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 listOct 16, 2021 07:54

Ilya AniskovetsScore: 16,840Success

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Oct 16, 2021 07:52	7,247	97,135,527	32,612,470	0	2,273,280
2	Oct 16, 2021 07:54	7,248	103,495,951	32,615,782	0	2,269,184
3	Oct 16, 2021 07:54	7,268	97,477,204	32,704,031	0	2,281,472
4	Oct 16, 2021 07:52	7,297	106,422,019	32,836,766	0	2,281,472
5	Oct 16, 2021 07:52	7,342	100,028,647	33,037,582	0	2,277,376
6	Oct 16, 2021 07:54	7,360	106,773,963	33,119,512	0	2,269,184
7	Oct 16, 2021 07:54	8,718	97,585,513	39,230,061	0	2,273,280
8	Oct 16, 2021 07:54	8,764	102,445,826	39,437,947	0	2,265,088
9	Oct 16, 2021 07:54	8,847	96,640,883	39,811,305	0	2,281,472
10	Oct 16, 2021 07:54	9,595	110,411,776	43,178,823	0	2,273,280
11	Oct 16, 2021 07:54	9,604	96,359,906	43,219,060	0	2,273,280
12	Oct 16, 2021 07:54	9,665	104,874,274	43,492,230	0	2,277,376
13	Oct 16, 2021 07:52	16,649	262,824,605	42,210,000	32,712,000	29,544,448
14	Oct 16, 2021 07:52	16,664	267,311,351	43,472,000	31,517,000	29,536,256
15	Oct 16, 2021 07:54	16,697	264,565,578	42,330,000	32,806,000	29,663,232
16	Oct 16, 2021 07:54	16,707	266,863,983	39,569,000	35,612,000	29,630,464
17	Oct 16, 2021 07:54	16,712	258,376,305	44,687,000	30,518,000	29,630,464
18	Oct 16, 2021 07:54	16,749	266,645,589	38,651,000	36,718,000	29,597,696
19	Oct 16, 2021 07:54	16,776	265,340,845	43,138,000	32,353,000	29,609,984
20	Oct 16, 2021 07:52	16,777	261,025,642	37,749,000	37,749,000	29,679,616
21	Oct 16, 2021 07:54	16,778	264,094,939	41,832,000	33,669,000	29,650,944
22	Oct 16, 2021 07:52	16,783	263,461,873	38,731,000	36,794,000	29,663,232
23	Oct 16, 2021 07:54	16,795	263,840,818	41,413,000	34,166,000	29,540,352
24	Oct 16, 2021 07:52	16,796	263,483,673	40,311,000	35,272,000	29,626,368
25	Oct 16, 2021 07:52	16,840	260,127,937	40,962,000	34,818,000	29,548,544
26	Oct 16, 2021 07:52	16,850	265,109,353	46,402,000	29,425,000	29,507,584
27	Oct 16, 2021 07:54	16,898	263,131,721	42,839,000	33,200,000	29,495,296
28	Oct 16, 2021 07:52	16,899	263,183,298	42,842,000	33,203,000	29,757,440
29	Oct 16, 2021 07:54	16,903	266,973,903	45,411,000	30,652,000	29,544,448
30	Oct 16, 2021 07:52	16,948	261,665,072	38,616,000	37,650,000	29,761,536
31	Oct 16, 2021 07:54	17,706	272,028,781	40,764,000	38,911,000	29,720,576
32	Oct 16, 2021 07:54	17,713	265,149,694	41,753,000	37,957,000	29,569,024
33	Oct 16, 2021 07:54	17,747	271,072,718	44,367,000	35,494,000	29,667,328
34	Oct 16, 2021 07:54	17,758	267,766,756	47,127,000	32,784,000	29,696,000
35	Oct 16, 2021 07:54	17,828	268,454,401	50,428,000	29,798,000	29,552,640
36	Oct 16, 2021 07:54	17,857	270,888,579	44,642,000	35,713,000	29,491,200
37	Oct 16, 2021 07:54	17,872	275,318,208	47,431,000	32,995,000	29,696,000
38	Oct 16, 2021 07:54	17,898	276,765,375	47,888,000	32,651,000	29,614,080
39	Oct 16, 2021 07:54	18,238	274,591,306	56,346,000	25,723,000	29,630,464
40	Oct 16, 2021 07:54	20,079	273,549,935	57,785,000	32,570,000	29,450,240
41	Oct 16, 2021 07:54	20,190	274,767,302	56,290,000	34,564,000	29,495,296
42	Oct 16, 2021 07:54	20,203	285,910,990	54,948,000	35,966,000	29,659,136
43	Oct 16, 2021 07:54	20,229	285,844,203	59,973,000	31,057,000	29,630,464
44	Oct 16, 2021 07:54	20,274	279,939,459	52,818,000	38,413,000	29,499,392
45	Oct 16, 2021 07:54	20,311	283,173,364	61,666,000	29,732,000	29,630,464
46	Oct 16, 2021 07:54	20,312	288,134,790	59,518,000	31,885,000	29,540,352
47	Oct 16, 2021 07:54	20,339	283,971,703	58,243,000	33,282,000	29,634,560
48	Oct 16, 2021 07:54	20,358	285,174,723	62,164,000	29,446,000	29,552,640

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