Parse integers

Compute the sum of integers read from STDIN as fast as possible.

Input: 50 000 000 lines, each containing one integer in the range [0; 2147483647].

Output: The uint64 sum of all numbers, printed as a decimal string.

Note: Integer overflow is expected – use a 64-bit accumulator.

Restrictions:30s512Mb 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.

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory	Error
1	Jun 4, 2024 17:10	0	0	0	0	0	Error: expected "53684967842046243 ", got "53685043438254009 "
2	Jun 4, 2024 17:10	4,927	70,252,415	39,901,000	997,000	2,404,352
3	Jun 4, 2024 17:09	4,928	58,146,061	38,906,000	1,995,000	2,273,280
4	Jun 4, 2024 17:10	4,929	64,559,449	38,918,000	1,995,000	2,392,064
5	Jun 4, 2024 17:10	4,929	67,912,645	38,917,000	1,995,000	2,404,352
6	Jun 4, 2024 17:09	4,931	66,259,635	38,930,000	1,996,000	2,273,280
7	Jun 4, 2024 17:09	4,931	68,174,717	39,928,000	998,000	2,273,280
8	Jun 4, 2024 17:09	4,932	65,939,408	39,935,000	998,000	2,273,280
9	Jun 4, 2024 17:09	4,932	64,108,388	38,941,000	1,996,000	2,273,280
10	Jun 4, 2024 17:09	4,933	62,741,147	39,946,000	998,000	2,396,160
11	Jun 4, 2024 17:10	4,933	62,166,619	39,943,000	998,000	2,506,752
12	Jun 4, 2024 17:09	4,934	69,391,745	39,954,000	998,000	2,273,280
13	Jun 4, 2024 17:10	4,934	64,637,237	38,954,000	1,997,000	2,273,280
14	Jun 4, 2024 17:10	4,935	65,147,514	38,966,000	1,998,000	2,408,448
15	Jun 4, 2024 17:09	4,936	75,291,583	39,970,000	999,000	2,273,280
16	Jun 4, 2024 17:10	4,936	64,170,200	39,969,000	999,000	2,404,352
17	Jun 4, 2024 17:09	4,937	62,604,635	39,982,000	999,000	2,273,280
18	Jun 4, 2024 17:10	4,937	62,169,783	38,979,000	1,998,000	2,273,280
19	Jun 4, 2024 17:10	4,937	62,834,416	38,981,000	1,999,000	2,387,968
20	Jun 4, 2024 17:10	4,937	71,753,461	39,979,000	999,000	2,273,280
21	Jun 4, 2024 17:09	4,937	65,172,296	38,976,000	1,998,000	2,396,160
22	Jun 4, 2024 17:10	4,938	63,859,247	39,985,000	999,000	2,510,848
23	Jun 4, 2024 17:10	4,939	62,597,650	38,995,000	1,999,000	2,396,160
24	Jun 4, 2024 17:10	4,939	70,669,325	38,994,000	1,999,000	2,408,448
25	Jun 4, 2024 17:09	4,939	65,023,960	39,996,000	999,000	2,273,280
26	Jun 4, 2024 17:09	4,940	65,738,090	39,006,000	2,000,000	2,400,256
27	Jun 4, 2024 17:10	4,940	66,123,500	39,006,000	2,000,000	2,273,280
28	Jun 4, 2024 17:10	4,940	62,320,923	38,999,000	1,999,000	2,273,280
29	Jun 4, 2024 17:10	4,940	62,474,331	39,000,000	2,000,000	2,400,256
30	Jun 4, 2024 17:10	4,940	64,620,725	39,005,000	2,000,000	2,396,160
31	Jun 4, 2024 17:10	4,941	67,440,147	39,012,000	2,000,000	2,273,280
32	Jun 4, 2024 17:09	4,942	64,937,603	39,016,000	2,000,000	2,400,256
33	Jun 4, 2024 17:09	4,942	66,686,194	40,017,000	1,000,000	2,273,280
34	Jun 4, 2024 17:10	4,943	65,631,921	40,029,000	1,000,000	2,400,256
35	Jun 4, 2024 17:09	4,943	65,021,696	39,028,000	2,001,000	2,510,848
36	Jun 4, 2024 17:10	4,943	63,365,308	39,022,000	2,001,000	2,273,280
37	Jun 4, 2024 17:09	4,945	63,563,927	40,040,000	1,001,000	2,400,256
38	Jun 4, 2024 17:10	4,946	64,855,684	39,052,000	2,002,000	2,273,280
39	Jun 4, 2024 17:10	4,947	65,059,992	39,054,000	2,002,000	2,273,280
40	Jun 4, 2024 17:10	4,947	60,378,670	40,056,000	1,001,000	2,392,064
41	Jun 4, 2024 17:10	4,947	62,703,346	40,062,000	1,001,000	2,273,280
42	Jun 4, 2024 17:10	4,947	64,541,765	40,060,000	1,001,000	2,273,280
43	Jun 4, 2024 17:10	4,948	63,804,271	40,068,000	1,001,000	2,273,280
44	Jun 4, 2024 17:10	4,948	65,215,272	40,067,000	1,001,000	2,273,280
