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 11, 2021 15:33

Andrey Tsvetkov

Score: 6,163

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 11, 2021 15:30	6,094	34,972,753	18,475,000	1,026,000	2,531,328
2	May 11, 2021 15:34	6,100	44,314,792	19,521,000	0	2,519,040
3	May 11, 2021 15:30	6,105	42,862,722	17,479,000	2,056,000	2,527,232
4	May 11, 2021 15:22	6,112	43,543,634	19,557,000	0	2,326,528
5	May 11, 2021 15:19	6,112	41,750,040	19,557,000	0	2,531,328
6	May 11, 2021 15:22	6,118	49,806,803	18,547,000	1,030,000	2,523,136
7	May 11, 2021 15:34	6,122	44,319,335	19,590,000	0	2,396,160
8	May 11, 2021 15:31	6,123	41,612,593	18,563,000	1,031,000	2,531,328
9	May 11, 2021 15:19	6,123	34,019,236	19,594,000	0	2,523,136
10	May 11, 2021 15:34	6,124	41,410,471	19,596,000	0	2,527,232
11	May 11, 2021 15:29	6,124	44,693,360	17,534,000	2,062,000	2,326,528
12	May 11, 2021 15:30	6,125	46,026,087	17,536,000	2,063,000	2,531,328
13	May 11, 2021 15:29	6,126	43,609,525	17,539,000	2,063,000	2,527,232
14	May 11, 2021 15:22	6,126	49,246,281	18,571,000	1,031,000	2,330,624
15	May 11, 2021 15:34	6,128	42,633,196	18,579,000	1,032,000	2,326,528
16	May 11, 2021 15:31	6,128	43,245,164	19,608,000	0	2,330,624
17	May 11, 2021 15:22	6,128	50,547,896	18,579,000	1,032,000	2,326,528
18	May 11, 2021 15:30	6,129	37,317,723	17,549,000	2,064,000	2,326,528
19	May 11, 2021 15:29	6,129	43,630,928	17,548,000	2,064,000	2,523,136
20	May 11, 2021 15:22	6,130	39,697,149	17,551,000	2,064,000	2,531,328
21	May 11, 2021 15:19	6,130	46,187,074	19,616,000	0	2,326,528
22	May 11, 2021 15:19	6,130	44,756,704	17,552,000	2,064,000	2,531,328
23	May 11, 2021 15:19	6,132	46,276,793	19,623,000	0	2,527,232
24	May 11, 2021 15:34	6,133	45,032,221	17,561,000	2,066,000	2,523,136
25	May 11, 2021 15:30	6,134	42,993,907	17,563,000	2,066,000	2,519,040
26	May 11, 2021 15:30	6,134	45,832,743	17,562,000	2,066,000	2,326,528
27	May 11, 2021 15:31	6,135	48,125,915	17,566,000	2,066,000	2,326,528
28	May 11, 2021 15:31	6,135	38,156,460	18,600,000	1,033,000	2,531,328
29	May 11, 2021 15:29	6,137	45,766,256	19,638,000	0	2,527,232
30	May 11, 2021 15:22	6,137	47,465,435	18,604,000	1,033,000	2,330,624
31	May 11, 2021 15:22	6,137	43,978,248	17,571,000	2,067,000	2,527,232
32	May 11, 2021 15:22	6,138	46,423,608	17,576,000	2,067,000	2,326,528
33	May 11, 2021 15:19	6,139	38,506,631	17,578,000	2,068,000	2,326,528
34	May 11, 2021 15:34	6,141	47,879,943	18,616,000	1,034,000	2,326,528
35	May 11, 2021 15:19	6,141	37,405,280	17,584,000	2,068,000	2,326,528
36	May 11, 2021 15:30	6,142	47,693,321	16,552,000	3,103,000	2,326,528
