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 listMay 7, 2023 15:41

Bernard TeoScore: 13,569Success

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Challenge History

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 10, 2023 15:19	4,329	84,523,078	19,480,443	0	2,277,376
2	May 7, 2023 15:40	4,338	85,447,736	19,521,877	0	2,277,376
3	May 7, 2023 15:40	4,344	92,623,214	19,549,927	0	2,285,568
4	May 7, 2023 15:40	4,345	92,315,954	19,552,039	0	2,273,280
5	May 7, 2023 15:40	4,361	99,972,671	19,625,100	0	2,183,168
6	May 7, 2023 15:42	4,366	83,377,925	19,646,762	0	2,277,376
7	May 21, 2023 08:53	4,368	91,459,093	19,657,915	0	2,281,472
8	May 10, 2023 15:18	4,397	97,078,293	19,787,997	0	2,281,472
9	May 7, 2023 15:57	4,410	93,621,781	19,846,675	0	2,277,376
10	May 7, 2023 15:40	4,415	85,945,805	19,868,235	0	2,277,376
11	May 10, 2023 15:19	4,415	87,691,746	19,865,428	0	2,281,472
12	May 7, 2023 15:57	4,420	93,672,714	19,891,630	0	2,281,472
13	May 7, 2023 15:44	4,421	80,107,511	19,894,937	0	2,277,376
14	May 7, 2023 15:42	4,425	89,466,507	19,911,616	0	2,273,280
15	May 7, 2023 15:40	4,426	91,802,499	19,916,894	0	2,285,568
16	May 7, 2023 15:44	4,428	105,245,404	19,924,903	0	2,281,472
17	May 7, 2023 15:42	4,429	104,940,122	19,928,923	0	2,269,184
18	May 10, 2023 15:18	4,429	85,039,199	19,928,895	0	2,273,280
19	May 7, 2023 15:40	4,431	90,703,827	19,940,765	0	2,269,184
20	May 7, 2023 15:44	4,431	94,346,867	19,939,144	0	2,269,184
21	May 10, 2023 15:19	4,432	83,540,175	19,944,100	0	2,273,280
22	May 21, 2023 08:53	4,433	81,238,340	19,946,844	0	2,269,184
23	May 21, 2023 08:53	4,433	92,705,898	19,948,256	0	2,281,472
24	May 7, 2023 15:57	4,436	121,222,125	19,960,714	0	2,277,376
25	May 7, 2023 15:40	4,439	106,740,966	19,977,650	0	2,281,472
26	May 7, 2023 15:40	4,440	66,906,660	19,980,551	0	2,269,184
27	May 10, 2023 15:18	4,448	110,322,326	20,016,218	0	2,265,088
28	May 7, 2023 15:41	6,290	87,643,830	28,303,521	0	2,277,376
29	May 7, 2023 15:41	6,311	76,544,425	28,401,040	0	2,273,280
30	May 7, 2023 15:41	6,316	99,294,546	28,422,998	0	2,273,280
31	May 10, 2023 15:19	13,044	247,696,765	25,157,000	33,543,000	29,552,640
32	May 7, 2023 15:40	13,189	245,445,019	22,661,000	36,689,000	29,569,024
33	May 7, 2023 15:42	13,242	250,172,114	21,415,000	38,175,000	29,597,696
34	May 10, 2023 15:18	13,244	243,647,687	26,073,000	33,523,000	29,667,328
35	May 7, 2023 15:40	13,281	246,293,518	27,510,000	32,253,000	29,634,560
36	May 7, 2023 15:42	13,313	248,657,820	22,692,000	37,216,000	29,638,656
37	May 10, 2023 15:19	13,316	249,263,527	23,969,000	35,953,000	29,560,832
38	May 7, 2023 15:42	13,316	248,707,443	31,538,000	28,384,000	29,601,792
39	May 7, 2023 15:57	13,322	252,252,992	24,569,000	35,379,000	29,564,928
40	May 7, 2023 15:40	13,328	254,451,183	30,496,000	29,480,000	29,556,736
41	May 21, 2023 08:53	13,344	246,343,909	26,271,000	33,777,000	29,667,328
42	May 7, 2023 15:44	13,352	243,965,652	25,898,000	34,185,000	29,560,832
