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.

Date	Author	Language	Status	Score
Jun 11, 2023 22:03	Victor Muñoz	CPPclang++10.0.0	Error
Jun 11, 2023 22:00	Victor Muñoz	CPPclang++10.0.0	Success	11,614
Jun 11, 2023 21:56	Victor Muñoz	CPPclang++10.0.0	Success	11,462
Jun 11, 2023 21:56	Victor Muñoz	CPPclang++10.0.0	Success	11,535
Jun 11, 2023 21:55	Victor Muñoz	CPPg++9.3.0	Success	11,487
Jun 11, 2023 21:53	Victor Muñoz	CPPg++9.3.0	Success	11,311+60.17 RP
Jun 8, 2023 19:42	Victor Muñoz	CPPg++9.3.0	Success	17,556
Jun 8, 2023 19:37	Victor Muñoz	CPPg++9.3.0	Error
Jun 8, 2023 18:58	Victor Muñoz	CPPg++9.3.0	Error
Jun 8, 2023 18:39	Victor Muñoz	CPPg++9.3.0	Error
Jun 8, 2023 18:31	Victor Muñoz	CPPg++9.3.0	Error
Jun 8, 2023 18:31	Victor Muñoz	CPPg++9.3.0	Error
Jun 8, 2023 18:29	Victor Muñoz	CPPg++9.3.0	Error
Jun 8, 2023 18:27	Victor Muñoz	CPPg++9.3.0	Error
Jun 2, 2023 17:54	Victor Muñoz	CPPg++9.3.0	Success	12,137+94.11 RP
Jun 2, 2023 17:53	Victor Muñoz	CPPg++9.3.0	Error
Jun 2, 2023 17:38	Victor Muñoz	CPPg++9.3.0	Error
May 31, 2023 13:52	Victor Muñoz	CPPg++9.3.0	Error
May 31, 2023 13:51	Victor Muñoz	CPPg++9.3.0	Error
May 31, 2023 03:26	Victor Muñoz	CPPg++9.3.0	Success	13,806
May 31, 2023 03:24	Victor Muñoz	CPPg++9.3.0	Success	13,825
May 31, 2023 03:24	Victor Muñoz	CPPg++9.3.0	Success	13,777
May 31, 2023 03:23	Victor Muñoz	CPPg++9.3.0	Success	13,702+3.29 RP
May 31, 2023 03:23	Victor Muñoz	CPPclang++10.0.0	Success	13,804
May 29, 2023 22:59	Victor Muñoz	CPPclang++10.0.0	Success	13,764+635.21 RP
May 29, 2023 22:34	Victor Muñoz	CPPclang++10.0.0	Error
May 29, 2023 22:33	Victor Muñoz	CPPclang++10.0.0	Error
May 29, 2023 22:32	Victor Muñoz	CPPclang++10.0.0	Error
May 29, 2023 03:34	Victor Muñoz	CPPclang++10.0.0	Error
May 29, 2023 03:33	Victor Muñoz	CPPclang++10.0.0	Error
May 29, 2023 01:57	Victor Muñoz	GOgo1.20.4	Success	257,606
May 29, 2023 01:56	Victor Muñoz	GOgo1.20.4	Success	188,008
May 29, 2023 01:55	Victor Muñoz	GOgo1.20.4	Success	2,032,496
May 29, 2023 01:53	Victor Muñoz	GOgo1.20.4	Success	110,326
May 29, 2023 01:51	Victor Muñoz	GOgo1.20.4	Error
May 29, 2023 01:44	Victor Muñoz	CPPclang++10.0.0	Error
May 29, 2023 01:43	Victor Muñoz	CPPclang++10.0.0	Error
May 29, 2023 01:42	Victor Muñoz	CPPclang++10.0.0	Error
May 29, 2023 01:41	Victor Muñoz	CPPclang++10.0.0	Error
May 29, 2023 01:40	Victor Muñoz	CPPclang++10.0.0	Error
May 29, 2023 01:37	Victor Muñoz	CPPg++9.3.0	Error
May 21, 2023 17:55	Bernard Teo	CPPg++9.3.0	Success	12,619+8.63 RP
May 21, 2023 17:55	Bernard Teo	CPPg++9.3.0	Success	13,061
May 21, 2023 15:26	Bernard Teo	CPPg++9.3.0	Success	13,141
May 21, 2023 15:23	Bernard Teo	CPPg++9.3.0	Error
May 21, 2023 15:22	Bernard Teo	CPPg++9.3.0	Error
May 21, 2023 15:21	Bernard Teo	CPPg++9.3.0	Success	12,758+30.53 RP
May 21, 2023 15:18	Bernard Teo	CPPg++9.3.0	Error
May 21, 2023 15:18	Bernard Teo	CPPg++9.3.0	Success	13,458
May 21, 2023 15:15	Bernard Teo	CPPg++9.3.0	Success	13,275+12.17 RP