37	May 11, 2021 15:30	6,143	49,882,401	17,589,000	2,069,000	2,330,624
38	May 11, 2021 15:19	6,143	46,509,487	17,590,000	2,069,000	2,326,528
39	May 11, 2021 15:30	6,145	48,340,311	18,630,000	1,035,000	2,326,528
40	May 11, 2021 15:22	6,145	51,326,037	17,595,000	2,070,000	2,527,232
41	May 11, 2021 15:30	6,149	51,500,959	17,607,000	2,071,000	2,510,848
42	May 11, 2021 15:19	6,149	45,779,231	18,643,000	1,035,000	2,519,040
43	May 11, 2021 15:31	6,150	51,116,825	18,644,000	1,035,000	2,326,528
44	May 11, 2021 15:29	6,150	50,418,612	17,608,000	2,071,000	2,392,064
45	May 11, 2021 15:22	6,150	43,030,342	18,646,000	1,035,000	2,383,872
46	May 11, 2021 15:19	6,152	42,106,225	19,685,000	0	2,531,328
47	May 11, 2021 15:22	6,154	49,693,999	18,658,000	1,036,000	2,326,528
48	May 11, 2021 15:31	6,155	39,364,693	19,696,000	0	2,326,528
49	May 11, 2021 15:22	6,156	49,463,351	17,625,000	2,073,000	2,531,328
50	May 11, 2021 15:19	6,156	49,498,224	17,625,000	2,073,000	2,326,528
51	May 11, 2021 15:29	6,157	50,958,909	19,701,000	0	2,326,528
52	May 11, 2021 15:30	6,159	45,515,247	18,671,000	1,037,000	2,326,528
53	May 11, 2021 15:30	6,159	47,375,397	19,710,000	0	2,326,528
54	May 11, 2021 15:30	6,160	47,497,300	18,674,000	1,037,000	2,326,528
55	May 11, 2021 15:31	6,161	43,258,501	18,679,000	1,037,000	2,523,136
56	May 11, 2021 15:19	6,161	45,415,629	17,639,000	2,075,000	2,351,104
57	May 11, 2021 15:29	6,163	43,737,673	18,685,000	1,038,000	2,326,528
58	May 11, 2021 15:22	6,163	50,608,388	19,722,000	0	2,326,528
59	May 11, 2021 15:30	6,169	41,828,492	18,703,000	1,039,000	2,326,528
60	May 11, 2021 15:29	6,176	89,927,689	19,762,805	0	2,228,224
61	May 11, 2021 15:31	6,179	76,747,510	19,771,478	0	2,244,608
62	May 11, 2021 15:33	6,180	84,932,591	19,775,809	0	2,240,512
63	May 11, 2021 15:27	6,190	85,315,563	19,808,395	0	2,244,608
64	May 11, 2021 15:19	6,194	93,388,557	19,820,846	0	2,220,032
65	May 11, 2021 15:30	6,198	74,830,529	19,833,466	0	2,240,512
66	May 11, 2021 15:30	6,198	50,288,171	17,849,000	1,983,000	2,301,952
67	May 11, 2021 15:34	6,199	49,918,296	17,855,000	1,983,000	2,523,136
68	May 11, 2021 15:22	6,202	79,686,895	19,845,292	0	2,232,320
69	May 11, 2021 15:22	6,202	46,368,229	18,855,000	992,000	2,523,136
70	May 11, 2021 15:29	6,206	44,237,739	18,867,000	993,000	2,531,328
71	May 11, 2021 15:31	6,208	45,815,762	18,871,000	993,000	2,531,328
72	May 11, 2021 15:29	6,208	36,169,035	17,880,000	1,986,000	2,326,528
73	May 11, 2021 15:22	6,208	36,104,077	17,881,000	1,986,000	2,326,528
74	May 11, 2021 15:19	6,209	50,893,193	18,876,000	993,000	2,326,528
75	May 11, 2021 15:22	6,210	79,776,275	19,870,525	0	2,236,416
