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
Jul 25, 2022 17:27	deniskolsanov	RUSTrust-1.62.0	Error
Jul 25, 2022 17:26	Yuriy Lyfenko	CPPg++9.3.0	Success	15,049
Jul 25, 2022 17:18	deniskolsanov	RUSTrust-1.62.0	Success	378,437+26.42 RP
Jul 25, 2022 15:28	Yuriy Lyfenko	CPPg++9.3.0	Success	15,185
Jul 25, 2022 14:43	Yuriy Lyfenko	CPPg++9.3.0	Success	18,932
Jul 25, 2022 14:36	Yuriy Lyfenko	CPPg++9.3.0	Success	19,523
Jul 25, 2022 14:29	Yuriy Lyfenko	CPPg++9.3.0	Success	17,775
Jul 25, 2022 14:18	Yuriy Lyfenko	CPPclang++10.0.0	Success	17,454
Jul 23, 2022 10:03	Robert Burke	CPPg++9.3.0	Success	8,257
Jul 23, 2022 10:02	Robert Burke	CPPg++9.3.0	Success	8,248
Jul 23, 2022 10:00	Robert Burke	CPPg++9.3.0	Success	9,908
Jul 23, 2022 09:59	Robert Burke	CPPg++9.3.0	Success	9,949
Jul 23, 2022 09:56	Robert Burke	CPPg++9.3.0	Success	8,172
Jul 23, 2022 09:51	Robert Burke	CPPg++9.3.0	Success	8,174
Jul 22, 2022 08:46	Simon Marache	RUSTrust-1.62.0	Success	40,867+71.75 RP
Jul 22, 2022 03:54	Liam Powell	CPPg++9.3.0	Success	64,476
Jul 22, 2022 03:53	Liam Powell	CPPg++9.3.0	Error
Jul 22, 2022 03:21	Liam Powell	CPPg++9.3.0	Success	64,452+23.49 RP
Jul 22, 2022 03:21	Liam Powell	CPPg++9.3.0	Error
Jul 22, 2022 03:20	Liam Powell	CPPg++9.3.0	Error
Jul 22, 2022 03:19	Liam Powell	CPPg++9.3.0	Error
Jul 22, 2022 03:16	Liam Powell	CPPg++9.3.0	Success	75,948+14.06 RP
Jul 21, 2022 21:54	Robert Burke	CPPg++9.3.0	Error
Jul 21, 2022 21:42	Robert Burke	CPPg++9.3.0	Error
Jul 21, 2022 17:12	Robert Burke	CPPg++9.3.0	Success	8,253
Jul 21, 2022 14:32	Simon Marache	RUSTrust-1.62.0	Success	57,823+0.01 RP
Jul 21, 2022 14:30	Simon Marache	RUSTrust-1.62.0	Success	77,794
Jul 21, 2022 14:28	Simon Marache	RUSTrust-1.62.0	Error
Jul 21, 2022 14:26	Simon Marache	RUSTrust-1.62.0	Error
Jul 21, 2022 10:54	RemyB	CPPg++9.3.0	Success	63,878
Jul 21, 2022 10:47	RemyB	CPPg++9.3.0	Success	63,462
Jul 21, 2022 09:04	Simon Marache	RUSTrust-1.62.0	Success	57,827+18.36 RP
Jul 21, 2022 08:05	Robert Burke	CPPg++9.3.0	Success	8,253
Jul 21, 2022 08:04	Robert Burke	CPPclang++10.0.0	Success	8,903
Jul 21, 2022 08:01	Liam Powell	CPPclang++10.0.0	Success	85,027+0.53 RP
Jul 21, 2022 07:56	Liam Powell	CPPg++9.3.0	Success	85,410+73.10 RP
Jul 21, 2022 07:56	Liam Powell	CPPg++9.3.0	Success	324,338
Jul 21, 2022 07:52	Liam Powell	CPPg++9.3.0	Error
Jul 21, 2022 07:51	Liam Powell	CPPg++9.3.0	Error
Jul 21, 2022 07:49	Liam Powell	CPPg++9.3.0	Error
Jul 21, 2022 07:36	Liam Powell	CPPg++9.3.0	Success	233,628
Jul 21, 2022 07:33	Liam Powell	CPPg++9.3.0	Success	227,386+8.96 RP
Jul 21, 2022 07:30	Liam Powell	CPPg++9.3.0	Success	285,548+28.18 RP
Jul 21, 2022 07:28	Liam Powell	CPPg++9.3.0	Error
Jul 21, 2022 07:28	Liam Powell	CPPg++9.3.0	Error
Jul 21, 2022 06:58	Liam Powell	CPPg++9.3.0	Success	1,461,470+6.84 RP
Jul 21, 2022 06:37	Robert Burke	CPPclang++10.0.0	Success	8,909
Jul 21, 2022 06:25	Robert Burke	CPPg++9.3.0	Success	8,246
Jul 21, 2022 06:24	Robert Burke	CPPg++9.3.0	Success	8,823
Jul 20, 2022 21:20	Simon Marache	RUSTrust-1.62.0	Success	68,423
