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
Sep 25, 2022 15:40	aaavrc	CPPg++9.3.0	Success	448,896+0.25 RP
Sep 25, 2022 15:39	aaavrc	CPPg++9.3.0	Success	484,255
Sep 25, 2022 15:33	aaavrc	CPPg++9.3.0	Success	455,165
Sep 25, 2022 15:32	aaavrc	CPPg++9.3.0	Error
Sep 25, 2022 15:30	aaavrc	CPPg++9.3.0	Success	453,979
Sep 25, 2022 15:29	aaavrc	CPPg++9.3.0	Error
Sep 25, 2022 15:24	aaavrc	CPPg++9.3.0	Error
Sep 25, 2022 15:22	aaavrc	CPPg++9.3.0	Success	453,918+15.65 RP
Sep 25, 2022 15:21	aaavrc	CPPg++9.3.0	Success	1,570,884
Sep 25, 2022 15:19	aaavrc	CPPg++9.3.0	Success	1,566,933+0.29 RP
Sep 25, 2022 15:16	aaavrc	CPPg++9.3.0	Success	1,641,766
Sep 25, 2022 15:11	aaavrc	CPPg++9.3.0	Error
Sep 25, 2022 15:09	aaavrc	CPPg++9.3.0	Error
Sep 25, 2022 15:08	aaavrc	CPPg++9.3.0	Error
Sep 25, 2022 15:06	aaavrc	CPPg++9.3.0	Error
Sep 25, 2022 15:03	aaavrc	CPPg++9.3.0	Success	1,651,321
Sep 25, 2022 14:59	aaavrc	CPPg++9.3.0	Success	1,641,628+6.09 RP
Sep 23, 2022 13:26	abrasumente	RUSTrust-1.64.0	Error
Sep 23, 2022 13:25	abrasumente	RUSTrust-1.64.0	Success	399,820+18.92 RP
Sep 23, 2022 13:23	abrasumente	CPPg++9.3.0	Success	1,641,743+6.09 RP
Sep 19, 2022 01:47	Yuriy Lyfenko	CPPclang++10.0.0	Success	7,350
Sep 19, 2022 01:47	Yuriy Lyfenko	CPPclang++10.0.0	Success	7,461
Sep 19, 2022 01:46	Yuriy Lyfenko	CPPclang++10.0.0	Success	7,335
Sep 19, 2022 01:46	Yuriy Lyfenko	CPPclang++10.0.0	Success	7,379
Sep 19, 2022 01:38	Yuriy Lyfenko	CPPclang++10.0.0	Success	7,403
Sep 19, 2022 01:37	Yuriy Lyfenko	CPPclang++10.0.0	Success	7,388
Sep 19, 2022 01:37	Yuriy Lyfenko	CPPclang++10.0.0	Error
Sep 19, 2022 01:36	Yuriy Lyfenko	CPPclang++10.0.0	Success	7,389
Sep 19, 2022 01:31	Yuriy Lyfenko	CPPclang++10.0.0	Success	7,948
Sep 19, 2022 01:28	Yuriy Lyfenko	CPPclang++10.0.0	Error
Sep 19, 2022 01:22	Yuriy Lyfenko	CPPclang++10.0.0	Success	10,593
Sep 19, 2022 01:20	Yuriy Lyfenko	CPPclang++10.0.0	Error
Sep 18, 2022 04:01	Yuriy Lyfenko	CPPclang++10.0.0	Error
Sep 18, 2022 03:57	Yuriy Lyfenko	CPPclang++10.0.0	Error
Sep 17, 2022 21:45	stan agronov	GOgo1.19.1	Success	568,249
Sep 17, 2022 21:42	stan agronov	GOgo1.19.1	Error
Sep 17, 2022 21:34	stan agronov	GOgo1.19.1	Error
Sep 17, 2022 21:32	stan agronov	GOgo1.19.1	Error
Sep 17, 2022 21:28	stan agronov	GOgo1.19.1	Error
Sep 17, 2022 21:26	stan agronov	GOgo1.19.1	Error
Sep 17, 2022 21:20	stan agronov	GOgo1.19.1	Error
Sep 17, 2022 21:14	stan agronov	GOgo1.19.1	Error
Sep 17, 2022 21:11	stan agronov	GOgo1.19.1	Success	151,466+0.10 RP
Sep 17, 2022 20:52	stan agronov	GOgo1.19.1	Success	151,698+38.69 RP
Sep 17, 2022 20:35	stan agronov	GOgo1.19.1	Success	367,236+27.23 RP
Sep 17, 2022 01:53	Yuriy Lyfenko	CPPclang++10.0.0	Error
Sep 14, 2022 17:30	Bernard Teo	CPPg++9.3.0	Success	6,844
Sep 14, 2022 17:29	Bernard Teo	CPPg++9.3.0	Success	6,829
Sep 14, 2022 17:26	Bernard Teo	CPPg++9.3.0	Error
Sep 14, 2022 17:18	Bernard Teo	CPPg++9.3.0	Error
Sep 14, 2022 17:12	Bernard Teo	CPPg++9.3.0	Error
