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 29, 2021 12:11	Andrey Tsvetkov	GO	Success	72,868
Jun 29, 2021 12:10	Andrey Tsvetkov	GO	Success	74,103
Jun 29, 2021 12:08	Andrey Tsvetkov	GO	Success	72,745
Jun 29, 2021 12:08	Andrey Tsvetkov	GO	Success	80,389
Jun 29, 2021 12:07	Andrey Tsvetkov	GO	Success	74,210
Jun 29, 2021 12:05	Igor Shekalev	CPP	Success	50,208
Jun 29, 2021 12:03	Igor Shekalev	CPP	Success	50,666
Jun 29, 2021 12:03	Igor Shekalev	CPP	Success	50,066
Jun 29, 2021 12:02	Igor Shekalev	CPP	Success	50,020
Jun 29, 2021 12:01	Igor Shekalev	CPP	Success	50,028
Jun 29, 2021 12:01	Igor Shekalev	CPP	Success	57,689
Jun 29, 2021 11:58	Igor Shekalev	CPP	Success	49,950
Jun 29, 2021 11:55	Igor Shekalev	CPP	Success	49,940+25.98 RP
Jun 29, 2021 11:42	Andrey Tsvetkov	GO	Success	72,733
Jun 29, 2021 11:41	Andrey Tsvetkov	GO	Success	72,749
Jun 29, 2021 11:36	Andrey Tsvetkov	GO	Success	73,132
Jun 29, 2021 11:34	Andrey Tsvetkov	GO	Success	77,802
Jun 29, 2021 11:24	Andrey Tsvetkov	GO	Success	77,985
Jun 29, 2021 11:23	Andrey Tsvetkov	GO	Success	77,951
Jun 29, 2021 11:20	Andrey Tsvetkov	GO	Success	78,643
Jun 29, 2021 11:19	Andrey Tsvetkov	GO	Success	78,126
Jun 29, 2021 11:08	Igor Shekalev	CPP	Success	118,219
Jun 29, 2021 11:02	Andrey Tsvetkov	GO	Success	88,532
Jun 29, 2021 10:54	Andrey Tsvetkov	GO	Success	80,083
Jun 29, 2021 10:53	Andrey Tsvetkov	GO	Success	84,190
Jun 29, 2021 10:52	Andrey Tsvetkov	GO	Success	89,283
Jun 29, 2021 10:51	Andrey Tsvetkov	GO	Success	92,370
Jun 29, 2021 10:39	Andrey Tsvetkov	GO	Error
Jun 29, 2021 10:38	Andrey Tsvetkov	GO	Error
Jun 29, 2021 10:35	Andrey Tsvetkov	GO	Error
Jun 29, 2021 10:31	Igor Shekalev	CPP	Success	59,302
Jun 29, 2021 10:31	Andrey Tsvetkov	GO	Error
Jun 29, 2021 10:29	Andrey Tsvetkov	GO	Error
Jun 29, 2021 10:27	Andrey Tsvetkov	GO	Error
Jun 29, 2021 10:26	Andrey Tsvetkov	GO	Error
Jun 29, 2021 10:24	Andrey Tsvetkov	GO	Error
Jun 29, 2021 10:20	Andrey Tsvetkov	GO	Error
Jun 29, 2021 09:53	Igor Shekalev	CPP	Success	57,409
Jun 29, 2021 09:52	Igor Shekalev	CPP	Success	57,430
Jun 29, 2021 09:49	Igor Shekalev	CPP	Success	62,260
Jun 29, 2021 09:47	Igor Shekalev	CPP	Success	57,384+0.03 RP
Jun 29, 2021 09:47	Igor Shekalev	CPP	Success	61,903
Jun 29, 2021 09:44	Igor Shekalev	CPP	Success	57,394+0.01 RP
Jun 29, 2021 09:41	Igor Shekalev	CPP	Success	57,396+0.01 RP
Jun 29, 2021 09:40	Igor Shekalev	CPP	Success	59,392
Jun 29, 2021 09:38	Igor Shekalev	CPP	Success	57,752
Jun 29, 2021 09:38	Igor Shekalev	CPP	Success	57,705
Jun 29, 2021 09:37	Igor Shekalev	CPP	Success	57,399+0.08 RP
Jun 29, 2021 09:37	Igor Shekalev	CPP	Success	57,425+0.44 RP
Jun 29, 2021 09:33	Igor Shekalev	CPP	Success	58,010
