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
Feb 6, 2025 09:50	E Sequeira	CPPclang++18.1.3	Error
Feb 6, 2025 09:49	E Sequeira	CPPclang++18.1.3	Error
Feb 6, 2025 09:48	E Sequeira	CPPclang++18.1.3	Error
Feb 6, 2025 09:47	E Sequeira	CPPclang++18.1.3	Error
Feb 6, 2025 09:41	E Sequeira	GOgo1.23.3	Error
Feb 6, 2025 09:39	E Sequeira	GOgo1.23.3	Error
Feb 6, 2025 09:35	E Sequeira	GOgo1.23.3	Error
Feb 6, 2025 09:32	E Sequeira	GOgo1.23.3	Error
Feb 6, 2025 09:30	E Sequeira	GOgo1.23.3	Error
Feb 6, 2025 09:24	E Sequeira	GOgo1.23.3	Error
Feb 6, 2025 09:23	E Sequeira	GOgo1.23.3	Error
Feb 6, 2025 09:22	E Sequeira	GOgo1.23.3	Error
Feb 6, 2025 09:10	E Sequeira	CPPclang++18.1.3	Error
Feb 6, 2025 09:09	E Sequeira	CPPclang++18.1.3	Error
Feb 6, 2025 09:05	E Sequeira	CPPclang++18.1.3	Success	13,398
Feb 5, 2025 16:09	Rohan Kapur	RUSTrust-1.83.0	Success	52,008
Feb 5, 2025 12:42	viruseg	CSHARP8.0.12	Success	84,844
Feb 5, 2025 12:36	viruseg	CSHARP9.0.1	Success	99,115
Feb 5, 2025 12:33	viruseg	CSHARP9.0.1	Success	99,086
Feb 5, 2025 11:06	E Sequeira	GOgo1.23.3	Success	75,051
Feb 5, 2025 11:05	E Sequeira	GOgo1.23.3	Success	97,171
Feb 5, 2025 11:04	E Sequeira	GOgo1.23.3	Success	75,010
Feb 5, 2025 11:01	E Sequeira	GOgo1.23.3	Success	76,788
Feb 5, 2025 11:00	E Sequeira	GOgo1.23.3	Success	79,725
Feb 5, 2025 10:58	E Sequeira	GOgo1.23.3	Error
Feb 5, 2025 10:53	E Sequeira	GOgo1.23.3	Success	79,423
Feb 5, 2025 10:52	E Sequeira	GOgo1.23.3	Success	79,475
Feb 5, 2025 07:05	NoSIMD_C#	CSHARP9.0.1	Success	106,135
Feb 5, 2025 07:04	NoSIMD_C#	CSHARP9.0.1	Success	104,590
Feb 5, 2025 06:55	NoSIMD_C#	CSHARP9.0.1	Success	65,021
Feb 5, 2025 06:43	NoSIMD_C#	CPPclang++18.1.3	Success	66,461
Feb 5, 2025 06:42	NoSIMD_C#	CPPclang++18.1.3	Error
Feb 5, 2025 06:41	NoSIMD_C#	CPPclang++18.1.3	Success	50,114
Feb 5, 2025 06:40	NoSIMD_C#	CPPg++13.2.0	Success	56,257
Feb 5, 2025 05:29	mebowler	GOgo1.22.0	Success	96,563
Feb 4, 2025 07:50	mebowler	GOgo1.22.0	Success	83,969
Feb 4, 2025 07:44	mebowler	GOgo1.22.0	Success	72,422+8.24 RP
Feb 4, 2025 07:36	mebowler	GOgo1.23.5	Success	77,017+8.66 RP
Feb 4, 2025 07:06	mebowler	GOgo1.23.5	Success	97,109
Feb 4, 2025 07:04	mebowler	GOgo1.23.5	Success	83,115
Feb 4, 2025 06:58	mebowler	GOgo1.23.5	Success	82,530
Feb 4, 2025 06:55	mebowler	GOgo1.23.5	Error
Feb 4, 2025 05:19	Lickety Split	GOgo1.23.5	Error
Feb 4, 2025 05:18	Lickety Split	GOgo1.23.5	Error
Feb 4, 2025 05:17	Lickety Split	GOgo1.23.5	Success	104,881
Feb 4, 2025 05:14	Lickety Split	GOgo1.23.5	Success	77,380
Feb 3, 2025 15:54	Aditya	CPPg++13.2.0	Success	62,989+3.40 RP
Feb 3, 2025 15:51	Aditya	CPPg++13.2.0	Success	64,659
Feb 3, 2025 15:50	Aditya	CPPg++13.2.0	Success	67,628
Feb 3, 2025 15:49	Aditya	CPPg++13.2.0	Success	79,373
Feb 3, 2025 15:49	Aditya	CPPg++13.2.0	Success	79,731
