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
Jan 1, 2023 15:54	Jack Frigaard	CPPclang++10.0.0	Success	4,994
Jan 1, 2023 15:54	Jack Frigaard	CPPclang++10.0.0	Success	4,998
Jan 1, 2023 15:53	Jack Frigaard	CPPclang++10.0.0	Success	5,048
Jan 1, 2023 15:51	Jack Frigaard	CPPclang++10.0.0	Success	5,042
Jan 1, 2023 15:45	Jack Frigaard	CPPclang++10.0.0	Success	5,109
Jan 1, 2023 15:42	Jack Frigaard	CPPclang++10.0.0	Success	5,007
Jan 1, 2023 15:42	Jack Frigaard	CPPclang++10.0.0	Success	4,924
Jan 1, 2023 14:35	Vytautas Gruslys	CPPg++9.3.0	Success	29,051
Jan 1, 2023 14:18	Vytautas Gruslys	CPPg++9.3.0	Success	23,998+1.64 RP
Jan 1, 2023 13:54	Vytautas Gruslys	CPPg++9.3.0	Success	24,093+195.51 RP
Jan 1, 2023 10:26	Vytautas Gruslys	CPPg++9.3.0	Success	45,705
Jan 1, 2023 09:11	Vytautas Gruslys	CPPg++9.3.0	Error
Jan 1, 2023 06:53	Vytautas Gruslys	CPPg++9.3.0	Success	63,048
Dec 31, 2022 21:54	Vytautas Gruslys	CPPg++9.3.0	Success	73,551
Dec 31, 2022 21:53	Vytautas Gruslys	CPPg++9.3.0	Success	45,549+14.80 RP
Dec 31, 2022 21:51	Vytautas Gruslys	CPPg++9.3.0	Success	48,842+198.61 RP
Dec 31, 2022 21:50	Vytautas Gruslys	CPPg++9.3.0	Error
Dec 31, 2022 20:21	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 31, 2022 20:18	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 31, 2022 20:16	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 31, 2022 17:28	Jack Frigaard	CPPclang++10.0.0	Success	4,919
Dec 31, 2022 17:20	Jack Frigaard	CPPclang++10.0.0	Success	5,085
Dec 31, 2022 17:19	Jack Frigaard	CPPclang++10.0.0	Success	5,094
Dec 31, 2022 17:19	Jack Frigaard	CPPclang++10.0.0	Success	7,909
Dec 31, 2022 17:18	Jack Frigaard	CPPclang++10.0.0	Success	5,083
Dec 31, 2022 17:17	Jack Frigaard	CPPclang++10.0.0	Success	5,087
Dec 31, 2022 17:16	Jack Frigaard	CPPclang++10.0.0	Success	4,963
Dec 31, 2022 17:15	Jack Frigaard	CPPclang++10.0.0	Success	5,169
Dec 31, 2022 17:14	Jack Frigaard	CPPclang++10.0.0	Success	4,979
Dec 31, 2022 17:13	Jack Frigaard	CPPclang++10.0.0	Success	5,007
Dec 31, 2022 17:13	Jack Frigaard	CPPclang++10.0.0	Success	4,928
Dec 31, 2022 17:12	Jack Frigaard	CPPclang++10.0.0	Success	5,097
Dec 31, 2022 17:11	Jack Frigaard	CPPclang++10.0.0	Success	5,007
Dec 31, 2022 17:10	Jack Frigaard	CPPclang++10.0.0	Success	4,977
Dec 31, 2022 17:10	Jack Frigaard	CPPclang++10.0.0	Success	4,950
Dec 31, 2022 17:09	Jack Frigaard	CPPclang++10.0.0	Success	4,933
Dec 31, 2022 17:09	Jack Frigaard	CPPclang++10.0.0	Success	4,925
Dec 31, 2022 17:08	Jack Frigaard	CPPclang++10.0.0	Success	4,900
Dec 31, 2022 17:08	Jack Frigaard	CPPclang++10.0.0	Success	4,897
Dec 31, 2022 17:07	Jack Frigaard	CPPclang++10.0.0	Success	4,870+41.74 RP
Dec 31, 2022 17:06	Jack Frigaard	CPPclang++10.0.0	Success	4,920+1.66 RP
Dec 31, 2022 17:06	Jack Frigaard	CPPclang++10.0.0	Success	4,922+36.00 RP
Dec 31, 2022 17:05	Jack Frigaard	CPPclang++10.0.0	Success	4,967
Dec 31, 2022 17:05	Jack Frigaard	CPPclang++10.0.0	Success	4,969
Dec 31, 2022 17:04	Jack Frigaard	CPPclang++10.0.0	Success	4,966+13.74 RP
Dec 31, 2022 17:04	Jack Frigaard	CPPclang++10.0.0	Success	5,015
