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
Dec 7, 2024 15:34	E Sequeira	CPPg++13.2.0	Success	21,868+16.04 RP
Dec 7, 2024 15:34	E Sequeira	CPPclang++18.1.3	Success	22,663+0.99 RP
Dec 7, 2024 15:33	E Sequeira	CPPclang++18.1.3	Success	23,094
Dec 7, 2024 15:28	E Sequeira	CPPclang++18.1.3	Success	23,096
Dec 7, 2024 15:28	E Sequeira	CPPclang++18.1.3	Error
Dec 7, 2024 15:27	E Sequeira	CPPclang++18.1.3	Success	23,249
Dec 7, 2024 15:26	E Sequeira	CPPclang++18.1.3	Success	23,742
Dec 7, 2024 15:26	E Sequeira	CPPclang++18.1.3	Error
Dec 7, 2024 15:25	E Sequeira	GOgo1.23.3	Success	22,714+0.93 RP
Dec 7, 2024 15:24	E Sequeira	CPPclang++18.1.3	Error
Dec 7, 2024 15:23	E Sequeira	CPPclang++18.1.3	Error
Dec 6, 2024 19:37	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 19:27	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 19:26	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 19:25	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 19:24	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 19:24	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 19:21	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 19:18	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 19:17	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 19:16	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 19:13	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 19:12	E Sequeira	GOgo1.23.3	Success	22,946
Dec 6, 2024 19:11	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 19:10	E Sequeira	GOgo1.23.3	Success	22,774
Dec 6, 2024 19:09	E Sequeira	GOgo1.23.3	Success	22,762+4.96 RP
Dec 6, 2024 19:07	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 19:05	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 19:02	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 19:01	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 19:01	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 19:00	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 18:59	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 18:57	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 18:54	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 18:52	E Sequeira	GOgo1.23.3	Success	23,246
Dec 6, 2024 18:51	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 18:49	E Sequeira	GOgo1.23.3	Success	23,022+13.10 RP
Dec 6, 2024 18:44	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 18:41	E Sequeira	GOgo1.23.3	Success	24,266
Dec 6, 2024 18:39	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 18:35	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 18:34	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 18:30	E Sequeira	CPPclang++18.1.3	Success	23,933
Dec 6, 2024 18:29	E Sequeira	CPPclang++18.1.3	Success	23,752
Dec 6, 2024 18:26	E Sequeira	CPPclang++18.1.3	Success	23,738+5.02 RP
Dec 6, 2024 18:23	E Sequeira	GOgo1.23.3	Success	24,024+8.95 RP
Dec 6, 2024 18:22	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 18:21	E Sequeira	GOgo1.23.3	Success	25,143
Dec 6, 2024 18:21	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 18:18	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 18:18	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 18:17	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 18:16	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 18:14	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 18:12	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 18:10	E Sequeira	GOgo1.23.3	Error
Dec 6, 2024 17:13	E Sequeira	CPPclang++18.1.3	Success	24,552+13.61 RP
Dec 6, 2024 17:11	E Sequeira	GOgo1.23.4	Success	25,401+10.70 RP
Dec 6, 2024 17:10	E Sequeira	GOgo1.23.4	Success	26,227
Dec 6, 2024 17:07	E Sequeira	GOgo1.23.4	Success	26,111+15.23 RP
Dec 6, 2024 17:06	E Sequeira	GOgo1.23.4	Success	28,872
Dec 6, 2024 17:03	E Sequeira	GOgo1.23.4	Success	32,656
Dec 6, 2024 17:01	E Sequeira	GOgo1.23.4	Success	244,322
Dec 6, 2024 16:56	E Sequeira	GOgo1.23.4	Error
Dec 6, 2024 16:54	E Sequeira	GOgo1.23.4	Error
Dec 6, 2024 16:53	E Sequeira	GOgo1.23.4	Success	28,036
Dec 6, 2024 16:31	E Sequeira	GOgo1.23.4	Success	30,035
Dec 6, 2024 16:20	E Sequeira	CPPclang++18.1.3	Success	27,235
Dec 6, 2024 16:20	E Sequeira	CPPclang++18.1.3	Error
Dec 6, 2024 16:19	E Sequeira	CPPclang++18.1.3	Success	27,192+92.61 RP
Dec 6, 2024 16:17	E Sequeira	CPPclang++18.1.3	Success	36,344+1.43 RP
Dec 6, 2024 16:08	E Sequeira	CPPclang++18.1.3	Error
Dec 6, 2024 16:07	E Sequeira	CPPclang++18.1.3	Error
Dec 6, 2024 16:05	E Sequeira	CPPclang++18.1.3	Success	36,622
Dec 6, 2024 16:04	E Sequeira	CPPclang++18.1.3	Error
Dec 6, 2024 16:02	E Sequeira	CPPclang++18.1.3	Error
Dec 6, 2024 16:00	E Sequeira	CPPclang++18.1.3	Error
Dec 6, 2024 15:59	E Sequeira	CPPclang++18.1.3	Error
Dec 6, 2024 15:55	E Sequeira	CPPclang++18.1.3	Success	36,534+13.45 RP
Dec 6, 2024 15:55	E Sequeira	CPPclang++18.1.3	Error
Dec 6, 2024 15:53	E Sequeira	CPPclang++18.1.3	Error
Dec 6, 2024 15:49	E Sequeira	CPPclang++18.1.3	Success	45,033
Dec 6, 2024 15:48	E Sequeira	CPPclang++18.1.3	Success	39,274
Dec 6, 2024 15:46	E Sequeira	CPPclang++18.1.3	Error
Dec 6, 2024 15:45	E Sequeira	CPPclang++18.1.3	Success	39,320
Dec 6, 2024 15:38	E Sequeira	CPPclang++18.1.3	Error
Dec 6, 2024 15:38	E Sequeira	CPPg++13.2.0	Success	42,894
Dec 6, 2024 15:37	E Sequeira	CPPclang++18.1.3	Error
Dec 6, 2024 15:35	E Sequeira	CPPclang++18.1.3	Success	38,422+76.54 RP
Dec 6, 2024 15:28	E Sequeira	GOgo1.23.4	Success	54,492
Dec 6, 2024 15:26	E Sequeira	GOgo1.23.4	Success	54,429+26.10 RP
Dec 6, 2024 15:23	E Sequeira	GOgo1.23.4	Success	63,555
Dec 5, 2024 05:19	NoSIMD_C#	CPPg++13.2.0	Success	18,861+131.30 RP
Dec 5, 2024 05:14	NoSIMD_C#	CPPg++13.2.0	Error
Dec 4, 2024 19:45	Joad Nacer	CPPg++13.2.0	Success	14,355
Dec 4, 2024 19:45	Joad Nacer	CPPg++13.2.0	Error
Dec 4, 2024 19:44	Joad Nacer	CPPclang++10.0.0	Error
Dec 4, 2024 19:42	Joad Nacer	CPPclang++10.0.0	Error
Dec 4, 2024 19:41	Joad Nacer	CPPclang++10.0.0	Error

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