43	May 7, 2023 15:44	13,357	246,634,929	27,416,000	32,689,000	29,548,544
44	May 10, 2023 15:18	13,362	244,802,740	20,733,000	39,394,000	29,634,560
45	May 7, 2023 15:40	13,388	251,970,358	28,115,000	32,132,000	29,667,328
46	May 21, 2023 08:53	13,398	250,902,800	19,448,000	40,842,000	29,667,328
47	May 10, 2023 15:18	13,415	245,261,551	26,720,000	33,647,000	29,548,544
48	May 10, 2023 15:19	13,420	246,498,494	23,760,000	36,631,000	29,601,792
49	May 7, 2023 15:57	13,426	248,333,301	28,560,000	31,855,000	29,556,736
50	May 7, 2023 15:40	13,432	251,173,058	22,317,000	38,125,000	29,691,904
51	May 10, 2023 15:18	13,435	247,823,680	29,149,000	31,308,000	29,556,736
52	May 10, 2023 15:19	13,438	250,215,962	25,916,000	34,555,000	29,548,544
53	May 7, 2023 15:42	13,439	248,179,102	24,568,000	35,907,000	29,728,768
54	May 7, 2023 15:40	13,444	250,240,820	26,758,000	33,739,000	29,495,296
55	May 7, 2023 15:57	13,488	247,517,063	28,254,000	32,440,000	29,564,928
56	May 10, 2023 15:18	13,490	246,810,908	29,800,000	30,903,000	29,503,488
57	May 7, 2023 15:44	13,506	249,336,485	25,082,000	35,693,000	29,638,656
58	May 7, 2023 15:40	13,531	252,748,000	29,945,000	30,943,000	29,564,928
59	May 10, 2023 15:18	13,536	249,456,652	25,809,000	35,101,000	29,667,328
60	May 7, 2023 15:40	13,542	247,505,804	25,391,000	35,548,000	29,601,792
61	May 7, 2023 15:40	13,569	248,741,997	41,980,000	19,081,000	29,696,000
62	May 7, 2023 15:40	13,572	251,572,062	25,031,000	36,045,000	29,634,560
63	May 7, 2023 15:44	13,580	261,351,029	25,626,000	35,482,000	29,581,312
64	May 7, 2023 15:42	13,586	249,563,643	22,679,000	38,456,000	29,556,736
65	May 7, 2023 15:40	13,588	250,375,577	21,696,000	39,448,000	29,560,832
66	May 10, 2023 15:19	13,594	253,244,204	20,056,000	41,116,000	29,564,928
67	May 7, 2023 15:40	13,596	251,777,994	24,072,000	37,111,000	29,667,328
68	May 7, 2023 15:42	13,604	255,884,749	22,261,000	38,957,000	29,503,488
69	May 7, 2023 15:57	13,631	251,443,189	30,669,000	30,669,000	29,634,560
70	May 7, 2023 15:40	13,644	250,672,740	33,876,000	27,524,000	29,499,392
71	May 7, 2023 15:40	13,700	248,835,360	28,837,000	32,814,000	29,548,544
72	May 7, 2023 15:40	13,708	255,011,186	27,933,000	33,752,000	29,552,640
73	May 21, 2023 08:53	13,725	255,222,356	30,881,000	30,881,000	29,503,488
74	May 7, 2023 15:42	13,730	257,043,516	22,271,000	39,513,000	29,634,560
75	May 7, 2023 15:40	13,738	252,451,798	28,849,000	32,970,000	29,540,352
76	May 7, 2023 15:40	13,794	259,193,442	19,333,000	42,738,000	29,560,832
77	May 10, 2023 15:19	13,796	256,107,326	27,478,000	34,602,000	29,601,792
78	May 10, 2023 15:18	13,799	252,824,202	18,027,000	44,067,000	29,556,736
79	May 7, 2023 15:57	13,810	253,487,072	29,438,000	32,709,000	29,564,928
80	May 21, 2023 08:53	13,830	251,107,778	28,107,000	34,130,000	29,638,656
81	May 7, 2023 15:40	13,831	257,060,890	24,896,000	37,344,000	29,564,928
