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
Nov 1, 2021 10:09	Ilya Aniskovets	CPPclang++10.0.0	Success	71,100
Nov 1, 2021 10:08	Ilya Aniskovets	CPPg++9.3.0	Success	68,017
Nov 1, 2021 10:07	Ilya Aniskovets	CPPg++9.3.0	Error
Nov 1, 2021 10:06	Ilya Aniskovets	CPPg++9.3.0	Error
Nov 1, 2021 10:04	Ilya Aniskovets	CPPg++9.3.0	Error
Nov 1, 2021 10:01	Ilya Aniskovets	CPPg++9.3.0	Error
Nov 1, 2021 10:00	Ilya Aniskovets	CPPg++9.3.0	Error
Nov 1, 2021 10:00	Ilya Aniskovets	CPPg++9.3.0	Error
Nov 1, 2021 09:59	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 21:07	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 21:02	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 21:01	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 21:00	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 20:46	Ilya Aniskovets	CPPg++9.3.0	Success	40,454+1.22 RP
Oct 29, 2021 20:46	Ilya Aniskovets	CPPg++9.3.0	Success	41,631
Oct 29, 2021 20:45	Ilya Aniskovets	CPPg++9.3.0	Success	41,171
Oct 29, 2021 20:43	Ilya Aniskovets	CPPg++9.3.0	Success	40,655+1.78 RP
Oct 29, 2021 20:40	Ilya Aniskovets	CPPg++9.3.0	Success	40,957
Oct 29, 2021 20:39	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 20:39	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 20:35	Ilya Aniskovets	CPPg++9.3.0	Success	93,611
Oct 29, 2021 20:33	Ilya Aniskovets	CPPg++9.3.0	Success	95,998
Oct 29, 2021 20:28	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 20:24	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 20:22	Ilya Aniskovets	CPPg++9.3.0	Success	52,384
Oct 29, 2021 20:05	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 20:05	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 20:03	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 20:02	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 20:02	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 20:00	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:53	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:53	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:43	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:41	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:41	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:38	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:37	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:37	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:34	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:31	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:30	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:29	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:24	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:22	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:21	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:21	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:20	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:17	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:10	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:06	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:05	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:05	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:03	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:00	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 19:00	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 18:56	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 18:54	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 18:53	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 18:26	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 18:03	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 17:53	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 17:37	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 17:36	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 17:29	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 17:16	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 12:30	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 12:20	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 11:45	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 11:44	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 11:42	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 09:00	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 08:58	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 08:56	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 08:55	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 08:55	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 08:55	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 08:54	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 08:53	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 08:52	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 08:52	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 08:47	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 29, 2021 08:47	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 25, 2021 04:13	Yuriy Lyfenko	GOgo1.13.15	Success	37,217
Oct 25, 2021 04:12	Yuriy Lyfenko	GOgo1.13.15	Success	35,471
Oct 25, 2021 04:11	Yuriy Lyfenko	GOgo1.13.15	Error
Oct 25, 2021 04:09	Yuriy Lyfenko	GOgo1.17.2	Success	37,436
Oct 25, 2021 04:09	Yuriy Lyfenko	GOgo1.17.2	Error
Oct 17, 2021 12:48	Mikhail Shirokov	CPPg++9.3.0	Success	46,792
Oct 17, 2021 12:47	Mikhail Shirokov	CPPg++9.3.0	Success	46,744+0.28 RP
Oct 17, 2021 12:44	Mikhail Shirokov	CPPg++9.3.0	Success	46,806+0.13 RP
Oct 16, 2021 15:22	Ilya Aniskovets	CPPg++9.3.0	Success	86,247
Oct 16, 2021 15:22	Ilya Aniskovets	CPPclang++10.0.0	Success	108,256
Oct 16, 2021 15:21	Ilya Aniskovets	CPPclang++10.0.0	Success	108,957
Oct 16, 2021 15:19	Ilya Aniskovets	CPPclang++10.0.0	Error
Oct 16, 2021 15:19	Ilya Aniskovets	CPPg++9.3.0	Error
Oct 16, 2021 13:55	Ilya Aniskovets	CPPg++9.3.0	Success	41,842
Oct 16, 2021 13:54	Ilya Aniskovets	CPPclang++10.0.0	Success	88,395
Oct 12, 2021 13:29	tirochkin	GOgo1.17.2	Error
Oct 12, 2021 12:57	tirochkin	GOgo1.17.2	Success	156,360

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