Sep 14, 2022 17:12	Bernard Teo	CPPg++9.3.0	Error
Sep 14, 2022 17:11	Bernard Teo	CPPg++9.3.0	Error
Sep 14, 2022 17:06	Bernard Teo	CPPg++9.3.0	Success	7,670
Sep 14, 2022 16:47	Bernard Teo	CPPg++9.3.0	Success	6,428
Sep 13, 2022 03:26	Yuriy Lyfenko	CPPclang++10.0.0	Success	7,537
Sep 13, 2022 03:07	Yuriy Lyfenko	CPPclang++10.0.0	Error
Sep 13, 2022 03:03	Yuriy Lyfenko	CPPclang++10.0.0	Error
Sep 13, 2022 03:02	Yuriy Lyfenko	CPPclang++10.0.0	Success	7,259
Sep 12, 2022 18:30	zhiayang	CPPg++9.3.0	Error
Sep 12, 2022 06:05	Yuriy Lyfenko	CPPclang++10.0.0	Success	7,214
Sep 12, 2022 04:45	Yuriy Lyfenko	CPPclang++10.0.0	Error
Sep 12, 2022 04:20	Yuriy Lyfenko	CPPclang++10.0.0	Error
Sep 12, 2022 04:17	Yuriy Lyfenko	CPPclang++10.0.0	Error
Sep 12, 2022 04:16	Yuriy Lyfenko	CPPclang++10.0.0	Error
Sep 12, 2022 04:10	Yuriy Lyfenko	CPPclang++10.0.0	Error
Sep 12, 2022 04:05	Yuriy Lyfenko	CPPclang++10.0.0	Success	7,229
Sep 12, 2022 04:04	Yuriy Lyfenko	CPPclang++10.0.0	Success	7,209
Sep 12, 2022 04:04	Yuriy Lyfenko	CPPclang++10.0.0	Success	7,176
Sep 12, 2022 04:03	Yuriy Lyfenko	CPPclang++10.0.0	Success	7,237
Sep 12, 2022 04:02	Yuriy Lyfenko	CPPclang++10.0.0	Error
Sep 12, 2022 04:00	Yuriy Lyfenko	CPPclang++10.0.0	Error
Sep 12, 2022 04:00	Yuriy Lyfenko	CPPclang++10.0.0	Error
Sep 12, 2022 04:00	Yuriy Lyfenko	CPPclang++10.0.0	Success	9,316
Sep 12, 2022 03:59	Yuriy Lyfenko	CPPclang++10.0.0	Success	8,015
Sep 12, 2022 03:58	Yuriy Lyfenko	CPPclang++10.0.0	Error
Sep 12, 2022 03:56	Yuriy Lyfenko	CPPclang++10.0.0	Success	7,143+87.64 RP
Sep 12, 2022 03:55	Yuriy Lyfenko	CPPclang++10.0.0	Error
Sep 12, 2022 03:28	Yuriy Lyfenko	CPPclang++10.0.0	Error
Sep 12, 2022 03:26	Yuriy Lyfenko	CPPclang++10.0.0	Error
Sep 12, 2022 03:25	Yuriy Lyfenko	CPPclang++10.0.0	Error
Sep 12, 2022 03:06	Yuriy Lyfenko	CPPclang++10.0.0	Error
Sep 12, 2022 03:01	Yuriy Lyfenko	CPPclang++10.0.0	Error
Sep 10, 2022 21:55	FedererKK	RUSTrust-1.63.0	Success	375,801+26.61 RP
Sep 10, 2022 15:46	berry_hibiscus	CPPg++9.3.0	Error
Sep 10, 2022 15:43	berry_hibiscus	CPPg++9.3.0	Error
Sep 10, 2022 15:42	berry_hibiscus	CPPg++9.3.0	Error
Sep 10, 2022 15:40	berry_hibiscus	CPPg++9.3.0	Error
Sep 10, 2022 15:01	berry_hibiscus	CPPg++9.3.0	Success	702,951+14.23 RP
Sep 10, 2022 14:40	berry_hibiscus	CPPg++9.3.0	Error
Sep 8, 2022 07:48	vanderlinde	RUSTrust-1.63.0	Success	351,546+2.12 RP
Sep 8, 2022 07:11	vanderlinde	RUSTrust-1.63.0	Success	379,850+26.33 RP
Sep 7, 2022 16:09	Bernard Teo	CPPg++9.3.0	Success	6,405+0.98 RP
Sep 7, 2022 16:08	Bernard Teo	CPPg++9.3.0	Success	6,424
Sep 7, 2022 15:56	Bernard Teo	CPPg++9.3.0	Success	6,407+252.96 RP
Sep 7, 2022 15:46	Bernard Teo	CPPg++9.3.0	Success	7,304
Sep 7, 2022 15:44	Bernard Teo	CPPg++9.3.0	Error
Sep 7, 2022 15:19	Bernard Teo	CPPg++9.3.0	Success	7,236
Sep 7, 2022 15:17	Bernard Teo	CPPg++9.3.0	Success	7,235
Sep 7, 2022 15:17	Bernard Teo	CPPg++9.3.0	Success	7,231

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