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, 2021 16:03	Andrey Tsvetkov	GOgo1.17	Error
Sep 4, 2021 16:02	Andrey Tsvetkov	GOgo1.17	Error
Sep 3, 2021 21:22	picul	CPPg++9.3.0	Success	60,433
Sep 3, 2021 21:12	picul	CPPg++9.3.0	Success	58,527+0.21 RP
Sep 3, 2021 16:53	Ilya Aniskovets	CPPg++9.3.0	Success	40,951+0.05 RP
Sep 3, 2021 16:49	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 3, 2021 16:47	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 3, 2021 16:40	Ilya Aniskovets	CPPg++9.3.0	Success	47,654
Sep 3, 2021 14:10	Ilya Aniskovets	CPPg++9.3.0	Success	47,550
Sep 3, 2021 13:56	Ilya Aniskovets	CPPg++9.3.0	Success	93,853
Sep 3, 2021 13:50	Ilya Aniskovets	CPPg++9.3.0	Success	95,316
Sep 3, 2021 13:47	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 3, 2021 13:38	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 3, 2021 13:35	Ilya Aniskovets	CPPg++9.3.0	Success	94,446
Sep 3, 2021 13:31	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 3, 2021 12:54	msifeed	RUSTrust-1.54.0	Success	77,233
Sep 3, 2021 12:54	msifeed	RUSTrust-1.54.0	Success	89,409
Sep 3, 2021 12:53	msifeed	RUSTrust-1.54.0	Success	76,578
Sep 3, 2021 12:51	msifeed	RUSTrust-1.54.0	Success	80,978
Sep 3, 2021 12:49	msifeed	RUSTrust-1.54.0	Error
Sep 3, 2021 12:47	msifeed	RUSTrust-1.54.0	Error
Sep 3, 2021 12:44	msifeed	RUSTrust-1.54.0	Success	80,262
Sep 3, 2021 12:43	msifeed	RUSTrust-1.54.0	Error
Sep 3, 2021 12:41	msifeed	RUSTrust-1.54.0	Error
Sep 1, 2021 20:45	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 20:21	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 20:20	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 20:20	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 20:17	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 20:16	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 19:54	Ilya Aniskovets	CPPg++9.3.0	Success	111,134
Sep 1, 2021 19:51	Ilya Aniskovets	CPPg++9.3.0	Success	75,371
Sep 1, 2021 19:51	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 19:49	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 19:37	Ilya Aniskovets	CPPg++9.3.0	Success	124,806
Sep 1, 2021 19:32	Ilya Aniskovets	CPPg++9.3.0	Success	82,310
Sep 1, 2021 19:24	Ilya Aniskovets	CPPg++9.3.0	Success	66,566
Sep 1, 2021 19:24	Ilya Aniskovets	CPPg++9.3.0	Success	66,569
Sep 1, 2021 19:23	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 19:22	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 19:13	Ilya Aniskovets	CPPg++9.3.0	Success	157,689
Sep 1, 2021 19:13	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 19:11	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 19:11	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 19:06	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 19:02	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 19:00	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 18:55	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 18:53	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 18:51	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 18:45	Ilya Aniskovets	CPPg++9.3.0	Success	71,262
Sep 1, 2021 18:37	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 18:35	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 18:34	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 18:33	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 18:32	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 18:30	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 12:33	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 12:32	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 12:30	Ilya Aniskovets	CPPg++9.3.0	Success	103,047
Sep 1, 2021 12:29	Ilya Aniskovets	CPPg++9.3.0	Success	102,715
Sep 1, 2021 12:10	Ilya Aniskovets	CPPg++9.3.0	Success	71,980
Sep 1, 2021 12:01	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 12:01	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 12:00	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 11:59	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 11:53	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 11:52	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 11:51	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 11:41	Ilya Aniskovets	CPPg++9.3.0	Success	40,960+2.19 RP
Sep 1, 2021 11:41	Ilya Aniskovets	CPPg++9.3.0	Success	49,412
Sep 1, 2021 11:40	Ilya Aniskovets	CPPg++9.3.0	Success	49,054
Sep 1, 2021 11:37	Ilya Aniskovets	CPPg++9.3.0	Success	46,764
Sep 1, 2021 11:37	picul	CPPg++9.3.0	Success	58,600+51.95 RP
Sep 1, 2021 11:32	Ilya Aniskovets	CPPg++9.3.0	Success	45,047
Sep 1, 2021 11:29	Ilya Aniskovets	CPPg++9.3.0	Success	57,520
Sep 1, 2021 11:18	Ilya Aniskovets	CPPg++9.3.0	Success	49,099
Sep 1, 2021 11:17	Ilya Aniskovets	CPPg++9.3.0	Success	52,750
Sep 1, 2021 11:15	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 11:14	Ilya Aniskovets	CPPg++9.3.0	Success	52,759
Sep 1, 2021 11:13	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 11:08	Ilya Aniskovets	CPPg++9.3.0	Success	43,385
Sep 1, 2021 11:06	Ilya Aniskovets	CPPg++9.3.0	Success	41,889
Sep 1, 2021 11:05	Ilya Aniskovets	CPPg++9.3.0	Success	41,331+11.29 RP
Sep 1, 2021 11:05	Ilya Aniskovets	CPPg++9.3.0	Success	43,354+50.94 RP
Sep 1, 2021 11:01	Ilya Aniskovets	CPPg++9.3.0	Success	57,505
Sep 1, 2021 11:00	Ilya Aniskovets	CPPg++9.3.0	Success	57,517
Sep 1, 2021 10:59	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 10:54	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 10:54	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 10:53	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 10:50	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 10:48	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 10:47	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 1, 2021 10:33	Ilya Aniskovets	CPPg++9.3.0	Success	56,105
Sep 1, 2021 09:28	picul	CPPg++9.3.0	Success	86,397
Sep 1, 2021 09:27	picul	CPPg++9.3.0	Success	84,333
Sep 1, 2021 09:26	picul	CPPg++9.3.0	Success	86,587
Sep 1, 2021 09:25	picul	CPPg++9.3.0	Success	85,603
Sep 1, 2021 09:21	picul	CPPg++9.3.0	Error

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