	May 29, 2021 15:57	4,958	40,649,603	13,881,000	1,983,000	2,281,472
6	May 29, 2021 15:58	4,959	29,952,866	14,877,000	991,000	2,449,408
7	May 29, 2021 15:58	4,960	41,268,725	13,889,000	1,984,000	2,441,216
8	May 29, 2021 15:57	4,961	29,353,029	13,892,000	1,984,000	2,449,408
9	May 29, 2021 15:58	4,961	38,281,768	13,891,000	1,984,000	2,445,312
10	May 29, 2021 15:56	4,961	42,127,559	14,884,000	992,000	2,453,504
11	May 29, 2021 15:57	4,961	35,331,312	13,892,000	1,984,000	2,437,120
12	May 29, 2021 15:56	4,961	40,796,383	13,890,000	1,984,000	2,445,312
13	May 29, 2021 15:56	4,961	40,872,447	13,890,000	1,984,000	2,281,472
14	May 29, 2021 15:57	4,962	40,631,008	14,885,000	992,000	2,535,424
15	May 29, 2021 15:56	4,962	47,088,426	14,887,000	992,000	2,281,472
16	May 29, 2021 15:57	4,962	39,713,588	14,886,000	992,000	2,437,120
17	May 29, 2021 15:57	4,962	39,786,662	13,893,000	1,984,000	2,457,600
18	May 29, 2021 15:57	4,963	41,619,567	13,898,000	1,985,000	2,535,424
19	May 29, 2021 15:57	4,963	35,293,777	13,895,000	1,985,000	2,457,600
20	May 29, 2021 15:57	4,963	40,118,697	13,897,000	1,985,000	2,281,472
21	May 29, 2021 15:56	4,963	45,282,170	13,898,000	1,985,000	2,281,472
22	May 29, 2021 15:56	4,963	31,666,508	13,897,000	1,985,000	2,281,472
23	May 29, 2021 15:56	4,964	40,195,440	13,901,000	1,985,000	2,281,472
24	May 29, 2021 15:57	4,964	39,903,253	14,894,000	992,000	2,449,408
25	May 29, 2021 15:56	4,964	43,339,916	13,901,000	1,985,000	2,441,216
26	May 29, 2021 15:57	4,965	45,459,180	13,903,000	1,986,000	2,437,120
27	May 29, 2021 15:57	4,965	33,578,800	13,902,000	1,986,000	2,453,504
28	May 29, 2021 15:56	4,965	39,116,800	13,902,000	1,986,000	2,281,472
29	May 29, 2021 15:57	4,965	32,592,341	13,903,000	1,986,000	2,273,280
30	May 29, 2021 15:57	4,965	39,683,312	13,902,000	1,986,000	2,281,472
31	May 29, 2021 15:56	4,965	40,862,436	14,896,000	993,000	2,449,408
32	May 29, 2021 15:57	4,966	41,609,629	13,905,000	1,986,000	2,273,280
33	May 29, 2021 15:56	4,966	33,416,108	13,905,000	1,986,000	2,277,376
34	May 29, 2021 15:57	4,966	44,119,874	13,906,000	1,986,000	2,453,504
35	May 29, 2021 15:56	4,966	43,175,955	13,906,000	1,986,000	2,281,472
36	May 29, 2021 15:58	4,968	40,952,203	13,910,000	1,987,000	2,449,408
37	May 29, 2021 15:56	4,968	32,171,258	13,910,000	1,987,000	2,445,312
38	May 29, 2021 15:56	4,969	40,793,156	14,909,000	993,000	2,281,472
39	May 29, 2021 15:56	4,969	40,033,438	13,915,000	1,987,000	2,281,472
40	May 29, 2021 15:56	4,970	39,612,467	13,916,000	1,988,000	2,281,472
41	May 29, 2021 15:56	4,971	40,871,016	13,920,000	1,988,000	2,281,472
42	May 29, 2021 15:57	4,971	38,902,568	13,918,000	1,988,000	2,445,312
43	May 29, 2021 15:56	4,974	32,053,311	13,928,000	1,989,000	2,445,312
