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.

Date	Author	Language	Status	Score
May 17, 2021 20:18	Yuriy Lyfenko	CPP	Success	17,509+2.86 RP
May 17, 2021 20:18	Yuriy Lyfenko	CPP	Success	17,553+16.70 RP
May 17, 2021 20:17	Yuriy Lyfenko	CPP	Success	17,814+2.20 RP
May 17, 2021 20:17	Yuriy Lyfenko	CPP	Success	17,880
May 17, 2021 20:16	Yuriy Lyfenko	CPP	Success	17,878
May 17, 2021 20:16	Yuriy Lyfenko	CPP	Success	17,882
May 17, 2021 20:15	Yuriy Lyfenko	CPP	Error
May 17, 2021 20:14	Yuriy Lyfenko	CPP	Error
May 17, 2021 20:14	Yuriy Lyfenko	CPP	Success	17,863
May 17, 2021 20:14	Yuriy Lyfenko	CPP	Success	17,888
May 17, 2021 20:12	Yuriy Lyfenko	CPP	Success	19,294
May 17, 2021 20:11	Yuriy Lyfenko	CPP	Success	19,108
May 17, 2021 16:34	Sergey Stremin	RUST	Error
May 17, 2021 16:33	Sergey Stremin	RUST	Error
May 17, 2021 16:14	Sergey Stremin	RUST	Error
May 16, 2021 18:38	Yuriy Lyfenko	CPP	Error
May 16, 2021 18:37	Yuriy Lyfenko	CPP	Error
May 16, 2021 18:36	Yuriy Lyfenko	CPP	Success	17,924
May 16, 2021 18:35	Yuriy Lyfenko	CPP	Success	17,877
May 16, 2021 17:46	Andrey Tsvetkov	GO	Error
May 16, 2021 17:38	Andrey Tsvetkov	GO	Error
May 16, 2021 17:37	Andrey Tsvetkov	GO	Error
May 16, 2021 17:36	Andrey Tsvetkov	GO	Error
May 16, 2021 17:32	Andrey Tsvetkov	GO	Error
May 16, 2021 17:30	Andrey Tsvetkov	GO	Error
May 16, 2021 17:29	Andrey Tsvetkov	GO	Error
May 16, 2021 12:54	Yuriy Lyfenko	GO	Error
May 16, 2021 10:40	Pavel	CPP	Error
May 16, 2021 07:26	Dmitry Dolgopolov	CPP	Error
May 15, 2021 18:12	Mikhail Dektyarev	CPP	Error
May 15, 2021 18:11	Mikhail Dektyarev	CPP	Error
May 15, 2021 18:10	Mikhail Dektyarev	CPP	Error
May 15, 2021 18:09	Mikhail Dektyarev	CPP	Error
May 15, 2021 17:15	Andrey Tsvetkov	GO	Error
May 15, 2021 17:15	Andrey Tsvetkov	GO	Error
May 15, 2021 17:13	Andrey Tsvetkov	GO	Error
May 15, 2021 17:12	Andrey Tsvetkov	GO	Error
May 15, 2021 17:11	Andrey Tsvetkov	GO	Error
May 15, 2021 17:10	Andrey Tsvetkov	GO	Error
May 15, 2021 17:10	Andrey Tsvetkov	GO	Error
May 15, 2021 17:09	Andrey Tsvetkov	GO	Error
May 15, 2021 17:08	Andrey Tsvetkov	GO	Error
May 15, 2021 17:08	Andrey Tsvetkov	GO	Error
May 15, 2021 17:06	Andrey Tsvetkov	GO	Error
May 15, 2021 17:00	Andrey Tsvetkov	GO	Error
May 15, 2021 16:59	Andrey Tsvetkov	GO	Error
May 15, 2021 16:40	Andrey Tsvetkov	GO	Error
May 15, 2021 14:51	Vladislav Yarmak	GO	Error
May 15, 2021 14:47	Vladislav Yarmak	GO	Error
