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 16:38	0	0	0	0	0	Error: expected "53685221778986499 ", got "53685229113692731 "	stderr
2	Oct 14, 2024 16:37	0	0	0	0	0	Error: expected "53683263819838557 ", got "53683283665924002 "	stderr
3	Oct 14, 2024 16:38	4,222	59,470,464	34,045,000	1,001,000	2,306,048
4	Oct 14, 2024 16:36	4,226	60,478,560	34,071,000	1,002,000	2,306,048
5	Oct 14, 2024 16:37	4,229	56,595,788	33,098,000	2,005,000	2,306,048
6	Oct 14, 2024 16:36	4,232	56,614,237	32,117,000	3,011,000	2,273,280
7	Oct 14, 2024 16:36	4,233	58,858,246	32,122,000	3,011,000	2,535,424
8	Oct 14, 2024 16:36	4,238	54,392,533	34,172,000	1,005,000	2,301,952
9	Oct 14, 2024 16:36	4,239	59,343,475	34,175,000	1,005,000	2,535,424
10	Oct 14, 2024 16:38	4,241	59,749,195	33,186,000	2,011,000	2,306,048
11	Oct 14, 2024 16:38	4,242	57,964,112	34,200,000	1,005,000	2,301,952
12	Oct 14, 2024 16:36	4,247	59,863,193	34,242,000	1,007,000	2,273,280
13	Oct 14, 2024 16:38	4,250	55,147,318	32,248,000	3,023,000	2,301,952
14	Oct 14, 2024 16:36	4,252	65,605,803	33,273,000	2,016,000	2,535,424
15	Oct 14, 2024 16:37	4,252	55,300,648	34,280,000	1,008,000	2,273,280
16	Oct 14, 2024 16:37	4,253	60,827,453	34,295,000	1,008,000	2,306,048
17	Oct 14, 2024 16:38	4,254	64,759,555	34,302,000	1,008,000	2,310,144
18	Oct 14, 2024 16:36	4,255	64,467,280	32,293,000	3,027,000	2,297,856
19	Oct 14, 2024 16:36	4,255	58,637,730	32,291,000	3,027,000	2,301,952
20	Oct 14, 2024 16:38	4,258	58,420,681	34,330,000	1,009,000	2,535,424
21	Oct 14, 2024 16:36	4,260	69,427,020	34,352,000	1,010,000	2,535,424
22	Oct 14, 2024 16:36	4,260	55,475,888	34,349,000	1,010,000	2,301,952
23	Oct 14, 2024 16:36	4,267	61,319,885	33,393,000	2,023,000	2,293,760
24	Oct 14, 2024 16:38	4,267	58,997,156	32,384,000	3,036,000	2,293,760
25	Oct 14, 2024 16:38	4,268	59,325,149	32,385,000	3,036,000	2,301,952
26	Oct 14, 2024 16:38	4,268	56,404,331	33,401,000	2,024,000	2,273,280
27	Oct 14, 2024 16:37	4,268	60,275,953	33,400,000	2,024,000	2,535,424
28	Oct 14, 2024 16:38	4,272	57,009,439	33,430,000	2,026,000	2,375,680
29	Oct 14, 2024 16:38	4,284	65,945,593	33,525,000	2,031,000	2,297,856
30	Oct 14, 2024 16:38	4,285	60,651,841	32,520,000	3,048,000	2,301,952
31	Oct 14, 2024 16:38	4,294	62,075,462	35,644,000	0	2,269,184
32	Oct 14, 2024 16:38	4,297	66,044,263	34,647,000	1,019,000	2,273,280
33	Oct 14, 2024 16:36	4,300	67,734,716	33,647,000	2,039,000	2,273,280
34	Oct 14, 2024 16:38	4,317	62,680,231	34,837,000	995,000	2,293,760
35	Oct 14, 2024 16:37	4,318	59,764,902	34,848,000	995,000	2,531,328
36	Oct 14, 2024 16:38	4,318	60,842,005	34,847,000	995,000	2,387,968
37	Oct 14, 2024 16:38	4,319	60,884,285	33,857,000	1,991,000	2,387,968
38	Oct 14, 2024 16:36	4,320	73,791,463	33,864,000	1,992,000	2,297,856
39	Oct 14, 2024 16:36	4,320	63,252,014	33,866,000	1,992,000	2,293,760
40	Oct 14, 2024 16:38	4,320	58,158,112	34,862,000	996,000	2,301,952
41	Oct 14, 2024 16:38	4,323	57,067,665	34,886,000	996,000	2,535,424
42	Oct 14, 2024 16:38	4,324	60,587,289	32,898,000	2,990,000	2,297,856
43	Oct 14, 2024 16:37	4,327	60,046,157	32,925,000	2,993,000	2,273,280
44	Oct 14, 2024 16:38	4,327	54,207,538	32,919,000	2,992,000	2,301,952
45	Oct 14, 2024 16:38	4,331	55,650,445	32,951,000	2,995,000	2,531,328
46	Oct 14, 2024 16:38	4,333	61,071,530	34,965,000	999,000	2,301,952
47	Oct 14, 2024 16:36	4,340	63,350,930	34,024,000	2,001,000	2,301,952
48	Oct 14, 2024 16:38	4,342	65,876,165	34,036,000	2,002,000	2,301,952
49	Oct 14, 2024 16:38	4,353	57,770,730	34,127,000	2,007,000	2,531,328
50	Oct 14, 2024 16:38	4,390	59,874,711	34,414,000	2,024,000	2,301,952
51	Oct 14, 2024 16:38	4,400	60,256,577	35,507,000	1,014,000	2,297,856
52	Oct 14, 2024 16:36	4,439	66,271,443	35,849,000	995,000	2,310,144
53	Oct 14, 2024 16:37	4,483	62,855,738	34,195,000	3,017,000	2,301,952
54	Oct 14, 2024 16:38	4,495	61,843,110	36,300,000	1,008,000	2,301,952
55	Oct 14, 2024 16:38	4,509	60,103,858	34,391,000	3,034,000	2,535,424
56	Oct 14, 2024 16:36	4,523	59,066,509	36,528,000	1,014,000	2,379,776
57	Oct 14, 2024 16:37	4,559	68,328,441	36,841,000	995,000	2,531,328
58	Oct 14, 2024 16:38	4,629	63,907,340	36,402,000	2,022,000	2,301,952
59	Oct 14, 2024 16:37	4,723	58,070,287	38,197,000	1,005,000	2,269,184

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