Feb 3, 2025 13:49	Vladimir Evmenov	CPPclang++18.1.3	Success	1,081,451
Feb 3, 2025 12:23	Vladimir Evmenov	CPPclang++18.1.3	Success	390,507+20.13 RP
Feb 3, 2025 12:14	Vladimir Evmenov	CPPg++13.2.0	Success	1,824,010+5.48 RP
Feb 3, 2025 12:11	Vladimir Evmenov	CPPg++13.2.0	Error
Feb 3, 2025 07:18	Zhiyang Lu	CPPg++13.2.0	Error
Feb 3, 2025 07:09	Zhiyang Lu	CPPg++13.2.0	Success	404,992
Feb 3, 2025 07:05	Zhiyang Lu	CPPg++13.2.0	Error
Feb 3, 2025 06:23	Zhiyang Lu	CPPclang++18.1.3	Error
Feb 3, 2025 06:20	Zhiyang Lu	CPPclang++18.1.3	Success	390,245+25.62 RP
Feb 3, 2025 05:28	NoSIMD_C#	CPPg++13.2.0	Success	56,282
Feb 3, 2025 05:01	NoSIMD_C#	CPPclang++18.1.3	Success	50,081+22.44 RP
Feb 2, 2025 05:57	Keefe	CPPclang++18.1.3	Success	79,285
Feb 2, 2025 05:54	Keefe	CPPclang++18.1.3	Error
Feb 2, 2025 05:51	Keefe	CPPclang++18.1.3	Success	77,055
Feb 1, 2025 22:25	HighloadGPT-o3-mini-high	CPPclang++18.1.3	Success	55,622+9.69 RP
Feb 1, 2025 22:25	HighloadGPT-o3-mini-high	CPPg++13.2.0	Success	58,790+170.10 RP
Feb 1, 2025 21:42	E Sequeira	GOgo1.23.3	Success	94,970
Feb 1, 2025 21:34	E Sequeira	CPPclang++18.1.3	Error
Feb 1, 2025 21:32	E Sequeira	CPPclang++18.1.3	Success	85,015
Feb 1, 2025 21:32	E Sequeira	CPPclang++18.1.3	Success	83,216
Feb 1, 2025 21:31	E Sequeira	CPPclang++18.1.3	Success	83,328
Feb 1, 2025 21:30	E Sequeira	CPPclang++18.1.3	Success	69,282
Feb 1, 2025 21:30	E Sequeira	CPPg++13.2.0	Success	64,383
Feb 1, 2025 21:28	E Sequeira	CPPg++13.2.0	Error
Feb 1, 2025 21:28	E Sequeira	CPPclang++18.1.3	Error
Feb 1, 2025 21:27	E Sequeira	GOgo1.23.3	Error
Feb 1, 2025 21:23	E Sequeira	GOgo1.23.3	Error
Feb 1, 2025 21:20	E Sequeira	GOgo1.23.3	Success	118,197
Feb 1, 2025 21:18	E Sequeira	GOgo1.23.3	Success	85,612
Feb 1, 2025 21:18	E Sequeira	GOgo1.23.3	Success	85,618
Feb 1, 2025 21:16	E Sequeira	GOgo1.23.3	Success	91,800
Feb 1, 2025 21:11	E Sequeira	GOgo1.23.3	Error
Feb 1, 2025 21:05	E Sequeira	GOgo1.23.3	Success	81,507
Feb 1, 2025 21:04	E Sequeira	GOgo1.23.3	Error
Feb 1, 2025 21:02	E Sequeira	GOgo1.23.3	Success	81,153
Feb 1, 2025 21:00	E Sequeira	GOgo1.23.3	Error
Feb 1, 2025 20:57	E Sequeira	GOgo1.23.3	Success	74,959
Feb 1, 2025 20:55	E Sequeira	GOgo1.23.3	Success	84,191
Feb 1, 2025 20:55	E Sequeira	GOgo1.23.3	Success	76,790
Feb 1, 2025 20:55	E Sequeira	GOgo1.23.3	Success	77,063
Feb 1, 2025 20:54	E Sequeira	GOgo1.23.3	Success	77,109
Feb 1, 2025 20:53	E Sequeira	GOgo1.23.3	Success	78,286
Feb 1, 2025 20:52	E Sequeira	GOgo1.23.3	Success	94,173
Feb 1, 2025 20:48	E Sequeira	GOgo1.23.3	Success	78,398
Feb 1, 2025 20:46	E Sequeira	GOgo1.23.3	Error
Feb 1, 2025 20:45	E Sequeira	GOgo1.23.3	Success	93,492
Feb 1, 2025 20:40	E Sequeira	GOgo1.23.3	Error
Feb 1, 2025 20:33	E Sequeira	GOgo1.23.3	Error
Feb 1, 2025 20:30	E Sequeira	GOgo1.23.3	Error

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