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
Jul 27, 2024 23:10	Michael Goin	CPPg++9.4.0	Success	810,407
Jul 27, 2024 23:06	Lickety Split	GOgo1.22.5	Success	553,876
Jul 27, 2024 22:26	Lickety Split	GOgo1.22.5	Success	550,798
Jul 27, 2024 22:23	Lickety Split	GOgo1.22.5	Success	552,323
Jul 27, 2024 22:20	Lickety Split	GOgo1.22.5	Error
Jul 27, 2024 22:19	Lickety Split	GOgo1.22.5	Success	164,744
Jul 27, 2024 21:32	Avinash Boddu	CSHARP9.0.0-preview.6	Error
Jul 27, 2024 21:06	@clflushopt	CPPclang++10.0.0	Success	1,595,850+6.27 RP
Jul 27, 2024 21:06	Avinash Boddu	CSHARP9.0.0-preview.6	Error
Jul 27, 2024 21:05	Avinash Boddu	CSHARP9.0.0-preview.6	Error
Jul 27, 2024 21:04	Avinash Boddu	CSHARP9.0.0-preview.6	Error
Jul 27, 2024 21:02	Avinash Boddu	CSHARP9.0.0-preview.6	Success	158,735
Jul 27, 2024 20:56	Avinash Boddu	CSHARP9.0.0-preview.6	Error
Jul 27, 2024 20:53	Michael Goin	CPPg++9.4.0	Success	486,522+14.50 RP
Jul 27, 2024 20:50	Michael Goin	CPPg++9.4.0	Error
Jul 27, 2024 20:48	Avinash Boddu	CSHARP9.0.0-preview.6	Error
Jul 27, 2024 20:38	Michael Goin	CPPg++9.4.0	Success	1,652,886+6.05 RP
Jul 27, 2024 20:25	Avinash Boddu	CSHARP9.0.0-preview.6	Error
Jul 27, 2024 20:04	Avinash Boddu	CSHARP9.0.0-preview.6	Error
Jul 27, 2024 19:59	Avinash Boddu	CSHARP9.0.0-preview.6	Error
Jul 27, 2024 19:56	Avinash Boddu	CSHARP9.0.0-preview.6	Success	158,504+0.02 RP
Jul 27, 2024 19:53	Avinash Boddu	CSHARP9.0.0-preview.6	Success	190,185
Jul 27, 2024 19:03	Avinash Boddu	CSHARP9.0.0-preview.6	Success	158,552+30.15 RP
Jul 27, 2024 19:00	Avinash Boddu	CSHARP9.0.0-preview.6	Error
Jul 27, 2024 18:58	Avinash Boddu	CSHARP9.0.0-preview.6	Error
Jul 27, 2024 18:58	Ondřej Mézl	CPPg++9.4.0	Success	75,768+3.51 RP
Jul 27, 2024 18:53	Ondřej Mézl	CPPg++9.4.0	Success	77,858
Jul 27, 2024 18:47	Ondřej Mézl	CPPg++9.4.0	Success	77,837+7.06 RP
Jul 27, 2024 18:43	Avinash Boddu	CSHARP9.0.0-preview.6	Error
Jul 27, 2024 18:42	Avinash Boddu	CSHARP9.0.0-preview.6	Error
Jul 27, 2024 18:37	Avinash Boddu	CSHARP9.0.0-preview.6	Error
Jul 27, 2024 18:37	Ondřej Mézl	CPPg++9.4.0	Success	82,365+115.34 RP
Jul 27, 2024 18:36	Avinash Boddu	CSHARP9.0.0-preview.6	Error
Jul 27, 2024 18:24	Ondřej Mézl	CPPg++9.4.0	Success	1,646,237+6.07 RP
Jul 27, 2024 18:22	Tuetuopay	CPPclang++10.0.0	Success	60,231
Jul 27, 2024 18:22	Tuetuopay	CPPg++9.4.0	Success	60,365
Jul 27, 2024 18:19	Tuetuopay	RUSTrust-1.80.0	Success	59,239+0.01 RP
Jul 27, 2024 18:17	Avinash Boddu	CSHARP9.0.0-preview.6	Success	303,797+5.43 RP
Jul 27, 2024 17:50	Tuetuopay	RUSTrust-1.80.0	Success	113,693
Jul 27, 2024 17:42	Lickety Split	GOgo1.22.5	Error
Jul 27, 2024 17:38	Lickety Split	GOgo1.22.5	Error
Jul 27, 2024 17:37	Lickety Split	GOgo1.22.5	Error
Jul 27, 2024 17:36	Lickety Split	GOgo1.22.5	Error
Jul 27, 2024 17:17	Tuetuopay	RUSTrust-1.80.0	Success	59,243+15.77 RP
Jul 27, 2024 17:13	Lickety Split	GOgo1.22.5	Error
Jul 27, 2024 17:13	Tuetuopay	RUSTrust-1.80.0	Success	65,350+72.40 RP
Jul 27, 2024 17:12	Lickety Split	GOgo1.22.5	Error
Jul 27, 2024 17:10	Tuetuopay	RUSTrust-1.80.0	Error
Jul 27, 2024 16:56	Lickety Split	GOgo1.22.5	Error
Jul 27, 2024 16:39	Liam Buchanan	CPPg++9.4.0	Error