44	May 29, 2021 15:58	4,974	42,701,965	13,929,000	1,989,000	2,535,424
45	May 29, 2021 15:56	4,975	40,281,638	13,931,000	1,990,000	2,281,472
46	May 29, 2021 15:56	4,975	34,120,130	14,858,000	1,061,000	2,281,472
47	May 29, 2021 15:58	4,978	34,613,594	13,938,000	1,991,000	2,441,216
48	May 29, 2021 15:57	4,981	31,598,063	13,948,000	1,992,000	2,273,280
49	May 29, 2021 15:56	4,982	33,937,569	13,950,000	1,992,000	2,457,600
50	May 29, 2021 15:58	4,984	33,330,291	13,955,000	1,993,000	2,535,424
51	May 29, 2021 15:57	4,987	36,580,625	13,964,000	1,994,000	2,535,424
52	May 29, 2021 15:58	4,987	33,210,605	13,964,000	1,994,000	2,535,424
53	May 29, 2021 15:56	4,990	40,099,397	13,973,000	1,996,000	2,281,472
54	May 29, 2021 15:57	4,993	43,833,592	13,980,000	1,997,000	2,535,424
55	May 29, 2021 15:58	4,993	40,453,393	13,979,000	1,997,000	2,445,312
56	May 29, 2021 15:56	4,993	40,265,544	13,980,000	1,997,000	2,445,312
57	May 29, 2021 15:56	4,995	34,865,114	13,986,000	1,998,000	2,445,312
58	May 29, 2021 15:57	5,000	34,018,195	14,001,000	2,000,000	2,277,376
59	May 29, 2021 15:56	5,001	37,854,180	14,004,000	2,000,000	2,281,472
60	May 29, 2021 15:57	5,001	36,013,756	15,003,000	1,000,000	2,441,216
61	May 29, 2021 15:56	5,002	37,408,631	14,005,000	2,000,000	2,281,472
62	May 29, 2021 15:57	5,003	37,657,935	14,008,000	2,001,000	2,281,472
63	May 29, 2021 15:57	5,015	37,827,436	14,042,000	2,006,000	2,457,600
64	May 29, 2021 15:56	5,174	78,459,196	16,557,765	0	2,199,552
65	May 29, 2021 15:57	5,179	76,594,394	16,572,268	0	2,256,896
66	May 29, 2021 15:57	5,181	94,451,915	16,579,894	0	2,195,456
67	May 29, 2021 15:56	5,182	85,928,916	16,583,037	0	2,211,840
68	May 29, 2021 15:57	5,185	77,532,977	16,591,510	0	2,199,552
69	May 29, 2021 15:56	5,187	74,400,805	16,599,759	0	2,195,456
70	May 29, 2021 15:58	5,190	82,138,407	16,608,621	0	2,195,456
71	May 29, 2021 15:56	5,192	88,292,978	16,615,737	0	2,195,456
72	May 29, 2021 15:58	5,193	80,901,223	16,617,274	0	2,203,648
73	May 29, 2021 15:57	5,195	70,056,099	16,623,131	0	2,207,744
74	May 29, 2021 15:57	5,196	77,643,339	16,628,555	0	2,203,648
75	May 29, 2021 15:56	5,201	79,627,571	16,642,829	0	2,203,648
76	May 29, 2021 15:57	5,205	78,386,281	16,654,689	0	2,199,552
77	May 29, 2021 15:56	5,206	80,729,465	16,658,327	0	2,203,648
78	May 29, 2021 15:56	5,207	84,187,317	16,663,096	0	2,199,552
79	May 29, 2021 15:56	5,213	67,005,748	16,682,950	0	2,207,744
80	May 29, 2021 15:56	5,215	63,776,631	16,688,458	0	2,207,744
81	May 29, 2021 15:57	5,219	100,704,856	16,699,860	0	2,203,648
82	May 29, 2021 15:58	5,219	82,889,600	16,699,425	0	2,195,456
83	May 29, 2021 15:57	5,222	78,019,791	16,709,349	0	2,207,744
84	May 29, 2021 15:57	5,246	73,392,046	16,787,328	0	2,203,648

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