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
May 1, 2021 15:39	Andrei Grazhdankov	RUST	Error
May 1, 2021 15:32	Andrei Grazhdankov	RUST	Error
May 1, 2021 15:31	Andrei Grazhdankov	RUST	Error
May 1, 2021 15:30	Andrei Grazhdankov	RUST	Error
May 1, 2021 15:30	Andrei Grazhdankov	RUST	Error
May 1, 2021 15:29	Andrei Grazhdankov	RUST	Error
May 1, 2021 15:14	Andrei Grazhdankov	RUST	Error
May 1, 2021 15:12	Andrei Grazhdankov	RUST	Error
May 1, 2021 15:05	Andrei Grazhdankov	RUST	Error
May 1, 2021 15:03	Andrei Grazhdankov	RUST	Error
May 1, 2021 14:49	Andrei Grazhdankov	RUST	Error
May 1, 2021 13:37	glebarez	GO	Error
May 1, 2021 13:37	glebarez	GO	Error
May 1, 2021 13:19	Yurkov Aleksey	CPP	Error
May 1, 2021 13:19	Yurkov Aleksey	CPP	Error
May 1, 2021 13:17	Yurkov Aleksey	CPP	Error
May 1, 2021 13:17	Yurkov Aleksey	CPP	Error
May 1, 2021 12:48	Michael Tkach	CPP	Error
May 1, 2021 11:05	glebarez	GO	Error
May 1, 2021 11:03	glebarez	GO	Error
May 1, 2021 10:53	glebarez	GO	Error
May 1, 2021 10:49	glebarez	GO	Error
May 1, 2021 10:49	glebarez	GO	Error
May 1, 2021 10:35	glebarez	GO	Error
May 1, 2021 10:34	glebarez	GO	Error
May 1, 2021 10:33	glebarez	GO	Error
May 1, 2021 10:29	Andrei Grazhdankov	GO	Error
May 1, 2021 10:27	glebarez	GO	Error
May 1, 2021 10:26	glebarez	GO	Error
May 1, 2021 10:26	glebarez	GO	Error
May 1, 2021 10:11	Feofan	CPP	Error
May 1, 2021 10:07	Feofan	CPP	Error
May 1, 2021 09:28	glebarez	GO	Error
May 1, 2021 09:20	Andrei Grazhdankov	RUST	Error
May 1, 2021 09:20	Artyom Norin	GO	Error
May 1, 2021 09:20	Andrei Grazhdankov	RUST	Error
May 1, 2021 09:14	glebarez	GO	Error
May 1, 2021 09:04	Artyom Norin	GO	Error
May 1, 2021 09:03	Artyom Norin	GO	Error
May 1, 2021 09:03	Artyom Norin	GO	Error
May 1, 2021 09:02	Artyom Norin	GO	Error
May 1, 2021 09:02	Artyom Norin	GO	Error
May 1, 2021 08:51	Andrei Grazhdankov	RUST	Error
May 1, 2021 08:46	Artyom Norin	GO	Error
May 1, 2021 07:57	glebarez	GO	Error
May 1, 2021 07:56	glebarez	GO	Error
May 1, 2021 07:54	glebarez	GO	Error
May 1, 2021 07:53	glebarez	GO	Error
May 1, 2021 07:47	glebarez	GO	Error
May 1, 2021 07:39	Andrei Grazhdankov	GO	Error
May 1, 2021 07:38	glebarez	GO	Error
May 1, 2021 07:37	Andrei Grazhdankov	RUST	Error
May 1, 2021 07:24	Andrei Grazhdankov	RUST	Error
May 1, 2021 07:23	Andrei Grazhdankov	RUST	Error
May 1, 2021 07:23	Andrei Grazhdankov	RUST	Error
May 1, 2021 07:18	Andrei Grazhdankov	RUST	Error
May 1, 2021 07:18	Andrei Grazhdankov	RUST	Error
May 1, 2021 07:17	Andrei Grazhdankov	RUST	Error
May 1, 2021 07:16	Andrei Grazhdankov	RUST	Error
Apr 30, 2021 21:37	Nikita Suhorukov	CPP	Error
Apr 30, 2021 21:35	Nikita Suhorukov	CPP	Error
Apr 30, 2021 21:29	Nikita Suhorukov	CPP	Error
Apr 30, 2021 21:24	Nikita Suhorukov	CPP	Error
Apr 30, 2021 21:23	Nikita Suhorukov	CPP	Error
Apr 30, 2021 21:15	Nikita Suhorukov	CPP	Error
Apr 30, 2021 20:25	Yuriy Lyfenko	CPP	Error
Apr 30, 2021 20:12	Yuriy Lyfenko	CPP	Error
Apr 30, 2021 20:11	Yuriy Lyfenko	CPP	Error
Apr 30, 2021 19:42	recar	CPP	Error
Apr 30, 2021 19:32	recar	CPP	Error
Apr 30, 2021 19:31	Yuriy Lyfenko	CPP	Error
Apr 30, 2021 19:30	recar	CPP	Error
Apr 30, 2021 19:30	Yuriy Lyfenko	CPP	Error
Apr 30, 2021 19:28	Dmitry Dolgopolov	CPP	Error
Apr 30, 2021 19:28	Yuriy Lyfenko	CPP	Error
Apr 30, 2021 19:27	recar	CPP	Error
Apr 30, 2021 19:27	recar	CPP	Error
Apr 30, 2021 19:24	recar	CPP	Error
Apr 30, 2021 19:24	Yuriy Lyfenko	CPP	Error
Apr 30, 2021 19:21	Yuriy Lyfenko	CPP	Error
Apr 30, 2021 19:21	recar	CPP	Error
Apr 30, 2021 19:17	glebarez	GO	Error
Apr 30, 2021 19:12	recar	CPP	Error
Apr 30, 2021 19:12	recar	CPP	Error
Apr 30, 2021 19:09	recar	CPP	Error
Apr 30, 2021 19:08	Dmitry Dolgopolov	CPP	Error
Apr 30, 2021 19:08	recar	CPP	Error
Apr 30, 2021 19:07	Dmitry Dolgopolov	CPP	Error
Apr 30, 2021 19:07	recar	CPP	Error
Apr 30, 2021 19:05	recar	CPP	Error
Apr 30, 2021 18:34	Artyom Norin	GO	Error
Apr 30, 2021 18:33	Artyom Norin	GO	Error
Apr 30, 2021 18:32	Artyom Norin	GO	Error
Apr 30, 2021 18:17	Artyom Norin	GO	Error
Apr 30, 2021 18:16	Artyom Norin	GO	Error
Apr 30, 2021 18:13	Artyom Norin	GO	Error
Apr 30, 2021 18:11	Artyom Norin	GO	Error
Apr 30, 2021 18:10	Alexander Zhirov	CPP	Error
Apr 30, 2021 18:00	Artyom Norin	GO	Error
Apr 30, 2021 17:57	Dmitry Dolgopolov	CPP	Error

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