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 26, 2024 19:27	Ben Kallus	CPPg++9.4.0	Error
Jul 26, 2024 19:18	Ben Kallus	CPPg++9.4.0	Success	1,646,443+6.07 RP
Jul 26, 2024 18:02	Yuliy Pisetsky	CPPg++9.4.0	Success	1,646,775+6.07 RP
Jul 26, 2024 16:29	matsuoka-601	CPPclang++10.0.0	Error
Jul 26, 2024 16:27	matsuoka-601	CPPg++9.4.0	Error
Jul 26, 2024 16:27	matsuoka-601	CPPclang++10.0.0	Error
Jul 26, 2024 16:10	matsuoka-601	CPPclang++10.0.0	Error
Jul 26, 2024 16:04	matsuoka-601	CPPclang++10.0.0	Error
Jul 26, 2024 14:35	matsuoka-601	CPPclang++10.0.0	Error
Jul 26, 2024 14:18	matsuoka-601	CPPclang++10.0.0	Error
Jul 26, 2024 14:00	matsuoka-601	CPPclang++10.0.0	Error
Jul 26, 2024 13:58	matsuoka-601	CPPclang++10.0.0	Error
Jul 26, 2024 13:56	matsuoka-601	CPPclang++10.0.0	Error
Jul 26, 2024 07:32	Niall Cooling	CPPg++9.4.0	Error
Jul 26, 2024 07:30	Niall Cooling	CPPg++9.4.0	Error
Jul 26, 2024 07:26	Niall Cooling	CPPg++9.4.0	Success	206,030+48.54 RP
Jul 25, 2024 22:08	Udbhav	RUSTrust-1.77.2	Success	11,334
Jul 25, 2024 22:04	Udbhav	RUSTrust-1.77.2	Error
Jul 25, 2024 22:01	Udbhav	RUSTrust-1.77.2	Success	11,539
Jul 25, 2024 21:58	Udbhav	RUSTrust-1.77.2	Error
Jul 25, 2024 21:57	Udbhav	RUSTrust-1.77.2	Success	11,641
Jul 25, 2024 21:53	Udbhav	RUSTrust-1.77.2	Error
Jul 25, 2024 17:23	Udbhav	RUSTrust-1.77.2	Success	11,581
Jul 25, 2024 16:02	matsuoka-601	CPPclang++10.0.0	Error
Jul 25, 2024 16:00	matsuoka-601	CPPclang++10.0.0	Error
Jul 25, 2024 15:59	matsuoka-601	CPPclang++10.0.0	Error
Jul 25, 2024 15:58	matsuoka-601	CPPclang++10.0.0	Error
Jul 25, 2024 15:58	matsuoka-601	CPPclang++10.0.0	Error
Jul 25, 2024 15:57	matsuoka-601	CPPclang++10.0.0	Error
Jul 25, 2024 15:56	matsuoka-601	CPPclang++10.0.0	Error
Jul 25, 2024 14:53	matsuoka-601	CPPclang++10.0.0	Error
Jul 25, 2024 14:51	matsuoka-601	CPPclang++10.0.0	Success	13,551
Jul 25, 2024 14:49	matsuoka-601	CPPclang++10.0.0	Success	13,504
Jul 25, 2024 14:44	matsuoka-601	CPPclang++10.0.0	Success	20,156
Jul 25, 2024 14:42	matsuoka-601	CPPclang++10.0.0	Error
Jul 25, 2024 11:29	matsuoka-601	CPPclang++10.0.0	Success	30,245
Jul 25, 2024 11:29	matsuoka-601	CPPclang++10.0.0	Success	21,596
Jul 25, 2024 11:25	matsuoka-601	CPPclang++10.0.0	Success	21,610
Jul 25, 2024 10:29	matsuoka-601	CPPclang++10.0.0	Success	29,404
Jul 25, 2024 03:03	Udbhav	RUSTrust-1.77.2	Success	11,263+682.53 RP
Jul 23, 2024 23:32	Changhai Man	CPPg++9.4.0	Success	1,646,534+6.07 RP
Jul 23, 2024 22:16	Daniel	RUSTrust-1.79.0	Error
Jul 23, 2024 22:00	Daniel	RUSTrust-1.79.0	Error
Jul 23, 2024 21:47	Evgeny Savinov	CPPg++9.4.0	Error
Jul 23, 2024 21:44	Evgeny Savinov	CPPg++9.4.0	Error
Jul 23, 2024 21:42	Evgeny Savinov	CPPg++9.4.0	Error
Jul 23, 2024 21:31	Evgeny Savinov	CPPg++9.4.0	Success	194,613+51.38 RP
Jul 23, 2024 12:56	Daniel	RUSTrust-1.79.0	Success	90,435
Jul 23, 2024 12:20	Daniel	RUSTrust-1.79.0	Success	71,740
Jul 23, 2024 12:15	Daniel	RUSTrust-1.79.0	Success	52,775+59.87 RP
Jul 23, 2024 12:10	Daniel	RUSTrust-1.79.0	Success	77,151+76.23 RP
Jul 23, 2024 12:08	Daniel	RUSTrust-1.79.0	Success	189,984
