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
May 8, 2025 19:02	Krishan	RUSTrust-1.86.0	Success	60,212
May 8, 2025 19:00	Krishan	RUSTrust-1.86.0	Success	54,174+10.10 RP
May 8, 2025 18:58	Krishan	RUSTrust-1.86.0	Success	62,135
May 8, 2025 18:57	Krishan	RUSTrust-1.86.0	Success	57,664
May 8, 2025 18:54	Krishan	RUSTrust-1.86.0	Error
May 8, 2025 18:53	Krishan	RUSTrust-1.86.0	Error
May 8, 2025 18:52	Krishan	RUSTrust-1.86.0	Error
May 8, 2025 18:51	Krishan	RUSTrust-1.86.0	Success	62,135
May 8, 2025 18:49	Krishan	RUSTrust-1.86.0	Success	57,406
May 8, 2025 18:48	Krishan	RUSTrust-1.86.0	Success	114,678
May 8, 2025 18:44	Krishan	RUSTrust-1.86.0	Success	112,853
May 8, 2025 16:59	Dmytro Ovcharenko	CPPg++13.3.0	Success	69,081+76.66 RP
May 8, 2025 16:48	Dmytro Ovcharenko	CPPg++13.3.0	Success	146,845+49.01 RP
May 8, 2025 16:24	Dmytro Ovcharenko	CPPg++13.3.0	Success	523,932+14.25 RP
May 8, 2025 15:45	Dmytro Ovcharenko	CPPg++13.3.0	Success	2,068,238+4.84 RP
May 8, 2025 14:39	Aleksey Shvets	GOgo1.24.3	Success	92,711+70.10 RP
May 8, 2025 14:36	Aleksey Shvets	GOgo1.24.3	Error
May 8, 2025 14:23	Aleksey Shvets	GOgo1.24.3	Error
May 8, 2025 14:19	Aleksey Shvets	GOgo1.24.3	Error
May 8, 2025 04:44	n	RUSTrust-1.86.0	Success	349,405
May 8, 2025 04:44	n	RUSTrust-1.86.0	Success	346,874
May 8, 2025 04:42	n	RUSTrust-1.86.0	Success	347,381
May 8, 2025 02:18	brunomascali	CPPg++13.3.0	Success	2,070,095+4.83 RP
May 7, 2025 18:22	rogue *	CPPg++13.3.0	Error
May 7, 2025 18:11	rogue *	CPPg++13.3.0	Success	58,812+13.37 RP
May 7, 2025 18:10	rogue *	CPPg++13.3.0	Error
May 7, 2025 17:36	rogue *	CPPg++13.3.0	Error
May 7, 2025 17:33	rogue *	CPPg++13.3.0	Error
May 7, 2025 17:31	rogue *	CPPg++13.3.0	Success	65,428
May 7, 2025 17:30	rogue *	CPPg++13.3.0	Error
May 7, 2025 17:28	rogue *	CPPg++13.3.0	Success	63,831+10.17 RP
May 7, 2025 17:27	rogue *	CPPg++13.3.0	Error
May 7, 2025 17:24	rogue *	CPPg++13.3.0	Error
May 7, 2025 17:23	rogue *	CPPg++13.3.0	Error
May 7, 2025 17:19	rogue *	CPPg++13.3.0	Error
May 7, 2025 17:17	rogue *	CPPg++13.3.0	Error
May 7, 2025 17:14	rogue *	CPPg++13.3.0	Error
May 7, 2025 17:09	rogue *	CPPg++13.3.0	Error
May 7, 2025 17:07	rogue *	CPPg++13.3.0	Success	68,264+132.92 RP
May 7, 2025 17:05	rogue *	CPPg++13.3.0	Error
May 7, 2025 17:03	rogue *	CPPg++13.3.0	Error
May 7, 2025 17:03	rogue *	CPPg++13.3.0	Error
May 7, 2025 17:02	rogue *	CPPg++13.3.0	Error
May 7, 2025 17:00	rogue *	CPPg++13.3.0	Error
May 7, 2025 16:59	rogue *	CPPg++13.3.0	Error
May 7, 2025 16:54	rogue *	CPPg++13.3.0	Error
May 7, 2025 16:22	rogue *	CPPclang++18.1.3	Success	737,019+13.57 RP
May 7, 2025 16:19	rogue *	CPPclang++18.1.3	Error
May 6, 2025 14:44	qs4635463	CPPg++13.3.0	Error
May 5, 2025 09:21	parsersmail	GOgo1.24.2	Error
May 5, 2025 09:19	parsersmail	GOgo1.24.2	Success	128,133
