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
Oct 13, 2023 21:26	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 21:24	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 21:22	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 21:20	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 21:12	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 21:04	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 21:03	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 20:51	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 20:48	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 20:43	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 20:41	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 20:37	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 20:36	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 20:33	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 20:32	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 20:30	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 20:26	Serge Smirnov	CPPg++9.3.0	Error
Oct 13, 2023 20:25	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 20:25	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 20:24	Serge Smirnov	CPPg++9.3.0	Error
Oct 13, 2023 20:23	Serge Smirnov	CPPg++9.3.0	Success	33,156
Oct 13, 2023 20:21	Serge Smirnov	CPPg++9.3.0	Error
Oct 13, 2023 20:20	Serge Smirnov	CPPg++9.3.0	Error
Oct 13, 2023 20:19	Serge Smirnov	CPPg++9.3.0	Error
Oct 13, 2023 20:19	Serge Smirnov	CPPg++9.3.0	Success	32,616+0.32 RP
Oct 13, 2023 20:16	Serge Smirnov	CPPg++9.3.0	Success	32,658
Oct 13, 2023 20:16	Serge Smirnov	CPPg++9.3.0	Success	32,656
Oct 13, 2023 20:15	Serge Smirnov	CPPg++9.3.0	Success	32,650+0.08 RP
Oct 13, 2023 20:15	Serge Smirnov	CPPg++9.3.0	Success	32,661
Oct 13, 2023 20:14	Serge Smirnov	CPPg++9.3.0	Success	32,715
Oct 13, 2023 20:13	Serge Smirnov	CPPg++9.3.0	Success	32,658+0.05 RP
Oct 13, 2023 20:13	Serge Smirnov	CPPg++9.3.0	Success	32,692
Oct 13, 2023 20:09	Serge Smirnov	CPPg++9.3.0	Success	32,663+0.34 RP
Oct 13, 2023 20:08	Serge Smirnov	CPPg++9.3.0	Success	32,699+4.60 RP
Oct 13, 2023 20:05	Serge Smirnov	CPPg++9.3.0	Success	33,664
Oct 13, 2023 19:36	Serge Smirnov	CPPg++9.3.0	Error
Oct 13, 2023 19:35	Serge Smirnov	CPPclang++10.0.0	Success	44,171
Oct 13, 2023 18:12	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 18:06	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 18:05	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 17:55	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 17:52	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 17:45	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 17:44	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 17:39	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 17:39	Michael Moon	CPPclang++10.0.0	Error
Oct 13, 2023 17:29	Michael Moon	CPPclang++10.0.0	Success	188,902+0.03 RP
Oct 13, 2023 17:27	Michael Moon	CPPg++9.3.0	Success	194,473
Oct 13, 2023 17:24	Michael Moon	CPPclang++10.0.0	Success	189,012+0.02 RP
