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 11, 2021 13:09	Andrei Grazhdankov	RUST	Error
May 11, 2021 13:07	Andrei Grazhdankov	RUST	Error
May 11, 2021 13:06	Andrei Grazhdankov	RUST	Error
May 11, 2021 13:06	Andrei Grazhdankov	RUST	Error
May 11, 2021 13:05	Andrei Grazhdankov	RUST	Error
May 11, 2021 13:04	Andrei Grazhdankov	RUST	Error
May 11, 2021 13:04	Andrei Grazhdankov	RUST	Error
May 11, 2021 13:03	Andrei Grazhdankov	RUST	Error
May 11, 2021 12:52	Andrei Grazhdankov	RUST	Error
May 11, 2021 12:52	Andrei Grazhdankov	RUST	Error
May 11, 2021 12:51	Andrei Grazhdankov	RUST	Error
May 11, 2021 12:49	Andrei Grazhdankov	RUST	Error
May 11, 2021 12:37	Andrei Grazhdankov	RUST	Error
May 11, 2021 12:14	Andrei Grazhdankov	RUST	Error
May 11, 2021 12:13	Andrei Grazhdankov	RUST	Error
May 11, 2021 10:34	ivakhin	GO	Error
May 11, 2021 10:08	Andrei Grazhdankov	RUST	Error
May 11, 2021 09:50	Andrei Grazhdankov	RUST	Error
May 11, 2021 09:26	Andrei Grazhdankov	RUST	Error
May 11, 2021 09:24	Andrei Grazhdankov	RUST	Error
May 11, 2021 09:22	Andrei Grazhdankov	RUST	Error
May 11, 2021 09:20	ivakhin	GO	Error
May 11, 2021 09:18	Andrei Grazhdankov	RUST	Error
May 11, 2021 08:56	Andrei Grazhdankov	RUST	Error
May 11, 2021 08:55	Andrei Grazhdankov	RUST	Error
May 11, 2021 08:52	Andrei Grazhdankov	RUST	Error
May 11, 2021 08:47	Andrei Grazhdankov	RUST	Error
May 11, 2021 08:43	Andrei Grazhdankov	RUST	Error
May 11, 2021 08:41	Andrei Grazhdankov	RUST	Error
May 11, 2021 08:34	Andrei Grazhdankov	RUST	Error
May 11, 2021 07:43	Andrei Grazhdankov	RUST	Error
May 11, 2021 07:42	Andrei Grazhdankov	RUST	Error
May 10, 2021 11:35	Andrey Tsvetkov	GO	Error
May 10, 2021 11:33	Andrey Tsvetkov	GO	Error
May 9, 2021 21:30	Andrey Tsvetkov	GO	Error
May 9, 2021 21:02	Andrey Tsvetkov	GO	Error
May 9, 2021 20:47	Andrey Tsvetkov	GO	Error
May 9, 2021 20:01	Yuriy Lyfenko	GO	Error
May 9, 2021 19:58	Yuriy Lyfenko	GO	Error
May 9, 2021 19:56	Yuriy Lyfenko	GO	Error
May 9, 2021 19:55	Yuriy Lyfenko	GO	Error
May 9, 2021 19:53	Yuriy Lyfenko	GO	Error
May 9, 2021 19:39	Yuriy Lyfenko	GO	Error
May 9, 2021 19:36	Yuriy Lyfenko	GO	Error
May 9, 2021 19:22	Yuriy Lyfenko	GO	Error
May 9, 2021 19:21	Yuriy Lyfenko	GO	Error
May 9, 2021 19:17	Yuriy Lyfenko	GO	Error
May 9, 2021 18:51	Yuriy Lyfenko	GO	Error
May 9, 2021 18:50	Yuriy Lyfenko	GO	Error
May 9, 2021 18:47	Yuriy Lyfenko	GO	Error
May 9, 2021 18:44	Yuriy Lyfenko	GO	Error
May 9, 2021 12:33	Evgeny	GO	Error
May 9, 2021 12:33	Evgeny	GO	Error
May 9, 2021 12:31	Evgeny	GO	Error
May 9, 2021 12:27	Evgeny	GO	Error
May 9, 2021 12:13	4ippers	GO	Error
May 9, 2021 12:12	4ippers	GO	Error
May 9, 2021 12:10	4ippers	CPP	Error
May 9, 2021 12:09	4ippers	GO	Error
May 9, 2021 11:01	Evgeny	GO	Error
May 9, 2021 09:34	Evgeny	GO	Error
May 9, 2021 09:08	Evgeny	GO	Error
May 9, 2021 09:01	Evgeny	GO	Error
May 9, 2021 08:55	Evgeny	GO	Error
May 9, 2021 08:35	Evgeny	GO	Error
May 9, 2021 08:33	Evgeny	GO	Error
May 9, 2021 08:32	Evgeny	GO	Error
May 9, 2021 08:25	Evgeny	GO	Error
May 9, 2021 08:20	Evgeny	GO	Error
May 9, 2021 08:19	Evgeny	GO	Error
May 9, 2021 07:19	Evgeny	GO	Error
May 9, 2021 06:10	Evgeny	GO	Error
May 9, 2021 05:55	Evgeny	GO	Error
May 9, 2021 05:45	Evgeny	GO	Error
May 9, 2021 05:04	Evgeny	GO	Error
May 9, 2021 04:36	Andrey Burov	GO	Error
May 9, 2021 04:35	Andrey Burov	GO	Error
May 9, 2021 04:31	Andrey Burov	GO	Error
May 9, 2021 04:26	Andrey Burov	GO	Error
May 9, 2021 04:26	Andrey Burov	GO	Error
May 9, 2021 04:25	Andrey Burov	GO	Error
May 9, 2021 04:24	Andrey Burov	GO	Error
May 9, 2021 03:59	Andrey Burov	GO	Error
May 9, 2021 03:54	Andrey Burov	GO	Error
May 9, 2021 03:53	Andrey Burov	GO	Error
May 9, 2021 03:52	Andrey Burov	GO	Error
May 9, 2021 03:50	Andrey Burov	GO	Error
May 9, 2021 03:48	Andrey Burov	GO	Error
May 9, 2021 03:47	Andrey Burov	GO	Error
May 9, 2021 03:47	Andrey Burov	GO	Error
May 9, 2021 03:46	Andrey Burov	GO	Error
May 9, 2021 03:33	Andrey Burov	GO	Error
May 9, 2021 03:32	Andrey Burov	GO	Error
May 9, 2021 03:31	Andrey Burov	GO	Error
May 9, 2021 03:28	Andrey Burov	GO	Error
May 9, 2021 03:27	Andrey Burov	GO	Error
May 9, 2021 03:25	Andrey Burov	GO	Error
May 9, 2021 03:25	Andrey Burov	GO	Error
May 9, 2021 03:17	Andrey Burov	GO	Error
May 9, 2021 03:03	Andrey Burov	GO	Error

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