May 21, 2023 14:51	Bernard Teo	CPPg++9.3.0	Error
May 21, 2023 14:50	Bernard Teo	CPPg++9.3.0	Success	21,019
May 21, 2023 14:42	Bernard Teo	CPPg++9.3.0	Error
May 21, 2023 14:08	Bernard Teo	CPPg++9.3.0	Error
May 21, 2023 13:53	Bernard Teo	CPPg++9.3.0	Error
May 21, 2023 13:50	Bernard Teo	CPPg++9.3.0	Error
May 21, 2023 13:45	Bernard Teo	CPPg++9.3.0	Error
May 21, 2023 13:39	Bernard Teo	CPPg++9.3.0	Error
May 21, 2023 13:36	Bernard Teo	CPPg++9.3.0	Error
May 21, 2023 13:34	Bernard Teo	CPPg++9.3.0	Error
May 21, 2023 13:33	Bernard Teo	CPPg++9.3.0	Error
May 21, 2023 09:56	Bernard Teo	CPPg++9.3.0	Success	14,544
May 21, 2023 09:22	Bernard Teo	CPPg++9.3.0	Success	13,903
May 21, 2023 09:20	Bernard Teo	CPPg++9.3.0	Success	13,614
May 21, 2023 09:18	Bernard Teo	CPPg++9.3.0	Success	13,530
May 21, 2023 09:11	Bernard Teo	CPPg++9.3.0	Success	14,715
May 21, 2023 09:09	Bernard Teo	CPPg++9.3.0	Success	14,442
May 21, 2023 08:54	Bernard Teo	CPPg++9.3.0	Success	13,820
May 12, 2023 00:27	Robert Burke	GOgo1.18.4	Success	494,616
May 12, 2023 00:26	Robert Burke	GOgo1.18.4	Success	494,691
May 10, 2023 19:38	Victor Muñoz	GOgo1.20.4	Success	109,498+91.33 RP
May 10, 2023 05:04	Yuriy Lyfenko	CPPg++9.3.0	Success	10,331
May 10, 2023 05:03	Yuriy Lyfenko	CPPg++9.3.0	Success	10,391
May 10, 2023 03:29	Yuriy Lyfenko	GOgo1.20.4	Success	14,570
May 10, 2023 03:27	Yuriy Lyfenko	GOgo1.20.4	Success	14,912
May 10, 2023 03:26	Yuriy Lyfenko	GOgo1.20.4	Success	14,660
May 10, 2023 03:24	Yuriy Lyfenko	GOgo1.20.4	Success	14,488+1.19 RP
May 10, 2023 03:23	Yuriy Lyfenko	GOgo1.20.4	Success	14,513+119.85 RP
May 10, 2023 03:22	Yuriy Lyfenko	GOgo1.20.4	Success	37,538
May 10, 2023 03:18	Yuriy Lyfenko	GOgo1.20.4	Success	21,600
May 10, 2023 03:18	Yuriy Lyfenko	GOgo1.17.2	Success	21,702
May 10, 2023 03:08	Yuriy Lyfenko	GOgo1.17.2	Success	19,348
May 10, 2023 03:08	Yuriy Lyfenko	GOgo1.17.2	Success	17,622
May 10, 2023 03:07	Yuriy Lyfenko	GOgo1.15.15	Success	18,452
May 10, 2023 03:06	Yuriy Lyfenko	GOgo1.20.4	Success	17,759
May 10, 2023 03:05	Yuriy Lyfenko	GOgo1.20.4	Success	20,388
May 10, 2023 02:47	Yuriy Lyfenko	CPPg++9.3.0	Success	10,310
May 10, 2023 02:47	Yuriy Lyfenko	CPPg++9.3.0	Success	10,968
May 10, 2023 02:46	Yuriy Lyfenko	CPPg++9.3.0	Success	10,920
May 10, 2023 02:45	Yuriy Lyfenko	CPPg++9.3.0	Error
May 10, 2023 02:44	Yuriy Lyfenko	CPPg++9.3.0	Success	10,375
May 10, 2023 02:42	Yuriy Lyfenko	CPPg++9.3.0	Success	10,307
May 10, 2023 02:39	Yuriy Lyfenko	CPPg++9.3.0	Error
May 10, 2023 02:29	Yuriy Lyfenko	CPPg++9.3.0	Error
May 10, 2023 02:25	Yuriy Lyfenko	CPPg++9.3.0	Error
May 10, 2023 02:23	Yuriy Lyfenko	CPPg++9.3.0	Error
May 10, 2023 01:19	Yuriy Lyfenko	CPPg++9.3.0	Success	10,339
May 10, 2023 01:17	Yuriy Lyfenko	CPPg++9.3.0	Success	10,371
May 10, 2023 01:16	Yuriy Lyfenko	CPPg++9.3.0	Success	10,243
May 10, 2023 01:16	Yuriy Lyfenko	CPPg++9.3.0	Success	10,496

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