45	Jun 4, 2024 17:10	4,950	63,391,524	39,083,000	2,004,000	2,256,896
46	Jun 4, 2024 17:10	4,950	63,879,878	40,087,000	1,002,000	2,273,280
47	Jun 4, 2024 17:10	4,950	62,987,834	40,087,000	1,002,000	2,396,160
48	Jun 4, 2024 17:10	4,950	64,289,238	41,081,000	0	2,404,352
49	Jun 4, 2024 17:10	4,953	68,110,213	39,102,000	2,005,000	2,400,256
50	Jun 4, 2024 17:10	4,954	64,307,613	39,113,000	2,005,000	2,408,448
51	Jun 4, 2024 17:09	4,954	65,919,545	39,110,000	2,005,000	2,400,256
52	Jun 4, 2024 17:10	4,955	65,754,545	39,118,000	2,006,000	2,400,256
53	Jun 4, 2024 17:09	4,960	66,851,849	40,162,000	1,004,000	2,408,448
54	Jun 4, 2024 17:10	4,966	65,270,587	40,209,000	1,005,000	2,404,352
55	Jun 4, 2024 17:10	5,003	110,455,621	41,528,502	0	2,281,472
56	Jun 4, 2024 17:09	5,004	109,553,010	41,529,677	0	2,285,568
57	Jun 4, 2024 17:09	5,008	96,689,805	41,567,454	0	2,281,472
58	Jun 4, 2024 17:10	5,008	134,656,997	41,563,859	0	2,277,376
59	Jun 4, 2024 17:10	5,009	111,454,025	41,573,736	0	2,277,376
60	Jun 4, 2024 17:09	5,010	107,727,908	41,586,915	0	2,277,376
61	Jun 4, 2024 17:10	5,010	124,795,311	41,584,397	0	2,281,472
62	Jun 4, 2024 17:10	5,011	112,138,032	41,593,490	0	2,281,472
63	Jun 4, 2024 17:10	5,011	109,160,584	41,591,725	0	2,277,376
64	Jun 4, 2024 17:10	5,015	111,436,141	41,625,547	0	2,289,664
65	Jun 4, 2024 17:10	5,015	112,759,379	41,624,006	0	2,281,472
66	Jun 4, 2024 17:09	5,016	98,771,856	41,629,354	0	2,293,760
67	Jun 4, 2024 17:10	5,016	106,267,762	41,636,132	0	2,281,472
68	Jun 4, 2024 17:10	5,016	99,336,628	41,633,343	0	2,285,568
69	Jun 4, 2024 17:09	5,018	104,043,349	41,646,840	0	2,285,568
70	Jun 4, 2024 17:10	5,019	100,907,084	41,654,533	0	2,281,472
71	Jun 4, 2024 17:10	5,020	109,157,294	41,663,987	0	2,289,664
72	Jun 4, 2024 17:09	5,020	104,226,831	41,667,631	0	2,281,472
73	Jun 4, 2024 17:10	5,021	111,522,732	41,674,801	0	2,273,280
74	Jun 4, 2024 17:10	5,023	107,946,143	41,689,244	0	2,277,376
75	Jun 4, 2024 17:09	5,039	97,660,244	41,822,219	0	2,289,664
76	Jun 4, 2024 17:10	5,052	107,904,015	41,933,675	0	2,281,472
77	Jun 4, 2024 17:10	5,077	65,730,878	41,134,000	1,003,000	2,273,280
78	Jun 4, 2024 17:09	5,082	117,953,102	42,178,520	0	2,289,664
79	Jun 4, 2024 17:09	5,122	118,481,382	42,509,213	0	2,285,568
80	Jun 4, 2024 17:09	5,791	67,834,974	47,063,000	1,001,000	2,392,064
81	Jun 4, 2024 17:10	5,794	73,950,062	46,087,000	2,003,000	2,404,352
82	Jun 4, 2024 17:10	5,812	79,087,284	46,227,000	2,009,000	2,392,064
83	Jun 4, 2024 17:10	5,813	71,087,463	46,239,000	2,010,000	2,273,280
84	Jun 4, 2024 17:10	5,816	73,168,271	47,271,000	1,005,000	2,273,280
85	Jun 4, 2024 17:09	5,817	75,843,817	48,283,000	0	2,273,280
86	Jun 4, 2024 17:10	5,823	71,304,122	48,335,000	0	2,273,280
87	Jun 4, 2024 17:09	5,829	71,835,332	47,371,000	1,007,000	2,396,160
88	Jun 4, 2024 17:10	5,831	75,146,267	47,386,000	1,008,000	2,273,280
89	Jun 4, 2024 17:10	5,835	72,010,233	48,433,000	0	2,273,280
90	Jun 4, 2024 17:09	5,839	75,940,817	47,452,000	1,009,000	2,396,160
91	Jun 4, 2024 17:09	5,841	70,783,048	47,474,000	1,010,000	2,265,088
92	Jun 4, 2024 17:10	5,848	74,807,422	47,524,000	1,011,000	2,396,160
93	Jun 4, 2024 17:10	5,861	75,073,786	47,631,000	1,013,000	2,273,280
94	Jun 4, 2024 17:10	5,883	75,621,957	48,832,000	0	2,273,280
95	Jun 4, 2024 17:10	5,888	71,893,587	47,874,000	997,000	2,273,280
96	Jun 4, 2024 17:09	5,895	71,547,179	46,932,000	1,997,000	2,400,256
97	Jun 4, 2024 17:10	5,899	73,095,689	47,959,000	999,000	2,273,280

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