Oct 13, 2023 17:20	Michael Moon	CPPclang++10.0.0	Success	189,066+46.76 RP
Oct 13, 2023 17:05	Michael Moon	CPPclang++10.0.0	Success	1,631,403+0.04 RP
Oct 13, 2023 17:03	Michael Moon	CPPg++9.3.0	Success	1,642,200+6.09 RP
Oct 13, 2023 11:33	oas212	GOgo1.21.3	Success	151,782+24.99 RP
Oct 13, 2023 11:26	oas212	GOgo1.21.3	Success	244,530+40.89 RP
Oct 13, 2023 11:15	zypeh	RUSTrust-1.72.1	Success	102,122
Oct 13, 2023 10:37	zypeh	RUSTrust-1.72.1	Error
Oct 13, 2023 07:20	Serge Smirnov	CPPg++9.3.0	Success	33,206
Oct 13, 2023 07:19	Serge Smirnov	CPPg++9.3.0	Success	33,213
Oct 13, 2023 07:17	Serge Smirnov	CPPg++9.3.0	Success	33,201
Oct 13, 2023 07:17	Serge Smirnov	CPPg++9.3.0	Success	33,213
Oct 13, 2023 07:16	Serge Smirnov	CPPg++9.3.0	Success	33,223
Oct 13, 2023 07:15	Serge Smirnov	CPPg++9.3.0	Success	34,132
Oct 13, 2023 05:25	Serge Smirnov	CPPg++9.3.0	Success	33,212
Oct 13, 2023 05:21	Serge Smirnov	CPPg++9.3.0	Success	33,198+0.19 RP
Oct 13, 2023 05:20	Serge Smirnov	CPPg++9.3.0	Success	33,219+0.70 RP
Oct 13, 2023 05:17	Serge Smirnov	CPPg++9.3.0	Success	33,315
Oct 13, 2023 04:50	Serge Smirnov	CPPg++9.3.0	Error
Oct 13, 2023 04:48	Serge Smirnov	CPPg++9.3.0	Error
Oct 13, 2023 04:11	Serge Smirnov	CPPg++9.3.0	Success	34,912
Oct 13, 2023 04:09	Serge Smirnov	CPPg++9.3.0	Error
Oct 12, 2023 23:32	Asset Malik	RUSTrust-1.72.1	Success	349,183+0.17 RP
Oct 12, 2023 18:32	Erik Haliewicz	CPPg++9.3.0	Error
Oct 12, 2023 18:31	Erik Haliewicz	CPPg++9.3.0	Error
Oct 12, 2023 18:31	Erik Haliewicz	CPPg++9.3.0	Error
Oct 12, 2023 18:29	Erik Haliewicz	CPPg++9.3.0	Error
Oct 12, 2023 18:27	Erik Haliewicz	CPPg++9.3.0	Error
Oct 11, 2023 20:54	Serge Smirnov	CPPg++9.3.0	Success	33,296+0.57 RP
Oct 11, 2023 20:53	Serge Smirnov	CPPg++9.3.0	Success	33,359+10.27 RP
Oct 11, 2023 20:06	goon-	CPPg++9.3.0	Error
Oct 11, 2023 20:05	goon-	CPPg++9.3.0	Success	63,695
Oct 11, 2023 19:57	Serge Smirnov	CPPg++9.3.0	Success	35,416
Oct 11, 2023 19:57	Serge Smirnov	CPPg++9.3.0	Success	37,426
Oct 11, 2023 19:53	Serge Smirnov	CPPg++9.3.0	Success	35,425
Oct 11, 2023 19:52	Serge Smirnov	CPPg++9.3.0	Success	34,556
Oct 11, 2023 19:48	Serge Smirnov	CPPg++9.3.0	Error
Oct 11, 2023 19:47	Serge Smirnov	CPPg++9.3.0	Error
Oct 11, 2023 19:38	apuxbt	CPPg++9.3.0	Error
Oct 11, 2023 19:34	apuxbt	CPPg++9.3.0	Error
Oct 11, 2023 19:25	apuxbt	CPPg++9.3.0	Success	82,244
Oct 11, 2023 19:25	apuxbt	CPPg++9.3.0	Error
Oct 11, 2023 19:24	apuxbt	CPPg++9.3.0	Error
Oct 11, 2023 19:23	apuxbt	CPPg++9.3.0	Error
Oct 11, 2023 19:21	apuxbt	CPPg++9.3.0	Error
Oct 11, 2023 17:33	Serge Smirnov	CPPg++9.3.0	Success	34,543+0.32 RP
Oct 11, 2023 17:30	Serge Smirnov	CPPg++9.3.0	Success	35,430
Oct 11, 2023 17:30	Serge Smirnov	CPPg++9.3.0	Success	35,423
Oct 11, 2023 17:30	Serge Smirnov	CPPg++9.3.0	Success	34,581+6.87 RP
Oct 11, 2023 17:29	Serge Smirnov	CPPg++9.3.0	Success	35,422+0.04 RP
Oct 11, 2023 17:03	Serge Smirnov	CPPg++9.3.0	Error
Oct 11, 2023 15:35	Serge Smirnov	CPPg++9.3.0	Success	36,671

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