May 5, 2025 09:19	parsersmail	GOgo1.24.2	Success	102,727
May 5, 2025 09:18	parsersmail	GOgo1.24.2	Success	572,027
May 5, 2025 09:09	parsersmail	GOgo1.24.2	Success	56,162
May 5, 2025 09:06	parsersmail	CPPg++13.3.0	Success	56,152+28.23 RP
May 5, 2025 09:04	parsersmail	CPPg++13.3.0	Success	67,042
May 5, 2025 09:02	parsersmail	CPPg++13.3.0	Success	68,645
May 5, 2025 09:01	parsersmail	CPPg++13.3.0	Success	72,272
May 5, 2025 09:00	parsersmail	CPPg++13.3.0	Success	68,741
May 5, 2025 08:53	parsersmail	CPPg++13.3.0	Success	68,463
May 5, 2025 08:46	parsersmail	GOgo1.24.2	Success	66,884
May 5, 2025 08:44	parsersmail	GOgo1.24.2	Success	66,730+11.27 RP
May 5, 2025 08:42	parsersmail	GOgo1.24.2	Success	75,786
May 5, 2025 08:35	parsersmail	GOgo1.24.2	Success	121,707
May 5, 2025 08:34	parsersmail	GOgo1.24.2	Success	108,632
May 5, 2025 08:30	parsersmail	GOgo1.24.2	Success	131,041
May 5, 2025 08:27	parsersmail	GOgo1.24.2	Success	88,650
May 5, 2025 08:24	parsersmail	GOgo1.24.2	Error
May 5, 2025 08:22	parsersmail	GOgo1.24.2	Success	78,580
May 5, 2025 08:16	parsersmail	GOgo1.24.2	Success	100,756
May 5, 2025 07:53	parsersmail	GOgo1.24.2	Success	78,839
May 5, 2025 07:52	parsersmail	GOgo1.24.2	Success	72,157
May 5, 2025 07:46	parsersmail	GOgo1.24.2	Success	100,389
May 5, 2025 07:45	parsersmail	GOgo1.24.2	Success	119,261
May 5, 2025 07:42	parsersmail	GOgo1.22.2	Error
May 5, 2025 07:39	parsersmail	GOgo1.22.2	Success	81,053
May 5, 2025 07:37	parsersmail	GOgo1.22.2	Success	116,845
May 5, 2025 07:34	parsersmail	GOgo1.22.2	Success	156,577
May 5, 2025 07:31	parsersmail	GOgo1.22.2	Success	82,800
May 4, 2025 22:51	Aniruddha Deb	CPPg++13.3.0	Error
May 4, 2025 21:23	Aniruddha Deb	CPPg++13.3.0	Error
May 4, 2025 21:17	Aniruddha Deb	CPPg++13.3.0	Error
May 4, 2025 21:11	Aniruddha Deb	CPPg++13.3.0	Error
May 4, 2025 21:10	Aniruddha Deb	CPPg++13.3.0	Success	6,053
May 4, 2025 21:08	Aniruddha Deb	CPPg++13.3.0	Error
May 4, 2025 21:02	Aniruddha Deb	CPPg++13.3.0	Success	6,304
May 4, 2025 19:59	Aniruddha Deb	CPPg++13.3.0	Success	21,418
May 4, 2025 05:40	Keefe	RUSTrust-1.86.0	Error
May 4, 2025 05:38	Keefe	RUSTrust-1.86.0	Success	19,977+1.10 RP
May 4, 2025 05:38	Keefe	RUSTrust-1.86.0	Error
May 4, 2025 05:36	Keefe	RUSTrust-1.86.0	Error
May 4, 2025 05:35	Keefe	RUSTrust-1.86.0	Error
May 2, 2025 17:44	Gerard Smit	CSHARP9.0.4	Success	60,844
May 2, 2025 17:44	Gerard Smit	CSHARP9.0.4	Error
May 2, 2025 17:38	Gerard Smit	CSHARP9.0.4	Success	56,775+1.07 RP
May 2, 2025 17:36	Gerard Smit	CSHARP9.0.4	Success	63,934
May 2, 2025 17:35	Gerard Smit	CSHARP9.0.4	Success	79,239
May 2, 2025 17:31	Gerard Smit	CSHARP9.0.4	Success	57,123+0.21 RP
May 2, 2025 17:30	Gerard Smit	CSHARP9.0.4	Success	60,369
May 2, 2025 17:29	Gerard Smit	CSHARP9.0.4	Success	60,392

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