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	Oct 14, 2024 16:41	0	0	0	0	0	Error: expected "53684872475725240 ", got "53684881077260892 "	stderr
2	Oct 14, 2024 16:40	0	0	0	0	0	Error: expected "53691672095250043 ", got "53691671972567227 "	stderr
3	Oct 14, 2024 16:40	0	0	0	0	0	Error: expected "53681570373272780 ", got "53681588033164961 "	stderr
4	Oct 14, 2024 16:40	0	0	0	0	0	Error: expected "53688027335048992 ", got "53688036108796031 "	stderr
5	Oct 14, 2024 16:39	0	0	0	0	0	Error: expected "53688287474345263 ", got "53688298112857796 "	stderr
6	Oct 14, 2024 16:41	0	0	0	0	0	Error: expected "53688823845723696 ", got "53688824573297396 "	stderr
7	Oct 14, 2024 16:43	0	0	0	0	0	Error: expected "53691346922436613 ", got "53691349431735863 "	stderr
8	Oct 14, 2024 16:46	0	0	0	0	0	Error: expected "53681875828397568 ", got "53681879831901342 "	stderr
9	Oct 14, 2024 16:47	0	0	0	0	0	Error: expected "53692511602037966 ", got "53692519372245513 "	stderr
10	Oct 14, 2024 16:42	4,230	55,783,632	32,103,000	3,009,000	2,273,280
11	Oct 14, 2024 16:41	4,237	56,725,305	34,159,000	1,004,000	2,535,424
12	Oct 14, 2024 16:41	4,244	61,159,274	35,222,000	0	2,301,952
13	Oct 14, 2024 16:43	4,248	55,354,419	34,251,000	1,007,000	2,273,280
14	Oct 14, 2024 16:41	4,254	61,380,526	34,297,000	1,008,000	2,297,856
15	Oct 14, 2024 16:43	4,257	62,656,130	33,312,000	2,018,000	2,314,240
16	Oct 14, 2024 16:43	4,258	55,372,975	32,310,000	3,029,000	2,301,952
17	Oct 14, 2024 16:39	4,262	59,968,610	32,346,000	3,032,000	2,535,424
18	Oct 14, 2024 16:42	4,266	58,913,575	32,373,000	3,035,000	2,273,280
19	Oct 14, 2024 16:41	4,271	57,958,874	34,439,000	1,012,000	2,273,280
20	Oct 14, 2024 16:41	4,271	56,548,558	32,409,000	3,038,000	2,306,048
21	Oct 14, 2024 16:43	4,271	57,170,867	34,435,000	1,012,000	2,310,144
22	Oct 14, 2024 16:42	4,273	63,708,162	34,452,000	1,013,000	2,535,424
23	Oct 14, 2024 16:41	4,274	59,992,285	34,461,000	1,013,000	2,297,856
24	Oct 14, 2024 16:43	4,274	61,588,287	33,446,000	2,027,000	2,494,464
25	Oct 14, 2024 16:42	4,277	57,982,200	34,482,000	1,014,000	2,301,952
26	Oct 14, 2024 16:42	4,278	56,276,149	34,494,000	1,014,000	2,310,144
27	Oct 14, 2024 16:41	4,278	53,050,025	35,506,000	0	2,301,952
28	Oct 14, 2024 16:39	4,280	62,331,140	33,492,000	2,029,000	2,297,856
29	Oct 14, 2024 16:42	4,280	55,654,280	33,494,000	2,029,000	2,306,048
30	Oct 14, 2024 16:42	4,283	63,994,974	34,533,000	1,015,000	2,535,424
31	Oct 14, 2024 16:39	4,284	71,195,411	34,539,000	1,015,000	2,293,760
32	Oct 14, 2024 16:42	4,287	59,049,287	35,583,000	0	2,297,856
33	Oct 14, 2024 16:43	4,287	63,266,491	33,546,000	2,033,000	2,293,760
34	Oct 14, 2024 16:43	4,290	63,071,893	35,609,000	0	2,293,760
35	Oct 14, 2024 16:39	4,294	61,328,647	35,641,000	0	2,396,160
36	Oct 14, 2024 16:41	4,297	63,718,369	35,664,000	0	2,297,856
37	Oct 14, 2024 16:42	4,317	64,775,604	34,839,000	995,000	2,535,424
38	Oct 14, 2024 16:42	4,318	60,356,249	34,848,000	995,000	2,297,856
39	Oct 14, 2024 16:43	4,318	65,742,546	33,852,000	1,991,000	2,301,952
40	Oct 14, 2024 16:41	4,319	62,890,199	33,855,000	1,991,000	2,535,424
41	Oct 14, 2024 16:41	4,321	70,162,844	34,870,000	996,000	2,293,760
42	Oct 14, 2024 16:43	4,328	56,938,511	33,926,000	1,995,000	2,301,952
43	Oct 14, 2024 16:43	4,330	63,655,838	34,940,000	998,000	2,306,048
44	Oct 14, 2024 16:39	4,331	62,889,457	33,954,000	1,997,000	2,273,280
45	Oct 14, 2024 16:41	4,338	55,858,966	35,004,000	1,000,000	2,531,328
46	Oct 14, 2024 16:43	4,339	61,195,826	35,011,000	1,000,000	2,301,952
47	Oct 14, 2024 16:42	4,339	58,676,330	34,014,000	2,000,000	2,531,328
48	Oct 14, 2024 16:39	4,340	62,733,798	35,023,000	1,000,000	2,269,184
49	Oct 14, 2024 16:47	4,353	59,201,569	34,121,000	2,007,000	2,273,280
50	Oct 14, 2024 16:42	4,357	60,290,771	34,151,000	2,008,000	2,531,328
51	Oct 14, 2024 16:41	4,362	56,798,107	36,203,000	0	2,306,048
52	Oct 14, 2024 16:47	4,381	61,502,838	35,352,000	1,010,000	2,478,080
53	Oct 14, 2024 16:43	4,383	68,516,966	35,370,000	1,010,000	2,301,952
54	Oct 14, 2024 16:46	4,411	67,840,022	34,576,000	2,033,000	2,535,424
55	Oct 14, 2024 16:46	4,412	64,890,451	35,604,000	1,017,000	2,301,952
56	Oct 14, 2024 16:47	4,452	63,284,268	35,951,000	998,000	2,535,424
57	Oct 14, 2024 16:46	4,470	66,199,578	35,094,000	2,005,000	2,297,856
58	Oct 14, 2024 16:41	4,472	60,741,610	36,118,000	1,003,000	2,531,328
59	Oct 14, 2024 16:46	4,482	58,635,800	36,193,000	1,005,000	2,531,328
60	Oct 14, 2024 16:41	4,501	61,474,798	36,346,000	1,009,000	2,273,280
61	Oct 14, 2024 16:46	4,515	59,968,097	34,438,000	3,038,000	2,535,424
62	Oct 14, 2024 16:46	4,523	64,685,268	35,509,000	2,029,000	2,396,160
63	Oct 14, 2024 16:41	4,538	74,026,103	36,651,000	1,018,000	2,535,424
64	Oct 14, 2024 16:46	4,558	67,609,938	36,838,000	995,000	2,306,048
65	Oct 14, 2024 16:46	4,708	61,355,898	38,074,000	1,001,000	2,301,952
66	Oct 14, 2024 16:46	4,823	60,159,777	38,030,000	2,001,000	2,297,856

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