Dec 31, 2022 17:03	Jack Frigaard	CPPclang++10.0.0	Success	5,160
Dec 31, 2022 17:02	Jack Frigaard	CPPclang++10.0.0	Success	5,126
Dec 31, 2022 17:02	Jack Frigaard	CPPclang++10.0.0	Success	5,134
Dec 31, 2022 17:02	Jack Frigaard	CPPclang++10.0.0	Success	5,163
Dec 31, 2022 17:01	Jack Frigaard	CPPclang++10.0.0	Success	5,164
Dec 31, 2022 17:00	Jack Frigaard	CPPclang++10.0.0	Success	5,137
Dec 31, 2022 17:00	Jack Frigaard	CPPclang++10.0.0	Success	5,140
Dec 31, 2022 16:59	Jack Frigaard	CPPclang++10.0.0	Success	5,185
Dec 31, 2022 16:59	Jack Frigaard	CPPclang++10.0.0	Success	5,136
Dec 31, 2022 16:58	Jack Frigaard	CPPclang++10.0.0	Success	5,134
Dec 31, 2022 16:57	Jack Frigaard	CPPclang++10.0.0	Success	5,132
Dec 31, 2022 16:56	Jack Frigaard	CPPclang++10.0.0	Success	5,338
Dec 31, 2022 16:55	Jack Frigaard	CPPclang++10.0.0	Success	4,983+98.22 RP
Dec 31, 2022 16:54	Jack Frigaard	CPPclang++10.0.0	Success	5,162
Dec 31, 2022 16:54	Jack Frigaard	CPPclang++10.0.0	Success	5,135
Dec 31, 2022 16:53	Jack Frigaard	CPPclang++10.0.0	Success	5,163
Dec 31, 2022 16:53	Jack Frigaard	CPPclang++10.0.0	Success	5,362
Dec 31, 2022 16:52	Jack Frigaard	CPPclang++10.0.0	Success	5,108+4.60 RP
Dec 31, 2022 16:50	Jack Frigaard	CPPclang++10.0.0	Success	5,356
Dec 31, 2022 16:41	Jack Frigaard	CPPclang++10.0.0	Success	5,351
Dec 31, 2022 16:40	Jack Frigaard	CPPclang++10.0.0	Success	5,162
Dec 31, 2022 16:05	x19	CPPg++9.3.0	Success	77,234+19.25 RP
Dec 31, 2022 16:00	x19	CPPg++9.3.0	Error
Dec 31, 2022 16:00	x19	CPPg++9.3.0	Error
Dec 31, 2022 15:57	x19	CPPg++9.3.0	Error
Dec 31, 2022 15:57	x19	CPPg++9.3.0	Error
Dec 31, 2022 15:56	x19	CPPclang++10.0.0	Error
Dec 31, 2022 15:55	parastrom	RUSTrust-1.66.0	Success	91,865+30.03 RP
Dec 31, 2022 15:52	x19	CPPg++9.3.0	Success	93,037
Dec 31, 2022 15:51	x19	CPPg++9.3.0	Error
Dec 31, 2022 15:45	parastrom	RUSTrust-1.66.0	Success	126,855+1.55 RP
Dec 31, 2022 15:45	Jack Frigaard	CPPclang++10.0.0	Success	5,134
Dec 31, 2022 15:44	Jack Frigaard	CPPclang++10.0.0	Success	5,156
Dec 31, 2022 15:44	Jack Frigaard	CPPclang++10.0.0	Success	5,348
Dec 31, 2022 15:43	parastrom	RUSTrust-1.66.0	Success	129,640
Dec 31, 2022 15:41	parastrom	RUSTrust-1.66.0	Success	129,407+2.30 RP
Dec 31, 2022 15:38	parastrom	RUSTrust-1.66.0	Success	267,567
Dec 31, 2022 15:37	x19	CPPg++9.3.0	Success	90,753
Dec 31, 2022 15:30	x19	CPPg++9.3.0	Success	90,719+0.45 RP
Dec 31, 2022 15:25	x19	CPPg++9.3.0	Success	103,441
Dec 31, 2022 15:24	x19	CPPg++9.3.0	Error
Dec 31, 2022 15:13	x19	CPPg++9.3.0	Error
Dec 31, 2022 15:08	x19	CPPg++9.3.0	Error
Dec 31, 2022 15:07	x19	CPPg++9.3.0	Success	91,095+5.38 RP
Dec 31, 2022 15:00	x19	CPPg++9.3.0	Error
Dec 31, 2022 14:40	x19	CPPg++9.3.0	Error
Dec 31, 2022 14:39	x19	CPPg++9.3.0	Error
Dec 31, 2022 14:35	x19	CPPg++9.3.0	Error
Dec 31, 2022 06:26	Bernard Teo	CPPg++9.3.0	Error
Dec 31, 2022 06:24	Bernard Teo	CPPg++9.3.0	Error
Dec 31, 2022 06:24	Bernard Teo	CPPg++9.3.0	Error
Dec 31, 2022 06:23	Bernard Teo	CPPg++9.3.0	Error
Dec 31, 2022 06:08	Bernard Teo	CPPg++9.3.0	Error
Dec 30, 2022 23:31	Rudy Roggio	CPPg++9.3.0	Error

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