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 listJun 14, 2023 02:33

Victor MuñozScore: 10,533Success

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Challenge History

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jun 14, 2023 03:43	3,221	73,562,954	14,493,337	0	2,224,128
2	Jun 14, 2023 04:04	3,224	84,866,544	14,509,225	0	2,220,032
3	Jun 14, 2023 02:31	3,227	98,089,863	14,520,122	0	2,220,032
4	Jun 14, 2023 02:31	3,231	79,753,003	14,540,907	0	2,224,128
5	Jun 14, 2023 03:46	3,232	81,891,157	14,544,210	0	2,220,032
6	Jun 14, 2023 04:04	3,234	78,469,803	14,551,850	0	2,215,936
7	Jun 14, 2023 02:33	3,234	63,516,530	14,554,970	0	2,211,840
8	Jun 14, 2023 02:37	3,234	84,148,293	14,554,615	0	2,224,128
9	Jun 14, 2023 03:43	3,234	72,437,663	14,552,132	0	2,220,032
10	Jun 14, 2023 02:29	3,238	78,586,032	14,570,695	0	2,211,840
11	Jun 14, 2023 02:29	3,239	74,809,389	14,575,377	0	2,207,744
12	Jun 14, 2023 03:46	3,240	54,717,056	14,578,380	0	2,220,032
13	Jun 14, 2023 02:37	3,240	57,660,113	14,577,786	0	2,211,840
14	Jun 14, 2023 03:46	3,241	72,412,782	14,585,598	0	2,220,032
15	Jun 14, 2023 02:31	3,242	71,958,790	14,587,668	0	2,215,936
16	Jun 14, 2023 02:33	3,245	73,140,007	14,602,048	0	2,211,840
17	Jun 14, 2023 03:43	3,246	94,722,771	14,608,754	0	2,215,936
18	Jun 14, 2023 02:29	3,249	60,009,119	14,621,998	0	2,215,936
19	Jun 14, 2023 02:37	3,250	54,727,338	14,627,157	0	2,224,128
20	Jun 14, 2023 04:04	3,255	108,943,428	14,648,172	0	2,215,936
21	Jun 14, 2023 02:33	3,257	83,746,437	14,657,328	0	2,211,840
22	Jun 14, 2023 02:33	10,305	229,315,432	14,113,000	32,259,000	29,519,872
23	Jun 14, 2023 03:43	10,430	229,522,507	10,895,000	36,040,000	29,720,576
24	Jun 14, 2023 02:31	10,434	229,225,347	13,147,000	33,807,000	29,474,816
25	Jun 14, 2023 02:33	10,483	238,558,452	14,676,000	32,497,000	29,712,384
26	Jun 14, 2023 02:33	10,485	231,685,829	17,525,000	29,658,000	29,716,480
27	Jun 14, 2023 03:43	10,490	250,748,232	15,735,000	31,470,000	29,741,056
28	Jun 14, 2023 03:46	10,492	229,388,762	16,152,000	31,061,000	29,614,080
29	Jun 14, 2023 02:33	10,498	229,658,955	17,405,000	29,838,000	29,552,640
30	Jun 14, 2023 03:43	10,503	229,989,577	14,704,000	32,559,000	29,712,384
31	Jun 14, 2023 02:29	10,515	231,206,056	13,980,000	33,337,000	29,491,200
32	Jun 14, 2023 03:43	10,522	230,161,035	17,098,000	30,250,000	29,511,680
33	Jun 14, 2023 03:43	10,528	236,704,780	14,419,000	32,959,000	29,487,104
34	Jun 14, 2023 03:43	10,533	230,915,378	14,118,000	33,280,000	29,491,200
35	Jun 14, 2023 02:31	10,544	229,743,868	16,201,000	31,245,000	29,642,752
36	Jun 14, 2023 03:43	10,548	235,581,565	15,454,000	32,012,000	29,589,504
37	Jun 14, 2023 02:31	10,548	234,596,058	12,855,000	34,610,000	29,614,080
38	Jun 14, 2023 02:29	10,552	230,010,338	15,828,000	31,657,000	29,712,384
39	Jun 14, 2023 02:31	10,556	233,541,801	11,651,000	35,849,000	29,687,808
40	Jun 14, 2023 02:29	10,564	227,860,838	12,875,000	34,665,000	29,585,408
41	Jun 14, 2023 03:46	10,577	234,600,701	12,132,000	35,465,000	29,487,104
42	Jun 14, 2023 03:46	10,580	229,954,535	14,067,000	33,545,000	29,741,056
43	Jun 14, 2023 02:29	10,589	239,926,963	13,766,000	33,886,000	29,487,104
44	Jun 14, 2023 02:29	10,591	229,831,298	13,182,000	34,478,000	29,749,248
45	Jun 14, 2023 02:31	10,597	233,202,431	14,513,000	33,173,000	29,589,504
46	Jun 14, 2023 02:29	10,600	231,673,035	15,124,000	32,574,000	29,487,104
47	Jun 14, 2023 03:43	10,604	233,313,119	15,906,000	31,813,000	29,519,872
48	Jun 14, 2023 03:46	10,609	235,102,785	15,543,000	32,197,000	29,716,480
49	Jun 14, 2023 03:46	10,614	234,687,525	12,418,000	35,346,000	29,585,408
50	Jun 14, 2023 02:33	10,621	236,578,251	16,350,000	31,443,000	29,519,872
51	Jun 14, 2023 02:33	10,622	233,867,631	14,870,000	32,927,000	29,642,752
52	Jun 14, 2023 02:31	10,628	234,881,929	12,174,000	35,653,000	29,716,480
53	Jun 14, 2023 03:46	10,636	235,093,988	19,145,000	28,718,000	29,716,480
54	Jun 14, 2023 02:33	10,647	236,766,752	13,841,000	34,072,000	29,532,160
55	Jun 14, 2023 03:46	10,653	235,682,614	15,607,000	32,330,000	29,618,176
56	Jun 14, 2023 02:31	10,660	240,790,856	12,726,000	35,242,000	29,716,480
57	Jun 14, 2023 03:46	10,676	242,414,075	13,879,000	34,164,000	29,507,584
58	Jun 14, 2023 02:29	10,678	234,903,063	15,645,000	32,408,000	29,745,152
59	Jun 14, 2023 02:29	10,694	235,201,928	17,275,000	30,849,000	29,581,312
60	Jun 14, 2023 02:33	10,706	236,958,649	16,482,000	31,697,000	29,585,408
61	Jun 14, 2023 02:31	10,718	232,285,578	17,313,000	30,917,000	29,487,104
62	Jun 14, 2023 02:29	10,719	238,334,530	16,882,000	31,354,000	29,618,176
63	Jun 14, 2023 03:43	10,730	240,195,219	16,518,000	31,765,000	29,716,480
64	Jun 14, 2023 02:33	10,748	243,126,115	16,488,000	31,878,000	29,716,480
65	Jun 14, 2023 02:31	10,793	240,048,126	14,868,000	33,701,000	29,716,480
66	Jun 14, 2023 03:46	10,896	239,962,417	14,605,000	34,428,000	29,519,872

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