Jul 27, 2024 16:38	Liam Buchanan	CPPg++9.4.0	Success	1,778,165
Jul 27, 2024 16:38	Avinash Boddu	CSHARP9.0.0-preview.6	Error
Jul 27, 2024 16:34	Lickety Split	GOgo1.22.5	Success	153,914+25.84 RP
Jul 27, 2024 16:33	Liam Buchanan	CPPg++9.4.0	Success	1,653,556+6.05 RP
Jul 27, 2024 16:33	Lickety Split	GOgo1.22.5	Error
Jul 27, 2024 16:25	Lickety Split	GOgo1.22.5	Error
Jul 27, 2024 16:24	Avinash Boddu	CSHARP9.0.0-preview.6	Error
Jul 27, 2024 16:19	Avinash Boddu	CSHARP9.0.0-preview.6	Error
Jul 27, 2024 16:04	Boris-Chengbiao Zhou	RUSTrust-1.80.0	Success	51,558+0.17 RP
Jul 27, 2024 16:04	Avinash Boddu	CSHARP9.0.0-preview.6	Success	363,764+0.25 RP
Jul 27, 2024 16:03	Avinash Boddu	CSHARP9.0.0-preview.6	Success	370,036
Jul 27, 2024 16:03	Boris-Chengbiao Zhou	RUSTrust-1.80.0	Success	53,012
Jul 27, 2024 16:02	Boris-Chengbiao Zhou	RUSTrust-1.80.0	Error
Jul 27, 2024 16:00	Avinash Boddu	CSHARP9.0.0-preview.6	Success	367,087+27.24 RP
Jul 27, 2024 15:59	Avinash Boddu	CSHARP9.0.0-preview.6	Error
Jul 27, 2024 15:56	Lickety Split	GOgo1.22.5	Success	255,520+39.14 RP
Jul 27, 2024 15:33	Boris-Chengbiao Zhou	RUSTrust-1.80.0	Success	51,603+166.96 RP
Jul 27, 2024 15:18	Boris-Chengbiao Zhou	RUSTrust-1.80.0	Success	372,984
Jul 27, 2024 14:44	Boris-Chengbiao Zhou	RUSTrust-1.80.0	Success	372,697+26.83 RP
Jul 27, 2024 13:22	oguz-ismail	CPPclang++10.0.0	Error
Jul 27, 2024 13:21	oguz-ismail	CPPclang++10.0.0	Error
Jul 27, 2024 13:20	oguz-ismail	CPPclang++10.0.0	Error
Jul 27, 2024 10:27	Chris	CPPg++9.4.0	Error
Jul 27, 2024 10:24	Chris	CPPg++9.4.0	Success	1,646,778+6.07 RP
Jul 27, 2024 09:28	Joad Nacer	CPPclang++10.0.0	Success	7,269+75.99 RP
Jul 27, 2024 09:15	matsuoka-601	CPPclang++10.0.0	Error
Jul 27, 2024 09:13	matsuoka-601	CPPclang++10.0.0	Error
Jul 27, 2024 08:49	matsuoka-601	CPPclang++10.0.0	Error
Jul 27, 2024 08:41	matsuoka-601	CPPclang++10.0.0	Error
Jul 27, 2024 07:27	matsuoka-601	CPPclang++10.0.0	Error
Jul 27, 2024 07:17	B3NNY	RUSTrust-1.80.0	Success	145,973+42.06 RP
Jul 27, 2024 07:16	B3NNY	RUSTrust-1.80.0	Error
Jul 27, 2024 07:10	alemelis	CPPg++9.4.0	Success	1,646,905+6.07 RP
Jul 27, 2024 06:41	B3NNY	RUSTrust-1.80.0	Success	378,097+26.45 RP
Jul 27, 2024 06:03	matsuoka-601	CPPclang++10.0.0	Error
Jul 27, 2024 06:02	matsuoka-601	CPPclang++10.0.0	Error
Jul 27, 2024 05:10	Jamie	GOgo1.22.5	Success	199,599
Jul 27, 2024 05:08	Jamie	GOgo1.22.5	Success	178,014
Jul 27, 2024 05:08	Jamie	GOgo1.22.5	Success	178,020
Jul 27, 2024 05:07	Jamie	GOgo1.22.5	Success	177,263+0.07 RP
Jul 27, 2024 05:01	Jamie	GOgo1.22.5	Success	177,471+5.49 RP
Jul 27, 2024 04:57	Jamie	GOgo1.22.5	Success	196,633+11.55 RP
Jul 27, 2024 04:55	Jamie	GOgo1.22.5	Success	254,414+0.16 RP
Jul 27, 2024 04:53	Jamie	GOgo1.22.5	Success	255,464+39.14 RP
Jul 27, 2024 01:20	shaylushay	CPPg++9.4.0	Success	60,667+5.95 RP
Jul 27, 2024 01:18	shaylushay	CPPg++9.4.0	Success	62,938+12.49 RP
Jul 27, 2024 01:17	shaylushay	CPPg++9.4.0	Success	68,308+140.32 RP
Jul 27, 2024 01:16	shaylushay	CPPg++9.4.0	Error
Jul 27, 2024 01:13	shaylushay	CPPg++9.4.0	Error
Jul 27, 2024 01:06	shaylushay	CPPg++9.4.0	Success	1,649,072

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