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 15:54

Andrey Tsvetkov

Score: 6,201

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 11, 2021 15:59	6,104	44,053,492	19,533,000	0	2,396,160
2	May 11, 2021 15:39	6,105	39,217,335	19,535,000	0	2,519,040
3	May 11, 2021 15:40	6,108	36,659,428	18,519,000	1,028,000	2,531,328
4	May 11, 2021 15:55	6,111	51,068,683	18,527,000	1,029,000	2,326,528
5	May 11, 2021 15:41	6,113	37,490,902	18,532,000	1,029,000	2,531,328
6	May 11, 2021 15:59	6,115	48,838,578	18,539,000	1,029,000	2,330,624
7	May 11, 2021 15:40	6,115	40,561,326	18,538,000	1,029,000	2,330,624
8	May 11, 2021 15:53	6,117	41,915,793	18,543,000	1,030,000	2,326,528
9	May 11, 2021 15:55	6,118	33,667,866	18,546,000	1,030,000	2,531,328
10	May 11, 2021 15:40	6,119	39,779,712	19,582,000	0	2,531,328
11	May 11, 2021 15:40	6,119	40,390,989	19,582,000	0	2,326,528
12	May 11, 2021 15:41	6,120	45,629,409	19,583,000	0	2,318,336
13	May 11, 2021 16:18	6,121	43,701,450	19,587,000	0	2,531,328
14	May 11, 2021 16:18	6,121	40,241,543	19,587,000	0	2,330,624
15	May 11, 2021 15:41	6,121	41,075,823	17,525,000	2,061,000	2,523,136
16	May 11, 2021 15:59	6,122	43,251,361	17,528,000	2,062,000	2,326,528
17	May 11, 2021 15:39	6,122	40,422,250	18,558,000	1,031,000	2,326,528
18	May 11, 2021 15:59	6,123	35,684,271	17,532,000	2,062,000	2,330,624
19	May 11, 2021 15:55	6,123	42,042,772	19,593,000	0	2,531,328
20	May 11, 2021 15:55	6,124	48,807,623	16,504,000	3,094,000	2,330,624
21	May 11, 2021 15:39	6,125	37,447,900	18,568,000	1,031,000	2,326,528
22	May 11, 2021 15:40	6,126	51,078,940	17,541,000	2,063,000	2,531,328
23	May 11, 2021 15:39	6,126	46,809,147	18,573,000	1,031,000	2,527,232
24	May 11, 2021 15:41	6,127	47,533,191	17,542,000	2,063,000	2,527,232
25	May 11, 2021 15:39	6,127	37,006,991	17,542,000	2,063,000	2,326,528
26	May 11, 2021 15:40	6,128	51,894,352	17,545,000	2,064,000	2,330,624
27	May 11, 2021 15:53	6,133	51,031,017	18,593,000	1,032,000	2,330,624
28	May 11, 2021 15:39	6,133	51,109,964	18,592,000	1,032,000	2,531,328
29	May 11, 2021 16:18	6,137	35,948,643	18,605,000	1,033,000	2,326,528
30	May 11, 2021 15:41	6,137	47,904,904	18,604,000	1,033,000	2,371,584
31	May 11, 2021 15:40	6,137	47,841,331	17,570,000	2,067,000	2,531,328
32	May 11, 2021 15:40	6,137	41,615,289	19,639,000	0	2,527,232
33	May 11, 2021 15:39	6,140	46,142,785	18,613,000	1,034,000	2,326,528
34	May 11, 2021 15:39	6,141	44,832,669	17,582,000	2,068,000	2,330,624
35	May 11, 2021 15:59	6,142	47,968,416	19,653,000	0	2,326,528
36	May 11, 2021 16:18	6,143	45,922,054	18,623,000	1,034,000	2,523,136
37	May 11, 2021 15:39	6,143	45,223,342	19,658,000	0	2,326,528
38	May 11, 2021 15:41	6,144	40,787,475	19,661,000	0	2,392,064
39	May 11, 2021 15:40	6,144	50,615,114	18,628,000	1,034,000	2,326,528
40	May 11, 2021 15:53	6,145	46,607,165	17,595,000	2,070,000	2,531,328
41	May 11, 2021 15:40	6,145	56,379,745	17,594,000	2,069,000	2,527,232
42	May 11, 2021 15:53	6,146	53,512,398	18,631,000	1,035,000	2,531,328
