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
Apr 24, 2021 18:53	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 18:52	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 18:51	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 18:48	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 18:46	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 18:46	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 18:39	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 18:37	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 18:36	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 18:35	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 18:27	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 18:27	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 18:27	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 18:25	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 17:46	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 17:31	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 17:26	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 16:57	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 16:55	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 16:35	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 16:34	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 16:32	Andrey Tsvetkov	GO	Error
Apr 24, 2021 16:29	Andrey Tsvetkov	GO	Error
Apr 24, 2021 16:28	Andrey Tsvetkov	GO	Error
Apr 24, 2021 16:28	Andrey Tsvetkov	GO	Error
Apr 24, 2021 16:28	Andrey Tsvetkov	GO	Error
Apr 24, 2021 16:27	Andrey Tsvetkov	GO	Error
Apr 24, 2021 16:25	Andrey Tsvetkov	GO	Error
Apr 24, 2021 16:25	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 16:25	Andrey Tsvetkov	GO	Error
Apr 24, 2021 16:23	Andrey Tsvetkov	GO	Error
Apr 24, 2021 16:15	Andrey Tsvetkov	GO	Error
Apr 24, 2021 16:15	Andrey Tsvetkov	GO	Error
Apr 24, 2021 16:14	Andrey Tsvetkov	GO	Error
Apr 24, 2021 16:10	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 16:07	Andrey Tsvetkov	GO	Error
Apr 24, 2021 16:06	Andrey Tsvetkov	GO	Error
Apr 24, 2021 16:06	Andrey Tsvetkov	GO	Error
Apr 24, 2021 16:05	Andrey Tsvetkov	GO	Error
Apr 24, 2021 15:57	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 15:54	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 15:51	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 15:50	Andrey Tsvetkov	GO	Error
Apr 24, 2021 15:49	Andrey Tsvetkov	GO	Error
Apr 24, 2021 15:49	Andrey Tsvetkov	GO	Error
Apr 24, 2021 15:47	CthulhuDen	RUST	Error
Apr 24, 2021 15:44	CthulhuDen	RUST	Error
Apr 24, 2021 15:44	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 15:39	CthulhuDen	RUST	Error
Apr 24, 2021 15:38	Andrey Tsvetkov	GO	Error
Apr 24, 2021 15:37	Andrey Tsvetkov	GO	Error
Apr 24, 2021 15:37	Andrey Tsvetkov	GO	Error
Apr 24, 2021 15:36	Andrey Tsvetkov	GO	Error
Apr 24, 2021 15:32	Andrey Tsvetkov	GO	Error
Apr 24, 2021 15:31	Andrey Tsvetkov	GO	Error
Apr 24, 2021 15:31	Andrey Tsvetkov	GO	Error
Apr 24, 2021 15:29	CthulhuDen	CPP	Error
Apr 24, 2021 15:28	CthulhuDen	RUST	Error
Apr 24, 2021 15:26	CthulhuDen	RUST	Error
Apr 24, 2021 15:26	Andrey Tsvetkov	GO	Error
Apr 24, 2021 15:22	CthulhuDen	RUST	Error
Apr 24, 2021 15:18	Andrey Tsvetkov	GO	Error
Apr 24, 2021 15:18	CthulhuDen	RUST	Error
Apr 24, 2021 15:18	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 15:16	CthulhuDen	CPP	Error
Apr 24, 2021 15:16	Andrey Tsvetkov	GO	Error
Apr 24, 2021 15:13	Andrey Tsvetkov	GO	Error
Apr 24, 2021 15:10	CthulhuDen	CPP	Error
Apr 24, 2021 15:10	CthulhuDen	CPP	Error
Apr 24, 2021 15:07	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 15:01	Andrey Tsvetkov	GO	Error
Apr 24, 2021 14:32	Andrey Tsvetkov	GO	Error
Apr 24, 2021 14:32	Andrey Tsvetkov	GO	Error
Apr 24, 2021 14:27	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 14:26	Andrey Tsvetkov	GO	Error
Apr 24, 2021 14:19	Andrey Tsvetkov	GO	Error
Apr 24, 2021 14:16	Andrey Tsvetkov	GO	Error
Apr 24, 2021 14:15	Andrey Tsvetkov	GO	Error
Apr 24, 2021 14:14	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 14:12	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 14:10	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 14:01	Andrey Tsvetkov	GO	Error
Apr 24, 2021 13:56	Andrey Tsvetkov	GO	Error
Apr 24, 2021 13:52	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 13:50	Yuriy Lyfenko	CPP	Error
Apr 24, 2021 13:45	Andrey Tsvetkov	GO	Error
Apr 24, 2021 13:38	Andrey Tsvetkov	GO	Error
Apr 24, 2021 13:34	Andrey Tsvetkov	GO	Error
Apr 24, 2021 13:17	CthulhuDen	CPP	Error
Apr 24, 2021 12:53	Andrey Tsvetkov	GO	Error
Apr 24, 2021 12:52	Andrey Tsvetkov	GO	Error
Apr 24, 2021 12:40	Andrey Tsvetkov	GO	Error
Apr 24, 2021 12:39	Andrey Tsvetkov	GO	Error
Apr 24, 2021 12:36	Andrey Tsvetkov	GO	Error
Apr 24, 2021 12:34	Andrey Tsvetkov	GO	Error
Apr 24, 2021 12:31	Andrei Grazhdankov	GO	Error
Apr 24, 2021 12:28	Andrey Tsvetkov	GO	Error
Apr 24, 2021 12:17	Andrey Tsvetkov	GO	Error
Apr 24, 2021 12:16	Andrey Tsvetkov	GO	Error
Apr 24, 2021 12:15	Andrey Tsvetkov	GO	Error

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