82	May 7, 2023 15:42	13,834	261,117,444	22,233,000	40,019,000	29,556,736
83	May 21, 2023 08:53	13,863	264,647,862	20,794,000	41,588,000	29,597,696
84	May 10, 2023 15:19	13,868	253,427,368	28,277,000	34,128,000	29,532,160
85	May 21, 2023 08:53	13,892	259,023,166	22,466,000	40,048,000	29,560,832
86	May 7, 2023 15:44	13,893	261,643,463	23,192,000	39,326,000	29,605,888
87	May 7, 2023 15:44	13,913	261,484,007	30,755,000	31,853,000	29,634,560
88	May 7, 2023 15:57	13,914	263,993,681	21,556,000	41,059,000	29,499,392
89	May 21, 2023 08:53	13,925	257,534,430	27,974,000	34,688,000	29,696,000
90	May 10, 2023 15:18	13,940	256,516,045	29,445,000	33,286,000	29,560,832
91	May 7, 2023 15:44	13,940	262,331,610	31,364,000	31,364,000	29,601,792
92	May 7, 2023 15:44	13,957	258,559,361	23,926,000	38,880,000	29,634,560
93	May 7, 2023 15:40	13,967	260,154,426	27,326,000	35,524,000	29,765,632
94	May 7, 2023 15:40	13,968	261,310,782	28,362,000	34,495,000	29,634,560
95	May 21, 2023 08:53	13,972	257,333,371	27,085,000	35,791,000	29,667,328
96	May 7, 2023 15:44	13,982	258,910,251	30,926,000	31,992,000	29,634,560
97	May 10, 2023 15:18	14,011	257,365,146	28,759,000	34,289,000	29,638,656
98	May 7, 2023 15:40	14,023	257,426,914	25,756,000	37,346,000	29,556,736
99	May 7, 2023 15:40	14,037	267,046,631	28,074,000	35,092,000	29,564,928
100	May 7, 2023 15:40	14,076	259,966,029	31,185,000	32,159,000	29,634,560
101	May 7, 2023 15:40	14,101	265,940,460	19,596,000	43,859,000	29,667,328
102	May 7, 2023 15:40	14,104	263,074,858	22,075,000	41,392,000	29,667,328
103	May 7, 2023 15:40	14,122	259,950,642	24,167,000	39,384,000	29,667,328
104	May 7, 2023 15:42	14,139	263,911,260	29,022,000	34,604,000	29,634,560
105	May 7, 2023 15:57	14,160	265,775,588	29,409,000	34,311,000	29,638,656
106	May 21, 2023 08:53	14,183	259,953,362	23,208,000	40,614,000	29,495,296
107	May 10, 2023 15:19	14,190	257,430,009	25,541,000	38,312,000	29,634,560
108	May 7, 2023 15:57	14,191	266,650,513	26,821,000	37,039,000	29,634,560
109	May 7, 2023 15:57	14,243	264,501,050	19,641,000	44,452,000	29,564,928
110	May 10, 2023 15:19	14,248	264,655,031	22,966,000	41,148,000	29,765,632
111	May 7, 2023 15:40	14,372	261,018,157	32,337,000	32,337,000	29,532,160
112	May 7, 2023 15:41	14,875	262,045,465	33,955,000	32,984,000	29,638,656
113	May 7, 2023 15:41	15,121	268,074,910	42,271,000	25,775,000	29,556,736
114	May 7, 2023 15:41	15,216	260,512,523	32,334,000	36,138,000	29,560,832
115	May 7, 2023 15:41	15,367	263,721,828	35,996,000	33,154,000	29,634,560
116	May 7, 2023 15:41	15,428	257,732,353	36,911,000	32,516,000	29,560,832
117	May 7, 2023 15:41	15,650	272,628,757	36,789,000	33,636,000	29,634,560
118	May 7, 2023 15:41	15,831	275,707,995	34,025,000	37,215,000	29,605,888
119	May 7, 2023 15:41	15,927	271,306,002	37,598,000	34,073,000	29,671,424
120	May 7, 2023 15:41	16,020	273,267,658	38,105,000	33,985,000	29,560,832

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