43	May 11, 2021 15:55	6,147	52,291,730	16,719,000	2,950,000	2,326,528
44	May 11, 2021 16:18	6,148	47,614,375	18,639,000	1,035,000	2,326,528
45	May 11, 2021 15:39	6,148	46,398,522	18,640,000	1,035,000	2,326,528
46	May 11, 2021 15:59	6,150	49,735,616	17,610,000	2,071,000	2,523,136
47	May 11, 2021 15:55	6,150	50,873,668	17,610,000	2,071,000	2,326,528
48	May 11, 2021 15:53	6,152	35,668,233	18,649,000	1,036,000	2,531,328
49	May 11, 2021 15:40	6,152	43,397,163	19,686,000	0	2,322,432
50	May 11, 2021 15:39	6,152	47,946,103	18,651,000	1,036,000	2,330,624
51	May 11, 2021 15:55	6,153	44,604,071	17,618,000	2,072,000	2,330,624
52	May 11, 2021 15:41	6,154	49,994,484	19,694,000	0	2,326,528
53	May 11, 2021 15:40	6,155	42,644,508	17,623,000	2,073,000	2,326,528
54	May 11, 2021 16:18	6,159	45,905,170	18,671,000	1,037,000	2,326,528
55	May 11, 2021 15:39	6,159	48,931,382	19,708,000	0	2,326,528
56	May 11, 2021 15:53	6,161	49,218,501	18,677,000	1,037,000	2,326,528
57	May 11, 2021 15:39	6,161	51,902,047	18,679,000	1,037,000	2,527,232
58	May 11, 2021 15:59	6,163	48,856,145	19,721,000	0	2,535,424
59	May 11, 2021 16:18	6,173	36,142,494	18,766,000	987,000	2,326,528
60	May 11, 2021 15:41	6,175	82,982,463	19,758,413	0	2,240,512
61	May 11, 2021 15:40	6,188	37,093,512	17,823,000	1,980,000	2,334,720
62	May 11, 2021 15:40	6,192	89,704,117	19,814,302	0	2,236,416
63	May 11, 2021 15:41	6,193	95,166,450	19,818,005	0	2,244,608
64	May 11, 2021 16:17	6,195	105,592,274	19,823,838	0	2,232,320
65	May 11, 2021 15:39	6,195	45,523,069	17,842,000	1,982,000	2,330,624
66	May 11, 2021 15:40	6,199	82,509,835	19,837,814	0	2,240,512
67	May 11, 2021 15:55	6,201	52,897,858	17,859,000	1,984,000	2,326,528
68	May 11, 2021 15:53	6,201	48,773,246	17,859,000	1,984,000	2,310,144
69	May 11, 2021 15:39	6,204	89,124,366	19,853,118	0	2,244,608
70	May 11, 2021 15:41	6,205	47,016,419	16,879,000	2,978,000	2,326,528
71	May 11, 2021 15:40	6,205	50,052,900	17,872,000	1,985,000	2,523,136
72	May 11, 2021 15:56	6,206	73,998,409	19,858,712	0	2,244,608
73	May 11, 2021 15:41	6,208	48,443,980	17,880,000	1,986,000	2,330,624
74	May 11, 2021 15:40	6,208	46,226,904	17,881,000	1,986,000	2,535,424
75	May 11, 2021 15:55	6,209	46,873,637	18,876,000	993,000	2,531,328
76	May 11, 2021 15:40	6,209	35,775,306	18,875,000	993,000	2,326,528
77	May 11, 2021 15:39	6,209	37,826,881	17,882,000	1,986,000	2,326,528
78	May 11, 2021 15:41	6,210	90,633,697	19,872,993	0	2,232,320
79	May 11, 2021 15:53	6,210	43,796,677	18,880,000	993,000	2,330,624
80	May 11, 2021 15:40	6,211	86,576,234	19,874,166	0	2,236,416
81	May 11, 2021 16:18	6,211	51,278,727	16,895,000	2,981,000	2,326,528
82	May 11, 2021 15:39	6,211	48,090,707	17,887,000	1,987,000	2,531,328
83	May 11, 2021 15:39	6,212	45,598,594	18,885,000	993,000	2,531,328
84	May 11, 2021 15:59	6,213	49,311,281	18,889,000	994,000	2,383,872
85	May 11, 2021 15:40	6,213	46,225,450	17,893,000	1,988,000	2,326,528
86	May 11, 2021 16:18	6,214	38,223,030	18,892,000	994,000	2,326,528
