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
Sep 1, 2022 17:23	Bernard Teo	CPPg++9.3.0	Error
Sep 1, 2022 17:12	Bernard Teo	CPPg++9.3.0	Error
Sep 1, 2022 17:12	Bernard Teo	CPPg++9.3.0	Error
Sep 1, 2022 17:10	Bernard Teo	CPPg++9.3.0	Error
Sep 1, 2022 17:09	Bernard Teo	CPPg++9.3.0	Error
Sep 1, 2022 17:08	Bernard Teo	CPPg++9.3.0	Error
Sep 1, 2022 17:07	Bernard Teo	CPPg++9.3.0	Error
Sep 1, 2022 17:01	Bernard Teo	CPPg++9.3.0	Error
Sep 1, 2022 17:01	Bernard Teo	CPPg++9.3.0	Error
Sep 1, 2022 17:00	Bernard Teo	CPPg++9.3.0	Error
Sep 1, 2022 16:48	Bernard Teo	CPPg++9.3.0	Error
Sep 1, 2022 15:39	Bernard Teo	CPPg++9.3.0	Success	91,292
Sep 1, 2022 15:39	Bernard Teo	CPPg++9.3.0	Error
Sep 1, 2022 15:39	Bernard Teo	CPPg++9.3.0	Error
Sep 1, 2022 15:38	Bernard Teo	CPPg++9.3.0	Error
Sep 1, 2022 15:37	Bernard Teo	CPPg++9.3.0	Success	90,942+0.13 RP
Sep 1, 2022 15:37	Bernard Teo	CPPg++9.3.0	Error
Sep 1, 2022 15:37	Bernard Teo	CPPg++9.3.0	Error
Sep 1, 2022 15:36	Bernard Teo	CPPg++9.3.0	Error
Sep 1, 2022 14:01	Bernard Teo	CPPg++9.3.0	Success	91,048+103.74 RP
Sep 1, 2022 14:00	Bernard Teo	CPPg++9.3.0	Error
Sep 1, 2022 13:45	Bernard Teo	CPPg++9.3.0	Success	1,641,915+6.09 RP
Aug 31, 2022 14:56	korey-s	RUSTrust-1.63.0	Success	373,322+26.79 RP
Aug 31, 2022 12:27	eeehaoa	CPPg++9.3.0	Success	1,641,857+6.09 RP
Aug 30, 2022 08:48	eeby jeeby	CPPg++9.3.0	Success	1,642,116+6.09 RP
Aug 24, 2022 08:02	Sergey Nesterenko	CPPg++9.3.0	Success	52,017
Aug 24, 2022 08:00	Sergey Nesterenko	CPPclang++10.0.0	Success	90,970
Aug 24, 2022 07:58	Sergey Nesterenko	CPPg++9.3.0	Success	52,103
Aug 24, 2022 07:57	Sergey Nesterenko	CPPg++9.3.0	Success	52,009+186.15 RP
Aug 24, 2022 07:36	Sergey Nesterenko	CPPg++9.3.0	Error
Aug 24, 2022 07:31	Sergey Nesterenko	CPPg++9.3.0	Error
Aug 24, 2022 06:22	Sergey Nesterenko	CPPg++9.3.0	Success	1,634,623
Aug 24, 2022 06:21	Sergey Nesterenko	CPPg++9.3.0	Error
Aug 24, 2022 06:19	Sergey Nesterenko	CPPg++9.3.0	Error
Aug 24, 2022 06:08	Sergey Nesterenko	CPPg++9.3.0	Success	1,666,647
Aug 24, 2022 06:08	Sergey Nesterenko	CPPg++9.3.0	Error
Aug 24, 2022 05:59	Sergey Nesterenko	CPPg++9.3.0	Success	1,633,448+0.01 RP
Aug 24, 2022 05:57	Sergey Nesterenko	CPPg++9.3.0	Error
Aug 24, 2022 05:54	Sergey Nesterenko	CPPg++9.3.0	Error
Aug 24, 2022 05:28	Sergey Nesterenko	CPPg++9.3.0	Success	1,636,439+0.02 RP
Aug 24, 2022 05:27	Sergey Nesterenko	CPPg++9.3.0	Success	1,641,007
Aug 24, 2022 05:26	Sergey Nesterenko	CPPg++9.3.0	Error
Aug 24, 2022 05:23	Sergey Nesterenko	CPPg++9.3.0	Error
Aug 24, 2022 05:19	Sergey Nesterenko	CPPg++9.3.0	Error
Aug 24, 2022 05:13	Sergey Nesterenko	CPPg++9.3.0	Error
Aug 24, 2022 05:10	Sergey Nesterenko	CPPg++9.3.0	Success	1,641,900+6.09 RP
Aug 22, 2022 03:43	zhiayang	CPPg++9.3.0	Success	39,257+11.64 RP
Aug 22, 2022 03:41	zhiayang	CPPg++9.3.0	Success	41,356
Aug 22, 2022 03:40	zhiayang	CPPg++9.3.0	Error
Aug 22, 2022 03:27	zhiayang	CPPg++9.3.0	Success	41,379
Aug 22, 2022 03:26	zhiayang	CPPg++9.3.0	Success	41,399
Aug 22, 2022 03:04	zhiayang	CPPg++9.3.0	Success	41,136+4.05 RP
Aug 22, 2022 03:02	zhiayang	CPPg++9.3.0	Error
