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
Mar 30, 2024 14:14	Drew Garcia	CPPclang++10.0.0	Error
Mar 30, 2024 14:12	Drew Garcia	CPPclang++10.0.0	Error
Mar 30, 2024 14:11	Drew Garcia	CPPclang++10.0.0	Error
Mar 30, 2024 14:08	Drew Garcia	CPPclang++10.0.0	Error
Mar 30, 2024 14:07	Drew Garcia	CPPclang++10.0.0	Error
Mar 30, 2024 14:04	Drew Garcia	CPPclang++10.0.0	Error
Mar 30, 2024 14:01	Drew Garcia	CPPclang++10.0.0	Error
Mar 30, 2024 13:59	Drew Garcia	CPPclang++10.0.0	Error
Mar 29, 2024 23:20	E Sequeira	CPPclang++10.0.0	Success	57,430
Mar 29, 2024 22:59	E Sequeira	CPPclang++10.0.0	Success	55,575
Mar 29, 2024 22:50	E Sequeira	CPPclang++10.0.0	Success	57,444
Mar 29, 2024 22:50	E Sequeira	CPPclang++10.0.0	Success	56,269
Mar 29, 2024 22:50	E Sequeira	CPPg++9.4.0	Success	56,804
Mar 29, 2024 22:46	E Sequeira	CPPg++9.4.0	Success	54,720+10.71 RP
Mar 29, 2024 22:43	E Sequeira	CPPg++9.4.0	Success	59,792
Mar 29, 2024 22:40	E Sequeira	CPPg++9.4.0	Success	59,736
Mar 29, 2024 22:39	E Sequeira	CPPclang++10.0.0	Success	58,990
Mar 29, 2024 22:32	E Sequeira	CPPclang++10.0.0	Success	59,060
Mar 29, 2024 22:30	E Sequeira	CPPclang++10.0.0	Success	59,102
Mar 29, 2024 22:29	E Sequeira	CPPclang++10.0.0	Success	59,141
Mar 29, 2024 22:28	E Sequeira	CPPclang++10.0.0	Success	59,129
Mar 29, 2024 22:26	E Sequeira	CPPg++9.4.0	Success	59,772
Mar 29, 2024 22:25	E Sequeira	CPPg++9.4.0	Error
Mar 29, 2024 22:24	E Sequeira	CPPg++9.4.0	Error
Mar 29, 2024 22:23	E Sequeira	CPPg++9.4.0	Error
Mar 29, 2024 22:22	E Sequeira	CPPg++9.4.0	Error
Mar 29, 2024 22:20	E Sequeira	CPPg++9.4.0	Error
Mar 29, 2024 22:19	E Sequeira	CPPg++9.4.0	Error
Mar 29, 2024 22:17	E Sequeira	CPPg++9.4.0	Error
Mar 29, 2024 22:11	E Sequeira	CPPg++9.4.0	Error
Mar 29, 2024 22:08	E Sequeira	CPPg++9.4.0	Error
Mar 29, 2024 22:05	E Sequeira	CPPg++9.4.0	Error
Mar 29, 2024 22:04	E Sequeira	CPPg++9.4.0	Error
Mar 29, 2024 22:02	E Sequeira	CPPg++9.4.0	Error
Mar 29, 2024 22:00	E Sequeira	CPPg++9.4.0	Error
Mar 29, 2024 21:52	E Sequeira	CPPg++9.4.0	Success	81,749
Mar 29, 2024 21:51	E Sequeira	CPPg++9.4.0	Error
Mar 29, 2024 21:50	E Sequeira	CPPg++9.4.0	Error
Mar 29, 2024 21:47	E Sequeira	CPPg++9.4.0	Error
Mar 29, 2024 21:45	E Sequeira	CPPg++9.4.0	Error
Mar 29, 2024 21:44	E Sequeira	CPPg++9.4.0	Error
Mar 29, 2024 21:43	E Sequeira	CPPg++9.4.0	Error
Mar 29, 2024 21:42	E Sequeira	CPPg++9.4.0	Error
Mar 29, 2024 21:36	E Sequeira	CPPg++9.4.0	Error
Mar 29, 2024 21:34	E Sequeira	CPPg++9.4.0	Error
Mar 29, 2024 21:33	E Sequeira	CPPg++9.4.0	Error
Mar 29, 2024 21:25	E Sequeira	CPPg++9.4.0	Error
Mar 28, 2024 21:50	woodsy-sounding-wilful-sapwood	CPPclang++10.0.0	Success	773,629+0.02 RP
Mar 28, 2024 20:43	woodsy-sounding-wilful-sapwood	CPPclang++10.0.0	Success	774,890+6.80 RP
Mar 28, 2024 20:16	woodsy-sounding-wilful-sapwood	CPPclang++10.0.0	Error
Mar 28, 2024 13:10	E Sequeira	CPPg++9.4.0	Success	58,125+0.03 RP
Mar 28, 2024 13:10	E Sequeira	CPPg++9.4.0	Success	63,261