Jul 23, 2024 12:07	Daniel	RUSTrust-1.79.0	Success	187,303+53.39 RP
Jul 23, 2024 12:07	Daniel	RUSTrust-1.79.0	Error
Jul 23, 2024 12:06	Daniel	RUSTrust-1.79.0	Error
Jul 23, 2024 04:18	Justin Singh-M.	CPPg++9.4.0	Success	1,643,885+6.08 RP
Jul 23, 2024 01:06	themorlock	CPPclang++10.0.0	Success	77,697+128.71 RP
Jul 22, 2024 21:34	Udbhav	RUSTrust-1.77.2	Error
Jul 22, 2024 14:48	Andrey Likhachev	RUSTrust-1.78.0	Success	11,965+2.92 RP
Jul 22, 2024 14:47	Andrey Likhachev	RUSTrust-1.78.0	Success	30,880
Jul 22, 2024 14:46	Andrey Likhachev	RUSTrust-1.78.0	Success	30,952
Jul 22, 2024 11:37	0xUBN	RUSTrust-1.79.0	Success	382,853+2.07 RP
Jul 22, 2024 11:08	0xUBN	RUSTrust-1.79.0	Success	415,729+24.05 RP
Jul 22, 2024 11:08	Andrey Likhachev	RUSTrust-1.78.0	Error
Jul 22, 2024 11:07	Andrey Likhachev	RUSTrust-1.78.0	Error
Jul 21, 2024 23:17	Mark Moretto	GOgo1.22.5	Error
Jul 21, 2024 15:59	Jonathan Hallström	CPPclang++10.0.0	Error
Jul 21, 2024 15:49	Jonathan Hallström	CPPclang++10.0.0	Success	31,093
Jul 21, 2024 15:41	Jonathan Hallström	CPPclang++10.0.0	Success	30,799+302.63 RP
Jul 21, 2024 15:40	Jonathan Hallström	CPPclang++10.0.0	Success	453,404+22.06 RP
Jul 21, 2024 15:39	Jonathan Hallström	CPPclang++10.0.0	Error
Jul 20, 2024 22:39	Udbhav	RUSTrust-1.77.2	Error
Jul 20, 2024 21:58	Andrey Likhachev	RUSTrust-1.78.0	Success	12,008
Jul 20, 2024 21:56	Andrey Likhachev	RUSTrust-1.78.0	Success	11,990
Jul 19, 2024 02:36	Dougall Johnson	CPPclang++10.0.0	Error
Jul 18, 2024 17:20	Dersim Davaod	CPPg++9.4.0	Error
Jul 18, 2024 16:01	Dersim Davaod	CPPg++9.4.0	Error
Jul 18, 2024 15:45	Dersim Davaod	CPPg++9.4.0	Error
Jul 18, 2024 15:40	Dersim Davaod	CPPg++9.4.0	Error
Jul 18, 2024 15:37	Dersim Davaod	CPPg++9.4.0	Error
Jul 18, 2024 12:46	Andrey Likhachev	RUSTrust-1.78.0	Success	11,986+1.26 RP
Jul 18, 2024 12:46	Andrey Likhachev	RUSTrust-1.78.0	Success	12,097
Jul 18, 2024 12:35	Andrey Likhachev	RUSTrust-1.78.0	Success	14,334
Jul 18, 2024 12:16	Andrey Likhachev	RUSTrust-1.78.0	Success	11,995+33.78 RP
Jul 18, 2024 10:56	Andrey Likhachev	RUSTrust-1.78.0	Success	12,243+10.34 RP
Jul 18, 2024 10:56	Andrey Likhachev	RUSTrust-1.78.0	Error
Jul 18, 2024 10:56	Andrey Likhachev	RUSTrust-1.78.0	Error
Jul 18, 2024 10:37	Andrey Likhachev	RUSTrust-1.78.0	Success	12,321+5.38 RP
Jul 18, 2024 10:36	Andrey Likhachev	RUSTrust-1.78.0	Success	12,362+790.01 RP
Jul 18, 2024 04:41	Yuriy Lyfenko	CPPclang++10.0.0	Error
Jul 18, 2024 04:40	Yuriy Lyfenko	CPPclang++10.0.0	Error
Jul 18, 2024 04:38	Yuriy Lyfenko	CPPclang++10.0.0	Error
Jul 18, 2024 04:37	Yuriy Lyfenko	CPPclang++10.0.0	Error
Jul 18, 2024 04:36	Yuriy Lyfenko	CPPclang++10.0.0	Error
Jul 17, 2024 14:44	Elijah Kin	CPPg++9.4.0	Success	446,322+1.22 RP
Jul 17, 2024 14:41	Elijah Kin	CPPg++9.4.0	Success	471,930+15.09 RP
Jul 17, 2024 08:29	Elijah Kin	CPPg++9.4.0	Success	1,729,027
Jul 17, 2024 08:26	Elijah Kin	CPPg++9.4.0	Success	1,638,429+0.03 RP
Jul 17, 2024 07:58	Elijah Kin	CPPg++9.4.0	Success	1,722,972
Jul 17, 2024 07:54	Elijah Kin	CPPg++9.4.0	Success	1,646,346+6.07 RP

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