76	May 11, 2021 15:22	6,211	50,336,959	16,894,000	2,981,000	2,330,624
77	May 11, 2021 15:19	6,212	44,875,381	17,891,000	1,987,000	2,330,624
78	May 11, 2021 15:19	6,212	44,492,519	18,884,000	993,000	2,326,528
79	May 11, 2021 15:31	6,213	55,618,663	16,900,000	2,982,000	2,326,528
80	May 11, 2021 15:19	6,213	47,255,615	16,899,000	2,982,000	2,527,232
81	May 11, 2021 15:19	6,214	87,349,485	19,886,314	0	2,228,224
82	May 11, 2021 15:34	6,214	47,769,461	16,902,000	2,982,000	2,351,104
83	May 11, 2021 15:30	6,214	50,213,038	18,892,000	994,000	2,326,528
84	May 11, 2021 15:30	6,214	51,273,620	15,908,000	3,977,000	2,326,528
85	May 11, 2021 15:22	6,214	42,423,741	17,896,000	1,988,000	2,330,624
86	May 11, 2021 15:19	6,214	45,884,017	17,896,000	1,988,000	2,330,624
87	May 11, 2021 15:34	6,216	48,397,289	18,896,000	994,000	2,322,432
88	May 11, 2021 15:22	6,216	44,932,403	18,896,000	994,000	2,326,528
89	May 11, 2021 15:19	6,216	48,568,289	16,907,000	2,983,000	2,330,624
90	May 11, 2021 15:34	6,217	87,871,911	19,894,627	0	2,224,128
91	May 11, 2021 15:30	6,217	49,706,456	17,905,000	1,989,000	2,326,528
92	May 11, 2021 15:34	6,220	83,928,469	19,902,567	0	2,236,416
93	May 11, 2021 15:19	6,220	82,125,315	19,903,200	0	2,236,416
94	May 11, 2021 15:22	6,223	91,849,974	19,914,213	0	2,244,608
95	May 11, 2021 15:30	6,226	84,626,658	19,924,777	0	2,236,416
96	May 11, 2021 15:19	6,230	113,954,012	19,936,344	0	2,240,512
97	May 11, 2021 15:34	6,235	102,194,462	19,952,484	0	2,228,224
98	May 11, 2021 15:30	6,237	89,718,342	19,957,930	0	2,236,416
99	May 11, 2021 15:22	6,238	87,673,806	19,962,207	0	2,232,320
100	May 11, 2021 15:29	6,245	86,427,979	19,982,612	0	2,236,416
101	May 11, 2021 15:30	6,247	110,020,705	19,990,482	0	2,228,224
102	May 11, 2021 15:31	6,248	79,133,573	19,993,415	0	2,232,320
103	May 11, 2021 15:27	6,252	87,279,423	20,006,100	0	2,232,320
104	May 11, 2021 15:29	6,259	86,064,858	20,028,118	0	2,228,224
105	May 11, 2021 15:31	6,264	93,840,461	20,044,624	0	2,224,128
106	May 11, 2021 15:27	6,270	78,174,979	20,064,017	0	2,232,320
107	May 11, 2021 15:30	6,288	88,382,995	20,122,228	0	2,224,128
108	May 11, 2021 15:30	6,291	79,324,356	20,130,948	0	2,228,224
109	May 11, 2021 15:22	6,295	84,874,358	20,144,574	0	2,232,320
110	May 11, 2021 15:19	6,309	84,547,182	20,188,485	0	2,240,512
111	May 11, 2021 15:22	6,325	93,463,843	20,238,669	0	2,236,416
112	May 11, 2021 15:33	6,332	100,033,472	20,261,748	0	2,236,416
113	May 11, 2021 15:19	6,350	86,557,294	20,319,575	0	2,232,320
114	May 11, 2021 15:33	6,360	83,898,254	20,353,375	0	2,236,416

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