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.

Back to listMay 16, 2021 07:26

Dmitry Dolgopolov

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory	Error
1	May 16, 2021 07:28	0	0	0	0	0	no run stats recorded
2	May 16, 2021 07:27	0	0	0	0	0	no run stats recorded
3	May 16, 2021 07:26	0	0	0	0	0	no run stats recorded
4	May 16, 2021 07:26	0	0	0	0	0	no run stats recorded
5	May 16, 2021 07:26	0	0	0	0	0	no run stats recorded
6	May 16, 2021 07:26	0	0	0	0	0	no run stats recorded
7	May 20, 2021 05:10	28,961	265,429,125	237,375,000	3,004,000	2,289,664
8	May 20, 2021 05:10	28,967	259,969,048	237,420,000	3,005,000	2,359,296
9	May 20, 2021 05:12	28,969	269,189,164	237,436,000	3,005,000	2,449,408
10	May 20, 2021 05:12	28,970	267,180,099	237,442,000	3,005,000	2,510,848
11	May 20, 2021 05:12	28,971	266,398,973	237,455,000	3,005,000	2,289,664
12	May 20, 2021 05:10	28,971	267,980,605	238,456,000	2,003,000	2,514,944
13	May 20, 2021 05:12	28,972	261,163,106	238,465,000	2,003,000	2,510,848
14	May 20, 2021 05:10	28,976	267,217,721	237,498,000	3,006,000	2,502,656
15	May 20, 2021 05:12	28,978	271,562,506	237,510,000	3,006,000	2,510,848
16	May 20, 2021 05:12	28,980	270,528,909	238,528,000	2,004,000	2,416,640
17	May 20, 2021 05:12	28,981	268,827,590	238,535,000	2,004,000	2,289,664
18	May 20, 2021 05:10	28,989	267,945,410	238,602,000	2,005,000	2,514,944
19	May 20, 2021 05:10	28,997	263,992,895	237,681,000	2,995,000	2,289,664
20	May 20, 2021 05:10	29,004	266,304,453	237,735,000	2,996,000	2,289,664
21	May 20, 2021 05:12	29,005	265,920,224	238,747,000	1,997,000	2,510,848
22	May 20, 2021 05:10	29,005	271,004,996	238,747,000	1,997,000	2,510,848
23	May 20, 2021 05:12	29,006	261,951,783	237,752,000	2,996,000	2,289,664
24	May 20, 2021 05:10	29,011	263,336,802	237,793,000	2,997,000	2,510,848
25	May 20, 2021 05:12	29,051	304,847,500	241,119,703	0	2,285,568
26	May 20, 2021 05:12	29,075	300,361,132	241,322,617	0	2,293,760
27	May 20, 2021 05:12	29,077	300,294,456	241,335,860	0	2,285,568
28	May 20, 2021 05:10	29,083	302,063,915	241,385,850	0	2,170,880
29	May 20, 2021 05:10	29,086	291,327,843	241,413,257	0	2,293,760
30	May 20, 2021 05:10	29,095	317,383,340	241,490,079	0	2,293,760

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