Aug 22, 2022 02:56	zhiayang	CPPclang++10.0.0	Success	43,212
Aug 22, 2022 02:55	zhiayang	CPPg++9.3.0	Success	41,833+0.63 RP
Aug 22, 2022 02:46	zhiayang	CPPg++9.3.0	Success	41,943+24.57 RP
Aug 21, 2022 18:54	zhiayang	CPPg++9.3.0	Success	46,761+40.88 RP
Aug 21, 2022 18:34	zhiayang	CPPg++9.3.0	Success	58,048
Aug 21, 2022 18:33	zhiayang	CPPclang++10.0.0	Success	60,849
Aug 21, 2022 15:07	zhiayang	CPPclang++10.0.0	Success	57,813+10.18 RP
Aug 21, 2022 14:18	zhiayang	CPPclang++10.0.0	Success	102,709
Aug 21, 2022 14:17	zhiayang	CPPg++9.3.0	Success	105,164
Aug 21, 2022 14:15	zhiayang	CPPg++9.3.0	Error
Aug 20, 2022 20:19	Jonathan Dönszelmann	RUSTrust-1.63.0	Error
Aug 20, 2022 20:18	Jonathan Dönszelmann	RUSTrust-1.63.0	Error
Aug 20, 2022 19:57	Jonathan Dönszelmann	RUSTrust-1.63.0	Error
Aug 20, 2022 19:56	Jonathan Dönszelmann	RUSTrust-1.63.0	Error
Aug 20, 2022 19:50	Jonathan Dönszelmann	RUSTrust-1.63.0	Error
Aug 20, 2022 19:49	Jonathan Dönszelmann	RUSTrust-1.63.0	Error
Aug 20, 2022 19:45	Jonathan Dönszelmann	RUSTrust-1.63.0	Error
Aug 20, 2022 19:44	Jonathan Dönszelmann	RUSTrust-1.63.0	Error
Aug 20, 2022 19:24	Jonathan Dönszelmann	RUSTrust-1.63.0	Success	62,508+0.44 RP
Aug 20, 2022 19:12	Jonathan Dönszelmann	RUSTrust-1.63.0	Success	62,812
Aug 20, 2022 19:12	Jonathan Dönszelmann	RUSTrust-1.63.0	Error
Aug 20, 2022 19:11	Jonathan Dönszelmann	RUSTrust-1.63.0	Success	62,681+0.03 RP
Aug 20, 2022 19:09	Jonathan Dönszelmann	RUSTrust-1.63.0	Success	62,694+132.78 RP
Aug 20, 2022 18:58	Jonathan Brouwer	RUSTrust-1.63.0	Success	378,615+26.41 RP
Aug 20, 2022 18:18	Jonathan Dönszelmann	RUSTrust-1.63.0	Success	380,778
Aug 20, 2022 17:58	Jonathan Dönszelmann	RUSTrust-1.63.0	Success	374,249+0.13 RP
Aug 20, 2022 17:56	Jonathan Dönszelmann	RUSTrust-1.63.0	Success	383,718
Aug 20, 2022 17:54	Jonathan Dönszelmann	RUSTrust-1.63.0	Success	376,105+26.59 RP
Aug 20, 2022 09:33	zhiayang	CPPclang++10.0.0	Success	61,816
Aug 20, 2022 09:30	zhiayang	CPPclang++10.0.0	Success	61,429+162.79 RP
Aug 19, 2022 19:25	Kanishk Arora	CPPg++9.3.0	Success	1,641,361+6.09 RP
Aug 19, 2022 03:09	James Tan	CPPg++9.3.0	Success	1,641,930+6.09 RP
Aug 19, 2022 03:08	James Tan	CPPg++9.3.0	Error
Aug 15, 2022 14:45	Jakub Gałecki	CPPclang++10.0.0	Success	1,649,051+6.06 RP
Aug 9, 2022 12:24	Elvir Crnčević	CPPclang++10.0.0	Error
Aug 4, 2022 19:32	Eugene Zhydzetski	GOgo1.19	Success	78,366+21.25 RP
Aug 4, 2022 04:35	Yevhen Kazmin	RUSTrust-1.62.0	Success	68,121
Aug 4, 2022 04:34	Yevhen Kazmin	RUSTrust-1.62.0	Error
Aug 4, 2022 04:31	Yevhen Kazmin	RUSTrust-1.62.0	Error
Aug 4, 2022 04:31	Yevhen Kazmin	RUSTrust-1.62.0	Error
Aug 4, 2022 04:27	Yevhen Kazmin	RUSTrust-1.62.0	Success	63,463
Aug 4, 2022 04:24	Yevhen Kazmin	RUSTrust-1.62.0	Success	223,628
Aug 4, 2022 04:22	Yevhen Kazmin	RUSTrust-1.62.0	Error
Aug 4, 2022 04:22	Yevhen Kazmin	RUSTrust-1.62.0	Error
Aug 4, 2022 04:17	Yevhen Kazmin	RUSTrust-1.62.0	Error
Aug 4, 2022 04:07	Yevhen Kazmin	RUSTrust-1.62.0	Error
Aug 4, 2022 03:58	Yevhen Kazmin	CPPclang++10.0.0	Success	62,112+0.02 RP

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