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
Apr 5, 2024 16:35	Matt Stuchlik	CPPg++9.4.0	Success	30,417
Apr 5, 2024 16:34	Matt Stuchlik	CPPclang++10.0.0	Success	31,234
Apr 5, 2024 16:34	Matt Stuchlik	CPPclang++10.0.0	Success	33,688
Apr 5, 2024 16:33	Matt Stuchlik	CPPg++9.4.0	Success	33,611
Apr 5, 2024 16:24	Matt Stuchlik	CPPg++9.4.0	Success	30,400
Apr 5, 2024 16:24	Matt Stuchlik	CPPg++9.4.0	Error
Apr 5, 2024 16:18	Matt Stuchlik	CPPg++9.4.0	Success	40,663
Apr 5, 2024 16:18	Matt Stuchlik	CPPg++9.4.0	Error
Apr 5, 2024 15:58	Matt Stuchlik	CPPg++9.4.0	Success	40,558
Apr 5, 2024 15:58	Matt Stuchlik	CPPg++9.4.0	Error
Apr 5, 2024 15:46	Matt Stuchlik	CPPg++9.4.0	Success	32,434
Apr 5, 2024 15:45	Matt Stuchlik	CPPg++9.4.0	Error
Apr 5, 2024 14:32	Matt Stuchlik	CPPg++9.4.0	Success	34,700
Apr 5, 2024 14:31	Matt Stuchlik	CPPclang++10.0.0	Success	38,024
Apr 5, 2024 14:27	Matt Stuchlik	CPPg++9.4.0	Success	46,924
Apr 5, 2024 14:21	Matt Stuchlik	CPPg++9.4.0	Success	40,518
Apr 5, 2024 14:20	Matt Stuchlik	CPPg++9.4.0	Success	39,401
Apr 5, 2024 13:59	Matt Stuchlik	CPPg++9.4.0	Success	40,289
Apr 4, 2024 10:54	Nguyen Thanh Vinh	CPPg++9.4.0	Success	485,336
Apr 4, 2024 10:53	Nguyen Thanh Vinh	CPPg++9.4.0	Error
Apr 3, 2024 16:13	Chiraag Balu	CPPg++9.4.0	Success	229,362
Apr 3, 2024 14:31	Matt Stuchlik	CPPg++9.4.0	Success	30,459
Apr 3, 2024 08:35	Chiraag Balu	CPPg++9.4.0	Error
Apr 3, 2024 04:11	Chiraag Balu	CPPg++9.4.0	Error
Apr 3, 2024 04:07	Chiraag Balu	CPPg++9.4.0	Error
Apr 3, 2024 02:43	Chiraag Balu	CPPg++9.4.0	Error
Apr 3, 2024 02:41	Chiraag Balu	CPPg++9.4.0	Error
Apr 2, 2024 17:49	Anh-Dung Nguyen	CPPclang++10.0.0	Success	1,596,715+6.26 RP
Apr 1, 2024 17:36	Bubble Boi	CPPg++9.4.0	Success	49,363+0.01 RP
Apr 1, 2024 17:35	Bubble Boi	CPPg++9.4.0	Success	51,872
Apr 1, 2024 17:33	E Sequeira	CPPg++9.4.0	Success	68,520
Apr 1, 2024 17:33	E Sequeira	CPPg++9.4.0	Success	68,610
Apr 1, 2024 17:30	E Sequeira	CPPg++9.4.0	Error
Apr 1, 2024 17:29	Bubble Boi	CPPg++9.4.0	Success	49,366+5.70 RP
Apr 1, 2024 17:29	E Sequeira	CPPg++9.4.0	Error
Apr 1, 2024 17:27	Bubble Boi	CPPg++9.4.0	Success	50,804
Apr 1, 2024 17:18	E Sequeira	CPPg++9.4.0	Success	55,371
Apr 1, 2024 17:16	E Sequeira	CPPg++9.4.0	Success	55,524
Apr 1, 2024 17:15	E Sequeira	CPPg++9.4.0	Error
Apr 1, 2024 17:14	E Sequeira	CPPg++9.4.0	Error
Apr 1, 2024 17:14	E Sequeira	CPPg++9.4.0	Error
Apr 1, 2024 17:12	E Sequeira	CPPg++9.4.0	Success	55,322
Apr 1, 2024 17:11	Drew Garcia	CPPclang++10.0.0	Error
Apr 1, 2024 17:11	E Sequeira	CPPg++9.4.0	Success	55,600
Apr 1, 2024 17:10	E Sequeira	CPPg++9.4.0	Success	55,306
Apr 1, 2024 17:08	Drew Garcia	CPPclang++10.0.0	Error
Apr 1, 2024 17:02	E Sequeira	CPPg++9.4.0	Error
Apr 1, 2024 16:55	E Sequeira	CPPg++9.4.0	Error
Apr 1, 2024 16:38	E Sequeira	CPPg++9.4.0	Success	57,677
Apr 1, 2024 16:37	E Sequeira	CPPg++9.4.0	Success	55,224
