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	1:20.1.2-0ubuntu1~24.04.3	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	3.0.13-0ubuntu3.11	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.

Date	Author	Language	Status	Score
Jun 3, 2021 21:23	evgenikwt	CPP	Success	35,008
Jun 3, 2021 20:06	evgenikwt	CPP	Success	129,351
Jun 3, 2021 20:06	evgenikwt	CPP	Success	33,862+1.47 RP
Jun 3, 2021 20:05	evgenikwt	CPP	Success	35,887
Jun 3, 2021 20:05	evgenikwt	CPP	Success	34,036
Jun 3, 2021 20:04	evgenikwt	CPP	Success	35,670
Jun 3, 2021 16:26	Ilya Pokolev	GO	Success	457,021+21.88 RP
Jun 3, 2021 05:19	evgenikwt	CPP	Success	34,031+2.39 RP
Jun 3, 2021 05:17	evgenikwt	CPP	Success	35,875
Jun 3, 2021 05:16	evgenikwt	CPP	Success	38,972
Jun 3, 2021 04:50	evgenikwt	CPP	Success	34,310+0.55 RP
Jun 3, 2021 04:48	evgenikwt	CPP	Success	38,957
Jun 3, 2021 04:43	evgenikwt	CPP	Success	34,375+1.42 RP
Jun 3, 2021 04:42	evgenikwt	CPP	Error
Jun 3, 2021 04:40	evgenikwt	CPP	Error
Jun 3, 2021 04:33	evgenikwt	CPP	Success	35,909
Jun 3, 2021 04:29	evgenikwt	CPP	Success	34,544+17.24 RP
Jun 2, 2021 19:19	evgenikwt	CPP	Success	36,737
Jun 2, 2021 19:15	evgenikwt	CPP	Success	51,873
Jun 2, 2021 19:00	evgenikwt	CPP	Success	52,002
Jun 2, 2021 18:57	evgenikwt	CPP	Success	52,064
Jun 2, 2021 18:54	evgenikwt	CPP	Success	51,998
Jun 2, 2021 18:50	evgenikwt	CPP	Success	51,989
Jun 2, 2021 18:45	Yuriy Lyfenko	CPP	Success	17,517
Jun 2, 2021 18:44	Yuriy Lyfenko	CPP	Success	17,516
Jun 2, 2021 18:37	evgenikwt	CPP	Error
Jun 2, 2021 18:01	evgenikwt	CPP	Error
Jun 2, 2021 17:45	evgenikwt	CPP	Error
Jun 2, 2021 17:36	evgenikwt	CPP	Error
Jun 2, 2021 17:32	evgenikwt	CPP	Error
Jun 2, 2021 15:48	evgenikwt	CPP	Error
Jun 2, 2021 14:42	evgenikwt	CPP	Error
Jun 2, 2021 08:20	evgenikwt	CPP	Error
Jun 2, 2021 08:15	evgenikwt	CPP	Error
Jun 2, 2021 08:11	evgenikwt	CPP	Error
Jun 2, 2021 07:55	evgenikwt	CPP	Error
Jun 2, 2021 07:50	evgenikwt	CPP	Error
Jun 2, 2021 07:48	evgenikwt	CPP	Error
Jun 2, 2021 07:42	evgenikwt	CPP	Error
Jun 2, 2021 07:42	evgenikwt	CPP	Error
Jun 2, 2021 07:39	evgenikwt	CPP	Error
Jun 2, 2021 07:29	evgenikwt	CPP	Error
Jun 2, 2021 07:28	evgenikwt	CPP	Error
Jun 2, 2021 07:09	evgenikwt	CPP	Error
Jun 2, 2021 07:03	evgenikwt	CPP	Error
Jun 2, 2021 07:02	evgenikwt	CPP	Error
Jun 2, 2021 06:59	evgenikwt	CPP	Error
Jun 2, 2021 06:58	evgenikwt	CPP	Error
Jun 2, 2021 06:45	evgenikwt	CPP	Error
Jun 2, 2021 06:44	evgenikwt	CPP	Error
Jun 2, 2021 06:31	evgenikwt	CPP	Error
Jun 2, 2021 05:49	evgenikwt	CPP	Success	48,519
