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 10, 2024 19:23	Matt Stuchlik	CPPclang++10.0.0	Error
Apr 10, 2024 19:13	Matt Stuchlik	CPPclang++10.0.0	Error
Apr 10, 2024 18:47	Matt Stuchlik	CPPclang++10.0.0	Error
Apr 10, 2024 18:41	Matt Stuchlik	CPPclang++10.0.0	Success	18,861+0.06 RP
Apr 10, 2024 18:40	Matt Stuchlik	CPPclang++10.0.0	Success	20,571
Apr 10, 2024 18:33	Matt Stuchlik	CPPclang++10.0.0	Error
Apr 10, 2024 18:31	Matt Stuchlik	CPPclang++10.0.0	Error
Apr 10, 2024 18:14	Matt Stuchlik	CPPclang++10.0.0	Success	18,863+30.49 RP
Apr 10, 2024 17:39	Matt Stuchlik	CPPclang++10.0.0	Success	20,014+13.98 RP
Apr 10, 2024 16:30	Nguyen Thanh Vinh	CPPg++9.4.0	Success	97,409+81.98 RP
Apr 10, 2024 15:00	Matt Stuchlik	CPPclang++10.0.0	Success	21,506
Apr 10, 2024 14:57	Matt Stuchlik	CPPclang++10.0.0	Error
Apr 10, 2024 14:57	Matt Stuchlik	CPPclang++10.0.0	Success	21,492
Apr 10, 2024 14:56	Matt Stuchlik	CPPclang++10.0.0	Error
Apr 10, 2024 14:39	Matt Stuchlik	CPPclang++10.0.0	Error
Apr 10, 2024 14:38	Matt Stuchlik	CPPg++9.4.0	Error
Apr 10, 2024 14:37	Matt Stuchlik	CPPg++9.4.0	Success	38,626
Apr 10, 2024 14:33	Matt Stuchlik	CPPclang++10.0.0	Success	38,376
Apr 10, 2024 14:29	Matt Stuchlik	CPPclang++10.0.0	Success	31,601
Apr 10, 2024 09:06	Matt Stuchlik	CPPclang++10.0.0	Success	22,172
Apr 10, 2024 08:48	Matt Stuchlik	CPPclang++10.0.0	Success	21,014
Apr 10, 2024 08:41	Matt Stuchlik	CPPclang++10.0.0	Success	20,679
Apr 10, 2024 08:37	Matt Stuchlik	CPPclang++10.0.0	Success	20,664
Apr 10, 2024 08:32	Matt Stuchlik	CPPg++9.4.0	Success	22,081
Apr 10, 2024 08:31	Matt Stuchlik	CPPclang++10.0.0	Success	21,062
Apr 10, 2024 08:31	Matt Stuchlik	CPPclang++10.0.0	Error
Apr 10, 2024 08:28	Matt Stuchlik	CPPclang++10.0.0	Success	20,590+27.90 RP
Apr 10, 2024 07:31	Matt Stuchlik	CPPclang++10.0.0	Error
Apr 10, 2024 07:29	Matt Stuchlik	CPPclang++10.0.0	Success	23,856
Apr 10, 2024 07:27	Matt Stuchlik	CPPclang++10.0.0	Success	21,845+32.91 RP
Apr 10, 2024 07:26	Matt Stuchlik	CPPclang++10.0.0	Success	24,384
Apr 10, 2024 07:21	Matt Stuchlik	CPPclang++10.0.0	Success	24,684
Apr 10, 2024 07:20	Matt Stuchlik	CPPg++9.4.0	Success	23,537+82.71 RP
Apr 9, 2024 13:36	Matt Stuchlik	CPPg++9.4.0	Success	31,797
Apr 9, 2024 13:35	Matt Stuchlik	CPPg++9.4.0	Success	31,852
Apr 9, 2024 02:48	httpsx	CPPg++9.4.0	Success	204,203
Apr 9, 2024 02:43	httpsx	CPPg++9.4.0	Success	205,392
Apr 9, 2024 02:42	httpsx	CPPg++9.4.0	Success	204,163+0.02 RP
Apr 9, 2024 02:39	httpsx	CPPg++9.3.0	Success	204,233+0.04 RP
Apr 9, 2024 02:38	httpsx	CPPg++9.3.0	Success	346,288
Apr 9, 2024 02:34	httpsx	CPPg++9.3.0	Success	204,615
Apr 9, 2024 02:32	httpsx	CPPg++9.3.0	Success	204,398+2.64 RP
Apr 9, 2024 02:27	httpsx	CPPg++9.3.0	Success	216,077+15.40 RP
Apr 9, 2024 02:25	httpsx	CPPg++9.3.0	Success	323,790+0.12 RP
Apr 9, 2024 02:23	httpsx	CPPg++9.3.0	Success	2,097,010
Apr 9, 2024 02:22	httpsx	CPPg++9.3.0	Success	355,356
Apr 9, 2024 02:20	httpsx	CPPg++9.3.0	Success	470,942
Apr 9, 2024 02:18	httpsx	CPPg++9.3.0	Success	325,018+24.69 RP