Apr 1, 2024 16:34	Drew Garcia	CPPclang++10.0.0	Error
Apr 1, 2024 16:30	Drew Garcia	CPPclang++10.0.0	Error
Apr 1, 2024 16:27	E Sequeira	CPPg++9.4.0	Error
Apr 1, 2024 16:14	Drew Garcia	CPPclang++10.0.0	Error
Apr 1, 2024 16:00	Drew Garcia	CPPclang++10.0.0	Error
Apr 1, 2024 15:58	Drew Garcia	CPPclang++10.0.0	Error
Apr 1, 2024 15:52	E Sequeira	CPPg++9.4.0	Success	55,867
Apr 1, 2024 15:51	E Sequeira	CPPg++9.4.0	Success	55,190
Apr 1, 2024 15:50	E Sequeira	CPPg++9.4.0	Success	55,356
Apr 1, 2024 15:49	E Sequeira	CPPg++9.4.0	Success	55,166
Apr 1, 2024 15:47	E Sequeira	CPPg++9.4.0	Error
Apr 1, 2024 15:47	E Sequeira	CPPg++9.4.0	Error
Apr 1, 2024 15:39	E Sequeira	CPPg++9.4.0	Error
Apr 1, 2024 15:36	E Sequeira	CPPg++9.4.0	Error
Apr 1, 2024 15:35	E Sequeira	CPPg++9.4.0	Error
Apr 1, 2024 15:32	E Sequeira	CPPg++9.4.0	Error
Apr 1, 2024 15:31	E Sequeira	CPPg++9.4.0	Error
Apr 1, 2024 15:30	E Sequeira	CPPg++9.4.0	Error
Apr 1, 2024 15:29	E Sequeira	CPPg++9.4.0	Error
Apr 1, 2024 15:26	E Sequeira	CPPg++9.4.0	Error
Apr 1, 2024 15:24	E Sequeira	CPPg++9.4.0	Error
Apr 1, 2024 15:23	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 18:20	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 18:16	vanshkumar	CPPg++9.4.0	Success	1,651,844+6.05 RP
Mar 31, 2024 18:14	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 18:10	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 18:09	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 15:42	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 15:41	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 15:38	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 15:38	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 15:37	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 15:37	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 14:52	E Sequeira	CPP	Error
Mar 31, 2024 14:44	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 14:43	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 14:30	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 14:30	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 14:28	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 14:24	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 14:23	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 14:22	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 14:22	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 14:21	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 14:21	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 14:18	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 14:17	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 14:17	E Sequeira	CPPg++9.4.0	Error
Mar 31, 2024 13:43	E Sequeira	CPPg++9.4.0	Success	54,316+1.36 RP
Mar 31, 2024 13:42	E Sequeira	CPPg++9.4.0	Error

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