May 31, 2021 05:25	evgenikwt	CPP	Success	48,520
May 31, 2021 05:14	evgenikwt	CPP	Success	74,561
May 31, 2021 05:00	evgenikwt	CPP	Error
May 31, 2021 04:58	evgenikwt	CPP	Success	66,048
May 31, 2021 04:49	evgenikwt	CPP	Error
May 30, 2021 20:34	Andrey Tsvetkov	GO	Error
May 30, 2021 20:32	Andrey Tsvetkov	GO	Error
May 30, 2021 20:05	Andrey Tsvetkov	GO	Error
May 30, 2021 19:44	Andrey Tsvetkov	GO	Error
May 30, 2021 19:43	Andrey Tsvetkov	GO	Error
May 30, 2021 02:17	CA551U5	CPP	Success	222,623
May 30, 2021 02:13	CA551U5	CPP	Success	222,627
May 30, 2021 02:02	CA551U5	CPP	Success	234,558
May 30, 2021 01:11	CA551U5	CPP	Success	1,668,249
May 30, 2021 00:27	CA551U5	CPP	Success	222,622+44.92 RP
May 29, 2021 18:34	Yurkov Aleksey	CPP	Success	32,292
May 29, 2021 18:31	Yurkov Aleksey	CPP	Success	32,386
May 29, 2021 18:30	Yurkov Aleksey	CPP	Success	31,829+5.67 RP
May 29, 2021 16:17	evgenikwt	CPP	Success	48,524
May 29, 2021 16:14	evgenikwt	CPP	Success	48,492
May 28, 2021 23:00	evgenikwt	CPP	Success	64,607
May 28, 2021 22:15	Yuriy Lyfenko	CPP	Success	17,284
May 28, 2021 21:48	evgenikwt	CPP	Success	56,213
May 28, 2021 21:41	Yuriy Lyfenko	CPP	Success	17,345
May 28, 2021 21:40	Yuriy Lyfenko	CPP	Success	17,540
May 28, 2021 21:39	Yuriy Lyfenko	CPP	Success	17,470
May 28, 2021 21:38	Yuriy Lyfenko	CPP	Success	17,224+0.40 RP
May 28, 2021 21:37	Yuriy Lyfenko	CPP	Success	19,166
May 28, 2021 21:36	Yuriy Lyfenko	CPP	Success	17,233
May 28, 2021 21:36	evgenikwt	CPP	Success	36,732+3.24 RP
May 28, 2021 21:35	evgenikwt	CPP	Success	38,098
May 28, 2021 21:34	evgenikwt	CPP	Success	38,275
May 28, 2021 21:32	evgenikwt	CPP	Success	37,175+0.09 RP
May 28, 2021 20:54	Yuriy Lyfenko	CPP	Success	31,672
May 28, 2021 20:53	Yuriy Lyfenko	CPP	Success	31,694
May 28, 2021 19:31	evgenikwt	CPP	Success	37,187+4.70 RP
May 28, 2021 18:02	evgenikwt	CPP	Success	37,891
May 28, 2021 18:01	evgenikwt	CPP	Success	37,849+17.42 RP
May 28, 2021 17:59	evgenikwt	CPP	Success	40,578
May 28, 2021 17:58	evgenikwt	CPP	Success	40,521+5.08 RP
May 28, 2021 17:57	evgenikwt	CPP	Error
May 28, 2021 17:55	evgenikwt	CPP	Error
May 28, 2021 17:52	evgenikwt	CPP	Success	41,373+0.19 RP
May 28, 2021 08:07	lightkeeper217	CPP	Success	68,565+0.45 RP
May 28, 2021 08:06	lightkeeper217	CPP	Success	68,848
May 28, 2021 08:02	lightkeeper217	CPP	Success	68,775+40.45 RP
May 28, 2021 07:56	lightkeeper217	CPP	Success	96,266
May 28, 2021 07:52	lightkeeper217	CPP	Error

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