Mar 28, 2024 13:09	E Sequeira	CPPg++9.4.0	Error
Mar 28, 2024 13:04	E Sequeira	CPPg++9.4.0	Error
Mar 28, 2024 13:03	E Sequeira	CPPg++9.4.0	Success	63,180
Mar 28, 2024 12:59	E Sequeira	CPPg++9.4.0	Success	63,206
Mar 28, 2024 12:58	E Sequeira	CPPg++9.4.0	Success	91,536
Mar 28, 2024 12:49	E Sequeira	CPPclang++10.0.0	Success	63,022
Mar 28, 2024 12:47	E Sequeira	CPPg++9.4.0	Success	58,134+30.25 RP
Mar 28, 2024 12:43	E Sequeira	CPPg++9.4.0	Success	70,540+135.69 RP
Mar 28, 2024 12:39	E Sequeira	CPPg++9.4.0	Success	1,646,343+6.07 RP
Mar 25, 2024 19:18	Alexander Krivolapov	RUSTrust-1.77.0	Success	20,030
Mar 25, 2024 19:16	Alexander Krivolapov	RUSTrust-1.77.0	Success	19,877+0.26 RP
Mar 25, 2024 14:27	Matt Stuchlik	CPPg++9.4.0	Success	52,385
Mar 25, 2024 14:24	Matt Stuchlik	CPPg++9.4.0	Success	44,872
Mar 25, 2024 14:23	Matt Stuchlik	CPPclang++10.0.0	Success	46,135
Mar 22, 2024 00:52	Nicolas	CPPclang++10.0.0	Error
Mar 21, 2024 11:58	Nguyen Thanh Vinh	CPPg++9.4.0	Error
Mar 21, 2024 11:57	Nguyen Thanh Vinh	CPPg++9.4.0	Error
Mar 21, 2024 01:41	Nicolas	CPPg++9.4.0	Success	1,646,431
Mar 19, 2024 15:13	Matt Stuchlik	CPPclang++10.0.0	Success	31,026
Mar 19, 2024 15:09	Matt Stuchlik	CPPclang++10.0.0	Success	30,357
Mar 19, 2024 15:08	Matt Stuchlik	CPPg++9.4.0	Success	34,877
Mar 19, 2024 15:04	Matt Stuchlik	CPPclang++10.0.0	Error
Mar 19, 2024 13:08	Matt Stuchlik	CPPclang++10.0.0	Success	33,707
Mar 19, 2024 13:06	Matt Stuchlik	CPPclang++10.0.0	Error
Mar 19, 2024 13:05	Matt Stuchlik	CPPclang++10.0.0	Error
Mar 19, 2024 13:04	Matt Stuchlik	CPPg++9.4.0	Success	36,203
Mar 19, 2024 13:04	Matt Stuchlik	CPPclang++10.0.0	Success	33,608
Mar 19, 2024 10:08	Matt Stuchlik	CPPclang++10.0.0	Success	40,205
Mar 19, 2024 09:21	Matt Stuchlik	CPPclang++10.0.0	Success	33,607
Mar 19, 2024 09:14	Matt Stuchlik	CPPclang++10.0.0	Success	33,643
Mar 19, 2024 08:43	Matt Stuchlik	CPPclang++10.0.0	Success	33,615
Mar 19, 2024 08:39	Matt Stuchlik	CPPg++9.4.0	Success	36,201
Mar 19, 2024 08:38	Matt Stuchlik	CPPclang++10.0.0	Success	33,702
Mar 19, 2024 07:52	Matt Stuchlik	CPPclang++10.0.0	Success	33,251
Mar 18, 2024 20:25	Matt Stuchlik	CPPg++9.4.0	Success	35,991
Mar 18, 2024 20:20	Matt Stuchlik	CPPg++9.4.0	Error
Mar 18, 2024 20:16	Matt Stuchlik	CPPg++9.4.0	Success	36,702
Mar 18, 2024 20:13	Matt Stuchlik	CPPg++9.4.0	Success	36,635
Mar 18, 2024 18:54	Matt Stuchlik	CPPg++9.4.0	Error
Mar 18, 2024 18:32	Matt Stuchlik	CPPg++9.4.0	Success	49,373
Mar 18, 2024 18:30	Matt Stuchlik	CPPg++9.4.0	Success	49,410
Mar 18, 2024 18:29	Matt Stuchlik	CPPg++9.4.0	Success	52,317
Mar 18, 2024 16:34	Matt Stuchlik	CPPg++9.4.0	Success	63,544
Mar 18, 2024 16:29	Matt Stuchlik	CPPg++9.4.0	Success	65,536
Mar 18, 2024 15:58	Matt Stuchlik	CPPg++9.4.0	Success	66,534
Mar 18, 2024 15:57	Matt Stuchlik	CPPg++9.4.0	Success	66,548
Mar 18, 2024 15:57	Matt Stuchlik	CPPg++9.4.0	Success	66,536
Mar 18, 2024 15:57	Matt Stuchlik	CPPg++9.4.0	Success	66,520

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