87	May 11, 2021 15:53	6,214	44,820,671	18,891,000	994,000	2,527,232
88	May 11, 2021 15:39	6,214	50,030,566	16,902,000	2,982,000	2,326,528
89	May 11, 2021 15:59	6,217	89,939,459	19,895,863	0	2,244,608
90	May 11, 2021 15:39	6,217	92,022,984	19,892,843	0	2,232,320
91	May 11, 2021 15:59	6,218	46,165,226	18,902,000	994,000	2,326,528
92	May 11, 2021 15:39	6,220	84,113,084	19,903,422	0	2,240,512
93	May 11, 2021 15:39	6,224	83,242,039	19,918,389	0	2,236,416
94	May 11, 2021 15:41	6,225	84,040,933	19,918,673	0	2,236,416
95	May 11, 2021 15:59	6,228	101,677,194	19,930,056	0	2,244,608
96	May 11, 2021 15:40	6,231	50,513,789	16,948,000	2,990,000	2,326,528
97	May 11, 2021 16:18	6,232	81,483,486	19,941,786	0	2,240,512
98	May 11, 2021 16:18	6,233	83,177,058	19,945,425	0	2,232,320
99	May 11, 2021 15:40	6,236	82,798,368	19,956,788	0	2,228,224
100	May 11, 2021 15:55	6,237	86,568,483	19,958,258	0	2,232,320
101	May 11, 2021 15:53	6,239	90,558,445	19,963,768	0	2,232,320
102	May 11, 2021 15:53	6,244	83,999,316	19,980,795	0	2,240,512
103	May 11, 2021 15:55	6,245	87,973,764	19,985,035	0	2,228,224
104	May 11, 2021 15:53	6,248	80,971,805	19,992,889	0	2,232,320
105	May 11, 2021 15:40	6,250	70,958,313	20,000,083	0	2,244,608
106	May 11, 2021 15:41	6,251	106,161,769	20,002,022	0	2,228,224
107	May 11, 2021 15:39	6,251	90,889,260	20,001,888	0	2,228,224
108	May 11, 2021 15:40	6,252	75,131,595	20,006,983	0	2,248,704
109	May 11, 2021 15:41	6,256	93,511,233	20,019,070	0	2,236,416
110	May 11, 2021 15:53	6,257	76,896,630	20,023,661	0	2,248,704
111	May 11, 2021 15:41	6,259	84,783,174	20,028,746	0	2,236,416
112	May 11, 2021 15:56	6,263	81,371,918	20,042,552	0	2,236,416
113	May 11, 2021 15:39	6,268	86,324,701	20,059,083	0	2,236,416
114	May 11, 2021 16:17	6,271	80,596,116	20,067,860	0	2,232,320
115	May 11, 2021 15:41	6,272	59,946,900	20,071,983	0	2,232,320
116	May 11, 2021 15:55	6,273	60,037,301	20,074,543	0	2,232,320
117	May 11, 2021 15:40	6,273	79,757,676	20,073,412	0	2,240,512
118	May 11, 2021 16:18	6,274	85,318,113	20,075,393	0	2,240,512
119	May 11, 2021 15:59	6,274	106,041,849	20,077,889	0	2,232,320
120	May 11, 2021 15:54	6,282	99,689,252	20,102,184	0	2,232,320
121	May 11, 2021 15:41	6,285	107,826,569	20,112,045	0	2,228,224
122	May 11, 2021 16:17	6,298	95,279,306	20,152,820	0	2,244,608
123	May 11, 2021 15:53	6,298	94,369,863	20,154,363	0	2,240,512
124	May 11, 2021 16:17	6,300	80,404,982	20,158,729	0	2,236,416
125	May 11, 2021 15:54	6,303	96,450,147	20,170,304	0	2,236,416
126	May 11, 2021 16:17	6,312	81,916,281	20,198,919	0	2,236,416
127	May 11, 2021 15:40	6,314	86,472,143	20,205,729	0	2,248,704
128	May 11, 2021 15:56	6,319	90,536,834	20,222,117	0	2,236,416
129	May 11, 2021 15:54	6,333	78,920,523	20,266,378	0	2,248,704
130	May 11, 2021 15:40	6,360	100,618,903	20,353,413	0	2,236,416
131	May 11, 2021 16:17	6,362	78,875,031	20,359,825	0	2,248,704
132	May 11, 2021 15:53	6,437	83,850,131	20,598,591	0	2,244,608

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