Parse dateTime

Compute the sum of 5,000,000 UTC Unix timestamps as fast as possible.

Input

One RFC 3339 datetime per line on STDIN:

2017-05-04T14:31:30-03:00
2046-06-23T11:51:56-06:00
2031-08-14T13:18:38+06:00
2048-04-14T05:55:06-09:00
1980-08-28T00:43:03+02:00

Output

Print the sum of all UTC Unix timestamps (int64) to STDOUT.

Constraints

Datetimes are in the range 1950-01-01T00:00:00 to 2050-12-31T23:59:59

Restrictions:30s256Mb 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 listNov 8, 2021 08:10

Ilya AniskovetsScore: 14,524Success

Source Code

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Challenge History

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Nov 8, 2021 08:10	6,990	99,907,171	31,453,240	0	2,281,472
2	Oct 16, 2021 10:28	7,003	100,393,378	31,513,716	0	2,273,280
3	Oct 16, 2021 10:00	7,006	91,547,620	31,529,179	0	2,281,472
4	Nov 8, 2021 08:11	7,008	106,115,984	31,536,484	0	2,269,184
5	Nov 8, 2021 08:11	7,009	97,520,856	31,542,059	0	2,277,376
6	Oct 16, 2021 10:00	7,021	93,936,451	31,595,692	0	2,277,376
7	Nov 8, 2021 08:10	7,021	90,883,462	31,593,100	0	2,260,992
8	Oct 16, 2021 10:28	7,028	94,080,774	31,624,745	0	2,269,184
9	Nov 8, 2021 08:11	7,030	90,643,980	31,633,696	0	2,285,568
10	Nov 8, 2021 08:11	7,037	108,385,271	31,666,680	0	2,265,088
11	Oct 16, 2021 10:41	7,038	87,085,250	31,670,608	0	2,260,992
12	Oct 16, 2021 13:36	7,046	97,965,923	31,706,339	0	2,285,568
13	Oct 16, 2021 09:44	7,052	100,537,326	31,732,728	0	2,269,184
14	Oct 16, 2021 10:41	7,059	113,620,133	31,767,367	0	2,277,376
15	Oct 16, 2021 13:36	7,076	100,622,603	31,842,622	0	2,269,184
16	Oct 16, 2021 13:36	7,078	94,108,191	31,851,404	0	2,269,184
17	Nov 8, 2021 08:11	7,080	95,481,604	31,857,960	0	2,265,088
18	Nov 8, 2021 08:11	7,088	108,527,044	31,894,352	0	2,269,184
19	Nov 8, 2021 08:10	7,090	100,521,544	31,907,096	0	2,273,280
20	Oct 16, 2021 09:44	7,093	108,026,956	31,920,686	0	2,273,280
21	Oct 16, 2021 10:41	7,104	93,070,468	31,968,429	0	2,269,184
22	Oct 16, 2021 10:28	7,114	95,283,614	32,013,012	0	2,277,376
23	Oct 16, 2021 10:00	7,126	93,764,391	32,067,547	0	2,273,280
24	Oct 16, 2021 09:44	7,136	101,257,343	32,111,051	0	2,277,376
25	Nov 8, 2021 08:10	14,149	255,123,633	32,357,000	31,314,000	29,556,736
26	Oct 16, 2021 10:28	14,258	251,013,542	30,601,000	33,562,000	29,552,640
27	Nov 8, 2021 08:11	14,316	254,348,965	33,848,000	30,573,000	29,724,672
28	Nov 8, 2021 08:11	14,365	247,874,778	30,731,000	33,910,000	29,593,600
29	Oct 16, 2021 10:00	14,372	259,853,770	32,336,000	32,336,000	29,724,672
30	Nov 8, 2021 08:11	14,376	248,932,201	32,347,000	32,347,000	29,757,440
31	Oct 16, 2021 13:36	14,395	252,023,417	32,919,000	31,857,000	29,667,328
32	Nov 8, 2021 08:11	14,401	252,030,515	31,357,000	33,448,000	29,663,232
33	Nov 8, 2021 08:10	14,409	257,661,782	27,789,000	37,052,000	29,614,080
34	Oct 16, 2021 10:00	14,419	257,018,634	26,122,000	38,762,000	29,503,488
35	Nov 8, 2021 08:10	14,422	256,799,986	31,917,000	32,981,000	29,548,544
36	Oct 16, 2021 10:00	14,427	253,846,357	29,509,000	35,411,000	29,630,464
37	Oct 16, 2021 10:00	14,427	253,845,771	34,700,000	30,223,000	29,630,464
38	Nov 8, 2021 08:11	14,432	254,804,677	29,519,000	35,423,000	29,638,656
39	Oct 16, 2021 13:36	14,454	262,691,021	31,989,000	33,055,000	29,597,696
40	Nov 8, 2021 08:11	14,461	250,061,733	30,034,000	35,040,000	29,663,232
41	Nov 8, 2021 08:11	14,476	253,191,126	31,585,000	33,559,000	29,544,448
42	Oct 16, 2021 09:44	14,490	252,131,278	30,095,000	35,111,000	29,499,392
43	Oct 16, 2021 10:41	14,502	258,348,468	30,652,000	34,607,000	29,540,352
44	Oct 16, 2021 10:28	14,513	253,568,831	29,686,000	35,624,000	29,552,640
45	Oct 16, 2021 09:44	14,518	249,942,446	33,792,000	31,539,000	29,544,448
46	Nov 8, 2021 08:11	14,519	267,735,283	36,168,000	29,168,000	29,745,152