Apr 9, 2024 02:15	httpsx	CPPg++9.3.0	Success	1,646,273+6.07 RP
Apr 9, 2024 01:28	Drew Garcia	CPPclang++10.0.0	Error
Apr 9, 2024 00:50	Drew Garcia	CPPclang++10.0.0	Error
Apr 8, 2024 21:23	Drew Garcia	CPPclang++10.0.0	Error
Apr 8, 2024 20:58	Drew Garcia	CPPclang++10.0.0	Error
Apr 8, 2024 16:31	Drew Garcia	CPPclang++10.0.0	Error
Apr 8, 2024 15:03	Drew Garcia	CPPclang++10.0.0	Error
Apr 8, 2024 15:01	Drew Garcia	CPPclang++10.0.0	Success	78,130+0.99 RP
Apr 8, 2024 14:58	Drew Garcia	CPPclang++10.0.0	Error
Apr 8, 2024 14:47	Drew Garcia	CPPclang++10.0.0	Success	78,740+0.28 RP
Apr 8, 2024 13:26	Drew Garcia	CPPclang++10.0.0	Success	81,440
Apr 8, 2024 13:21	Drew Garcia	CPPclang++10.0.0	Error
Apr 7, 2024 18:17	Matt Stuchlik	CPPg++9.4.0	Success	35,435
Apr 7, 2024 18:16	Matt Stuchlik	CPPclang++10.0.0	Success	32,728
Apr 7, 2024 17:30	Matt Stuchlik	CPPclang++10.0.0	Success	32,665
Apr 7, 2024 16:03	Matt Stuchlik	CPPclang++10.0.0	Error
Apr 7, 2024 15:59	Matt Stuchlik	CPPclang++10.0.0	Success	32,478
Apr 7, 2024 15:59	Matt Stuchlik	CPPclang++10.0.0	Success	29,901
Apr 7, 2024 15:58	Matt Stuchlik	CPPg++9.4.0	Success	31,774
Apr 7, 2024 15:58	Matt Stuchlik	CPPg++9.4.0	Error
Apr 7, 2024 15:57	Matt Stuchlik	CPPg++9.4.0	Success	31,667
Apr 7, 2024 15:56	Matt Stuchlik	CPPg++9.4.0	Success	31,740
Apr 7, 2024 10:51	E Sequeira	CPPclang++10.0.0	Error
Apr 7, 2024 10:47	E Sequeira	CPPclang++10.0.0	Error
Apr 7, 2024 10:44	E Sequeira	CPPclang++10.0.0	Error
Apr 7, 2024 09:33	E Sequeira	CPPclang++10.0.0	Error
Apr 7, 2024 09:32	E Sequeira	CPPclang++10.0.0	Error
Apr 7, 2024 09:31	E Sequeira	CPPclang++10.0.0	Error
Apr 7, 2024 09:30	E Sequeira	CPPclang++10.0.0	Error
Apr 7, 2024 09:30	E Sequeira	CPPclang++10.0.0	Error
Apr 7, 2024 09:28	E Sequeira	CPPclang++10.0.0	Error
Apr 7, 2024 09:27	E Sequeira	CPPclang++10.0.0	Error
Apr 7, 2024 09:25	E Sequeira	CPPclang++10.0.0	Error
Apr 7, 2024 09:23	E Sequeira	CPPclang++10.0.0	Error
Apr 7, 2024 09:22	E Sequeira	CPPclang++10.0.0	Error
Apr 7, 2024 09:20	E Sequeira	CPPclang++10.0.0	Error
Apr 7, 2024 09:17	E Sequeira	CPPclang++10.0.0	Success	55,774
Apr 7, 2024 08:58	E Sequeira	CPPg++9.4.0	Success	55,191
Apr 7, 2024 08:57	E Sequeira	RUSTrust-1.77.1	Success	106,377
Apr 7, 2024 08:56	E Sequeira	RUSTrust-1.77.1	Success	107,236
Apr 6, 2024 23:24	Iheb	CPPg++9.4.0	Error
Apr 6, 2024 22:39	aspiringquant	CPPg++9.4.0	Success	1,646,625+6.07 RP
Apr 6, 2024 15:53	Matt Stuchlik	CPPg++9.4.0	Success	31,869
Apr 6, 2024 15:40	Matt Stuchlik	CPPclang++10.0.0	Success	32,899
Apr 6, 2024 15:37	Matt Stuchlik	CPPclang++10.0.0	Success	29,899
Apr 6, 2024 15:31	Matt Stuchlik	CPPg++9.4.0	Error
Apr 6, 2024 15:31	Matt Stuchlik	CPPg++9.4.0	Success	31,766
Apr 6, 2024 15:07	Matt Stuchlik	CPPg++9.4.0	Success	34,030
Apr 6, 2024 15:04	Matt Stuchlik	CPPg++9.4.0	Success	35,139
Apr 6, 2024 15:03	Matt Stuchlik	CPPg++9.4.0	Error
Apr 6, 2024 12:16	Matt Stuchlik	CPPg++9.4.0	Success	36,116
Apr 6, 2024 12:15	Matt Stuchlik	CPPg++9.4.0	Success	36,914

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