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
Jun 12, 2021 20:53	evgenikwt	CPP	Success	28,070+2.09 RP
Jun 12, 2021 20:45	evgenikwt	CPP	Error
Jun 12, 2021 20:44	evgenikwt	CPP	Error
Jun 12, 2021 20:42	evgenikwt	CPP	Error
Jun 12, 2021 20:41	evgenikwt	CPP	Success	28,236+2.98 RP
Jun 12, 2021 15:25	evgenikwt	CPP	Error
Jun 12, 2021 15:20	evgenikwt	CPP	Error
Jun 12, 2021 15:11	evgenikwt	CPP	Error
Jun 12, 2021 06:09	evgenikwt	CPP	Success	28,915
Jun 12, 2021 05:58	evgenikwt	CPP	Success	28,912
Jun 12, 2021 05:56	evgenikwt	CPP	Error
Jun 12, 2021 05:55	evgenikwt	CPP	Error
Jun 12, 2021 05:55	evgenikwt	CPP	Error
Jun 12, 2021 05:50	evgenikwt	CPP	Success	29,275
Jun 12, 2021 05:17	evgenikwt	CPP	Success	28,765
Jun 12, 2021 05:05	evgenikwt	CPP	Success	29,060
Jun 12, 2021 05:04	evgenikwt	CPP	Error
Jun 12, 2021 05:03	evgenikwt	CPP	Success	31,882
Jun 12, 2021 04:50	evgenikwt	CPP	Success	32,619
Jun 12, 2021 04:48	evgenikwt	CPP	Success	28,476+0.21 RP
Jun 12, 2021 04:47	evgenikwt	CPP	Error
Jun 12, 2021 04:46	evgenikwt	CPP	Error
Jun 12, 2021 04:44	evgenikwt	CPP	Success	36,700
Jun 12, 2021 04:40	evgenikwt	CPP	Error
Jun 12, 2021 04:38	evgenikwt	CPP	Error
Jun 12, 2021 04:37	evgenikwt	CPP	Error
Jun 12, 2021 04:34	evgenikwt	CPP	Error
Jun 12, 2021 04:30	evgenikwt	CPP	Error
Jun 12, 2021 04:28	evgenikwt	CPP	Error
Jun 12, 2021 04:08	evgenikwt	CPP	Success	28,493+1.01 RP
Jun 12, 2021 04:07	evgenikwt	CPP	Error
Jun 12, 2021 03:52	evgenikwt	CPP	Error
Jun 12, 2021 03:10	evgenikwt	CPP	Success	29,340
Jun 12, 2021 01:59	evgenikwt	CPP	Error
Jun 12, 2021 01:58	evgenikwt	CPP	Error
Jun 12, 2021 01:40	evgenikwt	CPP	Success	28,723
Jun 12, 2021 01:38	evgenikwt	CPP	Error
Jun 12, 2021 01:36	evgenikwt	CPP	Error
Jun 12, 2021 01:36	evgenikwt	CPP	Error
Jun 12, 2021 01:33	evgenikwt	CPP	Error
Jun 12, 2021 01:31	evgenikwt	CPP	Success	28,767
Jun 12, 2021 01:20	evgenikwt	CPP	Success	28,575+1.14 RP
Jun 12, 2021 01:18	evgenikwt	CPP	Success	28,668+35.74 RP
Jun 12, 2021 01:17	evgenikwt	CPP	Error
Jun 11, 2021 22:53	evgenikwt	CPP	Success	33,478
Jun 11, 2021 22:46	evgenikwt	CPP	Success	34,780
Jun 11, 2021 22:45	evgenikwt	CPP	Error
Jun 11, 2021 22:45	evgenikwt	CPP	Error
Jun 11, 2021 22:44	evgenikwt	CPP	Success	34,373
Jun 11, 2021 18:47	evgenikwt	CPP	Success	32,562
Jun 11, 2021 18:47	evgenikwt	CPP	Error
Jun 11, 2021 18:42	evgenikwt	CPP	Success	32,387