Jun 29, 2021 09:32	Igor Shekalev	CPP	Success	58,476
Jun 29, 2021 09:30	Igor Shekalev	CPP	Success	58,022
Jun 29, 2021 09:27	Igor Shekalev	CPP	Success	57,571+0.91 RP
Jun 29, 2021 09:08	Igor Shekalev	CPP	Success	57,950
Jun 29, 2021 09:07	Igor Shekalev	CPP	Success	58,536
Jun 29, 2021 09:05	Igor Shekalev	CPP	Success	57,969
Jun 29, 2021 09:00	Igor Shekalev	CPP	Success	58,238
Jun 29, 2021 08:53	Igor Shekalev	CPP	Success	59,155
Jun 29, 2021 08:53	Igor Shekalev	CPP	Success	58,938
Jun 29, 2021 08:52	Igor Shekalev	CPP	Success	59,571
Jun 29, 2021 08:52	Igor Shekalev	CPP	Success	57,874+1.99 RP
Jun 29, 2021 08:50	Igor Shekalev	CPP	Success	58,549+3.48 RP
Jun 29, 2021 08:50	Igor Shekalev	CPP	Success	59,766+12.81 RP
Jun 29, 2021 08:48	Igor Shekalev	CPP	Success	65,906
Jun 29, 2021 08:46	Igor Shekalev	CPP	Success	65,831
Jun 29, 2021 08:45	Igor Shekalev	CPP	Error
Jun 29, 2021 08:44	Igor Shekalev	CPP	Error
Jun 29, 2021 08:43	Igor Shekalev	CPP	Success	71,020
Jun 29, 2021 08:43	Igor Shekalev	CPP	Error
Jun 29, 2021 08:42	Igor Shekalev	CPP	Error
Jun 29, 2021 08:40	Igor Shekalev	CPP	Success	71,270
Jun 29, 2021 08:40	Igor Shekalev	CPP	Success	65,855
Jun 29, 2021 08:38	Igor Shekalev	CPP	Success	67,747
Jun 29, 2021 08:37	Igor Shekalev	CPP	Success	64,720+7.74 RP
Jun 29, 2021 08:36	Igor Shekalev	CPP	Success	68,132+0.68 RP
Jun 29, 2021 08:36	Igor Shekalev	CPP	Success	68,448+3.45 RP
Jun 29, 2021 08:35	Igor Shekalev	CPP	Success	70,103+5.73 RP
Jun 29, 2021 08:35	Igor Shekalev	CPP	Success	74,965
Jun 29, 2021 08:34	Igor Shekalev	CPP	Success	73,037+94.50 RP
Jun 29, 2021 08:32	Igor Shekalev	CPP	Error
Jun 29, 2021 08:29	Igor Shekalev	CPP	Error
Jun 29, 2021 08:28	Igor Shekalev	CPP	Error
Jun 29, 2021 08:26	Igor Shekalev	CPP	Error
Jun 29, 2021 08:12	Igor Shekalev	GO	Success	236,606
Jun 29, 2021 08:08	Igor Shekalev	GO	Error
Jun 29, 2021 07:54	Igor Shekalev	GO	Success	251,093
Jun 29, 2021 07:51	Igor Shekalev	GO	Success	251,830
Jun 29, 2021 07:48	Igor Shekalev	GO	Error
Jun 29, 2021 07:46	Igor Shekalev	GO	Success	252,827
Jun 29, 2021 07:43	Igor Shekalev	GO	Success	242,714
Jun 29, 2021 07:39	Igor Shekalev	GO	Success	235,752+12.18 RP
Jun 29, 2021 07:36	Igor Shekalev	GO	Error
Jun 29, 2021 06:45	Igor Shekalev	GO	Success	330,731+30.24 RP
Jun 29, 2021 06:19	Yuriy Lyfenko	GO	Success	40,397
Jun 29, 2021 06:16	Yuriy Lyfenko	GO	Success	114,898
Jun 29, 2021 06:00	Yuriy Lyfenko	GO	Error
Jun 29, 2021 05:59	Yuriy Lyfenko	GO	Error
Jun 29, 2021 05:44	Yuriy Lyfenko	GO	Success	68,175
Jun 29, 2021 05:41	Yuriy Lyfenko	GO	Error
Jun 29, 2021 05:30	Yuriy Lyfenko	GO	Error

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