47	Oct 16, 2021 09:44	14,519	249,285,227	32,150,000	33,187,000	29,634,560
48	Oct 16, 2021 10:41	14,522	259,030,164	27,229,000	38,120,000	29,663,232
49	Oct 16, 2021 13:36	14,524	251,177,017	28,010,000	37,347,000	29,581,312
50	Oct 16, 2021 09:44	14,533	251,137,110	28,434,000	36,964,000	29,691,904
51	Nov 8, 2021 08:11	14,535	248,185,167	33,239,000	32,167,000	29,630,464
52	Oct 16, 2021 10:00	14,538	254,026,028	29,737,000	35,685,000	29,630,464
53	Oct 16, 2021 09:44	14,538	251,185,091	32,156,000	33,265,000	29,655,040
54	Oct 16, 2021 10:28	14,540	257,885,800	31,660,000	33,771,000	29,532,160
55	Nov 8, 2021 08:11	14,544	248,091,539	31,669,000	33,780,000	29,548,544
56	Oct 16, 2021 10:28	14,557	252,652,281	31,193,000	34,312,000	29,540,352
57	Oct 16, 2021 13:36	14,559	250,711,945	30,710,000	34,805,000	29,630,464
58	Oct 16, 2021 09:44	14,561	253,166,191	32,762,000	32,762,000	29,593,600
59	Oct 16, 2021 13:36	14,562	254,029,171	30,244,000	35,285,000	29,614,080
60	Oct 16, 2021 10:41	14,562	250,853,615	31,741,000	33,788,000	29,736,960
61	Oct 16, 2021 13:36	14,563	255,155,672	32,767,000	32,767,000	29,663,232
62	Oct 16, 2021 10:41	14,563	254,902,755	33,322,000	32,211,000	29,532,160
63	Oct 16, 2021 10:28	14,567	255,105,171	34,500,000	31,050,000	29,548,544
64	Oct 16, 2021 10:41	14,569	259,462,939	30,731,000	34,828,000	29,548,544
65	Nov 8, 2021 08:11	14,572	262,534,649	29,805,000	35,767,000	29,671,424
66	Oct 16, 2021 09:44	14,573	255,510,710	30,740,000	34,839,000	29,630,464
67	Nov 8, 2021 08:11	14,573	253,536,446	30,268,000	35,312,000	29,556,736
68	Oct 16, 2021 10:41	14,575	257,571,661	31,736,000	33,852,000	29,556,736
69	Oct 16, 2021 10:00	14,575	252,993,387	31,232,000	34,355,000	29,552,640
70	Nov 8, 2021 08:10	14,576	253,238,386	31,771,000	33,821,000	29,757,440
71	Nov 8, 2021 08:11	14,579	261,586,710	35,680,000	29,925,000	29,466,624
72	Nov 8, 2021 08:10	14,585	254,686,884	28,129,000	37,505,000	29,548,544
73	Oct 16, 2021 10:00	14,587	255,465,181	26,611,000	39,030,000	29,544,448
74	Oct 16, 2021 10:41	14,591	255,090,371	29,499,000	36,160,000	29,761,536
75	Oct 16, 2021 10:28	14,596	255,415,876	29,856,000	35,828,000	29,532,160
76	Oct 16, 2021 13:36	14,598	254,040,534	28,982,000	36,710,000	29,495,296
77	Oct 16, 2021 10:28	14,604	258,269,833	34,529,000	31,188,000	29,597,696
78	Oct 16, 2021 10:28	14,630	250,158,991	34,014,000	31,820,000	29,556,736
79	Oct 16, 2021 13:36	14,637	254,163,664	29,058,000	36,807,000	29,593,600
80	Nov 8, 2021 08:10	14,640	257,854,147	33,499,000	32,383,000	29,540,352
81	Nov 8, 2021 08:10	14,649	253,506,481	32,960,000	32,960,000	29,495,296
82	Nov 8, 2021 08:11	14,650	255,169,528	31,900,000	34,027,000	29,646,848
83	Oct 16, 2021 10:00	14,665	251,291,201	29,996,000	35,995,000	29,532,160
84	Oct 16, 2021 09:44	14,666	257,315,338	27,887,000	38,112,000	29,663,232
85	Oct 16, 2021 09:44	14,668	254,453,969	31,479,000	34,525,000	29,741,056
86	Oct 16, 2021 10:41	14,691	254,651,520	32,022,000	34,088,000	29,499,392
87	Oct 16, 2021 10:00	14,708	257,830,639	32,584,000	33,602,000	29,630,464
88	Oct 16, 2021 10:28	14,728	257,146,489	30,665,000	35,611,000	29,626,368
89	Oct 16, 2021 10:41	14,754	254,606,663	34,884,000	31,508,000	29,630,464
90	Nov 8, 2021 08:11	14,763	257,120,802	34,324,000	32,109,000	29,544,448
91	Oct 16, 2021 13:36	14,771	256,509,480	34,380,000	32,088,000	29,757,440
92	Nov 8, 2021 08:11	14,801	253,291,686	32,227,000	34,376,000	29,618,176
93	Nov 8, 2021 08:11	14,802	256,088,956	34,453,000	32,156,000	29,511,680
94	Nov 8, 2021 08:11	14,808	261,690,152	39,725,000	26,910,000	29,630,464
95	Nov 8, 2021 08:10	14,837	253,890,803	34,535,000	32,232,000	29,548,544
96	Nov 8, 2021 08:10	14,854	259,755,673	33,422,000	33,422,000	29,605,888

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