Jun 11, 2021 18:42	evgenikwt	CPP	Error
Jun 11, 2021 15:43	evgenikwt	CPP	Error
Jun 11, 2021 15:37	evgenikwt	CPP	Success	33,552
Jun 11, 2021 11:14	Dmitry Dolgopolov	CPP	Success	27,622+0.16 RP
Jun 11, 2021 11:12	Dmitry Dolgopolov	CPP	Success	27,852
Jun 11, 2021 11:12	Dmitry Dolgopolov	CPP	Error
Jun 11, 2021 11:12	Dmitry Dolgopolov	CPP	Error
Jun 11, 2021 11:11	Dmitry Dolgopolov	CPP	Error
Jun 11, 2021 06:15	evgenikwt	CPP	Error
Jun 11, 2021 06:14	evgenikwt	CPP	Success	32,129
Jun 11, 2021 06:10	evgenikwt	CPP	Success	33,085
Jun 11, 2021 06:09	evgenikwt	CPP	Error
Jun 11, 2021 06:06	evgenikwt	CPP	Success	32,492
Jun 11, 2021 06:06	evgenikwt	CPP	Error
Jun 11, 2021 06:05	evgenikwt	CPP	Error
Jun 11, 2021 06:05	evgenikwt	CPP	Error
Jun 11, 2021 06:04	evgenikwt	CPP	Success	31,941+4.92 RP
Jun 11, 2021 06:03	evgenikwt	CPP	Success	37,198
Jun 11, 2021 05:57	evgenikwt	CPP	Success	32,987
Jun 11, 2021 05:55	evgenikwt	CPP	Success	32,451+8.69 RP
Jun 11, 2021 05:47	evgenikwt	CPP	Success	34,739
Jun 11, 2021 05:43	evgenikwt	CPP	Success	35,880
Jun 11, 2021 05:35	evgenikwt	CPP	Error
Jun 11, 2021 05:28	evgenikwt	CPP	Success	35,735
Jun 11, 2021 05:22	evgenikwt	CPP	Success	35,291
Jun 11, 2021 05:21	evgenikwt	CPP	Success	41,838
Jun 11, 2021 05:19	evgenikwt	CPP	Success	35,457
Jun 11, 2021 05:15	evgenikwt	CPP	Success	39,293
Jun 11, 2021 05:12	evgenikwt	CPP	Success	46,846
Jun 11, 2021 05:11	evgenikwt	CPP	Success	48,662
Jun 11, 2021 05:09	evgenikwt	CPP	Success	63,483
Jun 11, 2021 05:07	evgenikwt	CPP	Success	63,602
Jun 11, 2021 05:05	evgenikwt	CPP	Error
Jun 11, 2021 05:04	evgenikwt	CPP	Error
Jun 11, 2021 05:03	evgenikwt	CPP	Error
Jun 11, 2021 02:29	evgenikwt	CPP	Error
Jun 11, 2021 02:27	evgenikwt	CPP	Error
Jun 11, 2021 02:24	evgenikwt	CPP	Error
Jun 11, 2021 02:21	evgenikwt	CPP	Error
Jun 7, 2021 20:25	Anna Stepko	CPP	Success	1,756,923
Jun 7, 2021 20:22	Anna Stepko	CPP	Success	1,741,027
Jun 7, 2021 20:15	Anna Stepko	CPP	Error
Jun 7, 2021 16:28	Anna Stepko	CPP	Success	1,672,867
Jun 7, 2021 16:27	Anna Stepko	CPP	Success	1,657,847
Jun 7, 2021 16:08	Anna Stepko	CPP	Success	1,646,794+6.07 RP
Jun 6, 2021 21:43	Yuriy Lyfenko	CPP	Success	17,250
Jun 6, 2021 21:42	Yuriy Lyfenko	CPP	Success	17,572
Jun 6, 2021 21:42	Yuriy Lyfenko	CPP	Success	17,527

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