Jul 20, 2022 21:15	Simon Marache	RUSTrust-1.62.0	Success	71,142
Jul 20, 2022 16:29	Robert Burke	CPPg++9.3.0	Success	8,561
Jul 20, 2022 16:29	Robert Burke	CPPg++9.3.0	Success	8,553
Jul 20, 2022 16:28	Robert Burke	CPPg++9.3.0	Success	8,503
Jul 20, 2022 16:27	Robert Burke	CPPg++9.3.0	Success	8,153+1.50 RP
Jul 20, 2022 16:26	Robert Burke	CPPg++9.3.0	Success	8,169
Jul 20, 2022 16:25	Robert Burke	CPPg++9.3.0	Error
Jul 20, 2022 16:24	Robert Burke	CPPg++9.3.0	Success	8,158+11.66 RP
Jul 20, 2022 16:24	Robert Burke	CPPg++9.3.0	Success	8,469
Jul 20, 2022 16:23	Robert Burke	CPPg++9.3.0	Success	8,448
Jul 20, 2022 16:22	Robert Burke	CPPg++9.3.0	Success	8,512
Jul 20, 2022 16:16	Robert Burke	CPPg++9.3.0	Error
Jul 20, 2022 16:15	Robert Burke	CPPg++9.3.0	Error
Jul 20, 2022 13:47	MurkyMeow	CPPg++9.3.0	Error
Jul 20, 2022 13:34	Robert Burke	CPPg++9.3.0	Success	8,597
Jul 20, 2022 13:33	MurkyMeow	GOgo1.18.4	Success	384,316+19.93 RP
Jul 20, 2022 13:32	MurkyMeow	CPPg++9.3.0	Success	1,642,407+6.09 RP
Jul 19, 2022 21:53	Yuriy Lyfenko	CPPclang++10.0.0	Success	18,493
Jul 19, 2022 20:48	Yuriy Lyfenko	CPPclang++10.0.0	Error
Jul 19, 2022 20:47	Yuriy Lyfenko	CPPclang++10.0.0	Success	18,416
Jul 19, 2022 20:37	Yuriy Lyfenko	CPPclang++10.0.0	Error
Jul 19, 2022 18:36	Casper Jørgensen	GOgo1.18.4	Success	383,647+26.07 RP
Jul 19, 2022 17:09	RemyB	CPPg++9.3.0	Success	63,402
Jul 19, 2022 17:09	RemyB	CPPg++9.3.0	Error
Jul 19, 2022 17:07	RemyB	CPPg++9.3.0	Success	63,443
Jul 19, 2022 17:04	RemyB	CPPg++9.3.0	Success	63,444
Jul 19, 2022 16:59	RemyB	CPPg++9.3.0	Success	63,027+8.92 RP
Jul 19, 2022 16:39	Simon Marache	RUSTrust-1.62.0	Success	65,434
Jul 19, 2022 16:29	Yuriy Lyfenko	CPPclang++10.0.0	Success	19,160
Jul 19, 2022 16:25	Yuriy Lyfenko	CPPclang++10.0.0	Error
Jul 19, 2022 16:14	John	CPPg++9.3.0	Success	1,648,971+6.06 RP
Jul 19, 2022 16:01	Simon Marache	RUSTrust-1.62.0	Success	64,695+1.18 RP
Jul 19, 2022 15:51	Simon Marache	RUSTrust-1.62.0	Error
Jul 19, 2022 15:44	Yuriy Lyfenko	CPPclang++10.0.0	Success	21,201
Jul 19, 2022 15:36	Simon Marache	RUSTrust-1.62.0	Success	65,191+0.03 RP
Jul 19, 2022 15:33	Simon Marache	RUSTrust-1.62.0	Success	65,204+11.60 RP
Jul 19, 2022 15:25	Simon Marache	RUSTrust-1.62.0	Success	70,540+0.10 RP
Jul 19, 2022 12:32	Yuriy Lyfenko	CPPclang++10.0.0	Error
Jul 19, 2022 11:40	Jesper	GOgo1.18.4	Success	94,018+0.19 RP
Jul 19, 2022 11:39	Jesper	GOgo1.18.4	Success	94,185+0.01 RP
Jul 19, 2022 11:34	Jesper	GOgo1.18.4	Success	94,195+62.51 RP
Jul 19, 2022 11:28	Jesper	GOgo1.18.4	Success	229,093
Jul 19, 2022 11:28	Jesper	GOgo1.18.4	Error
Jul 19, 2022 11:24	Jesper	GOgo1.18.4	Success	242,178
Jul 19, 2022 11:23	Jesper	GOgo1.18.4	Success	229,075+3.50 RP
Jul 19, 2022 11:15	Jesper	GOgo1.18.4	Success	249,031+4.99 RP
Jul 19, 2022 10:14	Simon Marache	RUSTrust-1.62.0	Success	70,737
Jul 19, 2022 10:12	Simon Marache	RUSTrust-1.62.0	Error
Jul 19, 2022 09:58	Simon Marache	RUSTrust-1.62.0	Error
Jul 19, 2022 09:56	Simon Marache	RUSTrust-1.62.0	Error

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