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
Sep 4, 2023 21:16	mmalczak	CPPg++9.3.0	Success	47,794+25.06 RP
Sep 4, 2023 21:16	mmalczak	CPPg++9.3.0	Success	54,299
Sep 4, 2023 21:15	mmalczak	CPPg++9.3.0	Success	59,515
Sep 4, 2023 21:12	mmalczak	CPPg++9.3.0	Success	62,931
Sep 4, 2023 21:10	mmalczak	CPPg++9.3.0	Success	59,436
Sep 4, 2023 21:07	mmalczak	CPPg++9.3.0	Success	59,393
Sep 4, 2023 21:07	mmalczak	CPPg++9.3.0	Error
Sep 4, 2023 21:06	mmalczak	CPPg++9.3.0	Error
Sep 4, 2023 21:04	mmalczak	CPPg++9.3.0	Error
Sep 4, 2023 21:03	mmalczak	CPPg++9.3.0	Error
Sep 4, 2023 21:02	mmalczak	CPPg++9.3.0	Error
Sep 4, 2023 21:02	mmalczak	CPPg++9.3.0	Error
Sep 4, 2023 21:01	mmalczak	CPPg++9.3.0	Error
Sep 4, 2023 20:59	mmalczak	CPPg++9.3.0	Success	59,471
Sep 4, 2023 20:59	mmalczak	CPPg++9.3.0	Success	59,435
Sep 4, 2023 20:54	mmalczak	CPPg++9.3.0	Success	54,305
Sep 4, 2023 20:52	mmalczak	CPPg++9.3.0	Success	54,302
Sep 4, 2023 20:50	Kazbek	GOgo1.20.7	Success	110,740+5.83 RP
Sep 4, 2023 20:46	Kazbek	GOgo1.20.7	Success	118,383+3.72 RP
Sep 4, 2023 20:43	mmalczak	CPPg++9.3.0	Success	54,296+150.26 RP
Sep 4, 2023 20:39	mmalczak	CPPg++9.3.0	Success	296,541
Sep 4, 2023 20:38	mmalczak	CPPg++9.3.0	Success	294,856+5.50 RP
Sep 4, 2023 20:37	mmalczak	CPPg++9.3.0	Error
Sep 4, 2023 20:31	mmalczak	CPPg++9.3.0	Success	351,948+22.32 RP
Sep 4, 2023 20:31	Kazbek	GOgo1.20.7	Success	123,834+26.04 RP
Sep 4, 2023 20:19	Kazbek	GOgo1.20.7	Error
Sep 4, 2023 20:13	mmalczak	CPPg++9.3.0	Error
Sep 4, 2023 20:05	mmalczak	CPPg++9.3.0	Success	1,641,986+6.09 RP
Sep 4, 2023 14:15	Ignas Bagdonas	CPPclang++10.0.0	Success	13,777+129.79 RP
Sep 1, 2023 22:31	Ignas Bagdonas	CPPclang++10.0.0	Success	18,389
Sep 1, 2023 22:30	Ignas Bagdonas	CPPclang++10.0.0	Success	17,812
Sep 1, 2023 22:11	Ignas Bagdonas	CPPclang++10.0.0	Success	18,342
Sep 1, 2023 22:10	Ignas Bagdonas	CPPclang++10.0.0	Success	18,407
Sep 1, 2023 21:44	Aleksandr Dumarevskii	CPPg++9.3.0	Success	69,072
Sep 1, 2023 21:42	Aleksandr Dumarevskii	CPPg++9.3.0	Success	70,844
Sep 1, 2023 21:42	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 21:41	Aleksandr Dumarevskii	CPPg++9.3.0	Success	68,310
Sep 1, 2023 21:41	Aleksandr Dumarevskii	CPPg++9.3.0	Success	69,092
Sep 1, 2023 21:40	Aleksandr Dumarevskii	CPPg++9.3.0	Success	69,081
Sep 1, 2023 21:37	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 21:36	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 21:18	Aleksandr Dumarevskii	CPPg++9.3.0	Success	58,804
Sep 1, 2023 21:12	Aleksandr Dumarevskii	CPPg++9.3.0	Success	55,908
Sep 1, 2023 21:11	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 21:03	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 21:03	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 21:01	Aleksandr Dumarevskii	CPPg++9.3.0	Success	55,871
Sep 1, 2023 21:00	Aleksandr Dumarevskii	CPPg++9.3.0	Success	55,909
Sep 1, 2023 21:00	Aleksandr Dumarevskii	CPPg++9.3.0	Success	55,734+20.69 RP
Sep 1, 2023 20:59	Aleksandr Dumarevskii	CPPg++9.3.0	Success	63,000+20.30 RP
Sep 1, 2023 20:58	Aleksandr Dumarevskii	CPPg++9.3.0	Success	72,240+1.49 RP
Sep 1, 2023 20:58	Aleksandr Dumarevskii	CPPg++9.3.0	Success	73,116
Sep 1, 2023 20:57	Aleksandr Dumarevskii	CPPg++9.3.0	Success	73,138
Sep 1, 2023 20:56	Aleksandr Dumarevskii	CPPg++9.3.0	Success	73,026+136.94 RP
Sep 1, 2023 20:54	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:52	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:51	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:50	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:49	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:49	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:47	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:47	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:46	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:45	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:43	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:43	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:42	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:40	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:38	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:38	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:37	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:32	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:31	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:29	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:29	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:28	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:27	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:25	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:23	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:21	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:21	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:20	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 20:17	Aleksandr Dumarevskii	CPPg++9.3.0	Error
Sep 1, 2023 18:39	Ilya Aniskovets	CPPg++9.3.0	Success	92,440
Sep 1, 2023 18:39	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2023 18:37	Ilya Aniskovets	CPPg++9.3.0	Success	93,337
Sep 1, 2023 18:36	Ilya Aniskovets	CPPg++9.3.0	Success	94,220
Sep 1, 2023 18:36	Ilya Aniskovets	CPPclang++10.0.0	Success	80,618
Sep 1, 2023 18:36	Ilya Aniskovets	CPPclang++10.0.0	Success	80,616
Sep 1, 2023 18:29	Ilya Aniskovets	CPPclang++10.0.0	Success	60,698
Sep 1, 2023 18:28	Ilya Aniskovets	CPPclang++10.0.0	Success	60,684
Sep 1, 2023 18:28	Ilya Aniskovets	CPPg++9.3.0	Success	110,195
Sep 1, 2023 18:27	Ilya Aniskovets	CPPg++9.3.0	Success	110,171
Sep 1, 2023 18:26	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2023 18:24	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2023 18:24	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2023 18:23	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2023 18:19	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2023 18:18	Ilya Aniskovets	CPPclang++10.0.0	Error
Sep 1, 2023 18:03	Ilya Aniskovets	CPPclang++10.0.0	Error

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