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 11, 2023 21:55

Victor MuñozScore: 11,487Success

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Challenge History

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jun 11, 2023 21:53	4,114	75,718,942	18,512,536	0	2,236,416
2	Jun 11, 2023 21:54	4,129	87,130,309	18,580,262	0	2,244,608
3	Jun 11, 2023 21:55	4,129	98,011,708	18,580,498	0	2,236,416
4	Jun 11, 2023 21:53	4,165	105,449,335	18,742,554	0	2,248,704
5	Jun 11, 2023 21:55	4,224	63,813,401	19,009,222	0	2,244,608
6	Jun 11, 2023 21:55	4,225	72,095,150	19,010,542	0	2,240,512
7	Jun 11, 2023 21:54	4,227	75,857,817	19,023,704	0	2,248,704
8	Jun 11, 2023 21:55	4,228	95,644,002	19,026,397	0	2,252,800
9	Jun 11, 2023 21:55	4,229	80,934,925	19,032,193	0	2,244,608
10	Jun 11, 2023 21:55	4,229	63,915,248	19,030,869	0	2,252,800
11	Jun 11, 2023 21:54	4,240	89,022,204	19,079,209	0	2,244,608
12	Jun 11, 2023 21:53	4,240	85,697,797	19,079,493	0	2,248,704
13	Jun 11, 2023 21:53	11,327	235,900,934	15,202,000	35,771,000	29,609,984
14	Jun 11, 2023 21:53	11,330	242,808,242	19,527,000	31,460,000	29,540,352
15	Jun 11, 2023 21:54	11,347	245,461,426	18,871,000	32,192,000	29,663,232
16	Jun 11, 2023 21:54	11,405	242,276,654	20,083,000	31,241,000	29,573,120
17	Jun 11, 2023 21:55	11,421	240,803,373	20,111,000	31,285,000	29,691,904
18	Jun 11, 2023 21:55	11,441	240,034,847	17,505,000	33,980,000	29,708,288
19	Jun 11, 2023 21:55	11,474	240,568,231	17,555,000	34,077,000	29,736,960
20	Jun 11, 2023 21:55	11,475	240,111,266	17,212,000	34,424,000	29,708,288
21	Jun 11, 2023 21:54	11,477	243,576,444	17,216,000	34,432,000	29,577,216
22	Jun 11, 2023 21:55	11,478	242,477,666	19,088,000	32,563,000	29,708,288
23	Jun 11, 2023 21:55	11,483	238,730,991	17,224,000	34,448,000	29,671,424
24	Jun 11, 2023 21:55	11,486	239,948,081	17,574,000	34,115,000	29,659,136
25	Jun 11, 2023 21:55	11,487	243,466,856	15,692,000	35,999,000	29,544,448
26	Jun 11, 2023 21:55	11,492	245,378,349	20,469,000	31,243,000	29,663,232
27	Jun 11, 2023 21:53	11,500	242,160,963	19,125,000	32,625,000	29,708,288
28	Jun 11, 2023 21:55	11,516	246,011,932	18,655,000	33,165,000	29,659,136
29	Jun 11, 2023 21:53	11,517	238,640,275	18,657,000	33,168,000	29,499,392
30	Jun 11, 2023 21:53	11,534	236,350,404	18,006,000	33,895,000	29,663,232
31	Jun 11, 2023 21:55	11,540	245,166,754	20,321,000	31,610,000	29,519,872
32	Jun 11, 2023 21:55	11,579	238,693,998	21,522,000	30,584,000	29,708,288
33	Jun 11, 2023 21:53	11,583	245,572,014	17,374,000	34,748,000	29,675,520
34	Jun 11, 2023 21:54	11,586	241,962,433	18,690,000	33,445,000	29,511,680
35	Jun 11, 2023 21:53	11,586	240,364,232	19,551,000	32,585,000	29,548,544
36	Jun 11, 2023 21:54	11,596	244,879,803	16,738,000	35,446,000	29,638,656
37	Jun 11, 2023 21:55	11,612	244,143,114	16,216,000	36,037,000	29,622,272
38	Jun 11, 2023 21:55	11,618	245,697,512	16,770,000	35,513,000	29,544,448
39	Jun 11, 2023 21:54	11,643	243,754,202	20,502,000	31,892,000	29,712,384
40	Jun 11, 2023 21:54	11,643	242,183,054	22,455,000	29,940,000	29,712,384
41	Jun 11, 2023 21:53	11,669	239,311,847	17,167,000	35,345,000	29,474,816
42	Jun 11, 2023 21:54	11,687	244,899,591	20,817,000	31,773,000	29,708,288
43	Jun 11, 2023 21:55	11,687	245,227,220	15,154,000	37,439,000	29,708,288
44	Jun 11, 2023 21:55	11,718	249,609,316	21,344,000	31,389,000	29,511,680
45	Jun 11, 2023 21:55	11,720	250,739,018	18,613,000	34,125,000	29,659,136
46	Jun 11, 2023 21:55	11,752	245,073,527	21,634,000	31,249,000	29,577,216
47	Jun 11, 2023 21:54	11,850	238,080,930	22,663,000	30,661,000	29,544,448
48	Jun 11, 2023 21:53	11,855	241,214,555	19,715,000	33,631,000	29,544,448

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