May 14, 2021 20:01	Yuriy Lyfenko	CPP	Success	17,924
May 14, 2021 19:56	Yuriy Lyfenko	CPP	Error
May 14, 2021 19:51	Yuriy Lyfenko	CPP	Error
May 14, 2021 19:50	Yuriy Lyfenko	CPP	Error
May 14, 2021 19:47	Yuriy Lyfenko	CPP	Success	18,046
May 14, 2021 19:43	Yuriy Lyfenko	CPP	Success	17,849+8.48 RP
May 14, 2021 19:42	Yuriy Lyfenko	CPP	Success	17,985+8.28 RP
May 14, 2021 19:41	Yuriy Lyfenko	CPP	Success	19,953
May 14, 2021 19:41	Yuriy Lyfenko	CPP	Success	19,948
May 14, 2021 19:40	Yuriy Lyfenko	CPP	Error
May 14, 2021 19:39	Yuriy Lyfenko	CPP	Error
May 14, 2021 19:36	Yuriy Lyfenko	CPP	Success	18,120+58.82 RP
May 14, 2021 19:35	Yuriy Lyfenko	CPP	Error
May 14, 2021 19:30	Yuriy Lyfenko	CPP	Success	19,140+12.30 RP
May 14, 2021 17:32	Yuriy Lyfenko	GO	Error
May 14, 2021 16:57	Yuriy Lyfenko	GO	Error
May 14, 2021 16:52	Yuriy Lyfenko	GO	Error
May 14, 2021 16:45	Yuriy Lyfenko	GO	Error
May 14, 2021 16:43	Yuriy Lyfenko	GO	Error
May 14, 2021 16:42	Yuriy Lyfenko	GO	Error
May 14, 2021 16:42	Yuriy Lyfenko	GO	Error
May 14, 2021 16:41	Yuriy Lyfenko	GO	Error
May 14, 2021 16:41	Yuriy Lyfenko	GO	Error
May 14, 2021 16:35	Yuriy Lyfenko	GO	Error
May 14, 2021 16:35	Yuriy Lyfenko	GO	Error
May 14, 2021 16:34	Yuriy Lyfenko	GO	Error
May 14, 2021 16:34	Yuriy Lyfenko	GO	Error
May 14, 2021 16:27	Yuriy Lyfenko	GO	Error
May 14, 2021 11:31	Alexandr Mushtagov	GO	Error
May 14, 2021 11:21	Alexandr Mushtagov	GO	Error
May 14, 2021 11:13	Alexandr Mushtagov	GO	Error
May 14, 2021 10:57	Alexandr Mushtagov	GO	Error
May 14, 2021 06:57	Alexandr Mushtagov	GO	Error
May 14, 2021 06:46	Alexandr Mushtagov	GO	Error
May 13, 2021 15:11	Andrey Burov	GO	Error
May 13, 2021 15:10	Andrey Burov	GO	Error
May 13, 2021 15:08	Andrey Burov	GO	Error
May 13, 2021 15:08	Andrey Burov	GO	Error
May 13, 2021 15:08	Andrey Burov	GO	Error
May 13, 2021 15:02	Andrey Burov	GO	Error
May 13, 2021 14:58	Andrey Burov	GO	Error
May 13, 2021 14:56	Andrey Burov	GO	Error
May 13, 2021 14:53	Andrey Burov	GO	Error
May 13, 2021 14:25	Andrey Burov	GO	Error
May 11, 2021 19:48	Yuriy Lyfenko	CPP	Success	19,623
May 11, 2021 19:47	Yuriy Lyfenko	CPP	Success	19,424
May 11, 2021 19:47	Yuriy Lyfenko	CPP	Success	19,416
May 11, 2021 19:46	Yuriy Lyfenko	CPP	Success	19,620
May 11, 2021 16:46	Andrey Tsvetkov	GO	Error
May 11, 2021 13:14	Andrei Grazhdankov	RUST	Error
May 11, 2021 13:10	Andrei Grazhdankov	RUST	Error

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