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	1:20.1.2-0ubuntu1~24.04.3	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	3.0.13-0ubuntu3.11	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
Dec 29, 2022 00:13	Udbhav	RUSTrust-1.66.0	Error
Dec 29, 2022 00:11	x19	RUSTrust-1.66.0	Success	241,225+12.18 RP
Dec 29, 2022 00:07	x19	RUSTrust-1.66.0	Error
Dec 29, 2022 00:05	x19	RUSTrust-1.66.0	Error
Dec 29, 2022 00:05	x19	RUSTrust-1.66.0	Error
Dec 28, 2022 23:59	x19	RUSTrust-1.66.0	Success	349,143
Dec 28, 2022 23:53	x19	RUSTrust-1.66.0	Success	343,835
Dec 28, 2022 23:45	Hal F	CPPclang++10.0.0	Success	10,919
Dec 28, 2022 23:39	x19	RUSTrust-1.66.0	Error
Dec 28, 2022 23:37	Udbhav	RUSTrust-1.66.0	Success	40,866
Dec 28, 2022 23:33	Udbhav	RUSTrust-1.66.0	Success	40,857+52.16 RP
Dec 28, 2022 23:33	Udbhav	RUSTrust-1.66.0	Error
Dec 28, 2022 23:32	Hal F	CPPclang++10.0.0	Success	10,237+18.54 RP
Dec 28, 2022 23:30	Jack Frigaard	CPPclang++10.0.0	Success	5,917
Dec 28, 2022 23:28	Jack Frigaard	CPPclang++10.0.0	Success	5,854+6.40 RP
Dec 28, 2022 23:22	Hal F	CPPclang++10.0.0	Success	10,549
Dec 28, 2022 23:14	Hal F	CPPclang++10.0.0	Success	10,435+10.18 RP
Dec 28, 2022 23:09	Hal F	CPPclang++10.0.0	Success	10,547+75.54 RP
Dec 28, 2022 23:08	x19	RUSTrust-1.66.0	Success	341,542+29.28 RP
Dec 28, 2022 22:57	Hal F	CPPclang++10.0.0	Success	11,789
Dec 28, 2022 22:55	Udbhav	RUSTrust-1.66.0	Success	51,923+20.54 RP
Dec 28, 2022 22:41	Hal F	CPPclang++10.0.0	Success	11,684
Dec 28, 2022 22:41	Hal F	CPPg++9.3.0	Success	13,382
Dec 28, 2022 22:36	Udbhav	RUSTrust-1.66.0	Success	58,122+140.77 RP
Dec 28, 2022 22:33	Hal F	CPPg++9.3.0	Success	13,689
Dec 28, 2022 21:21	Alexander Kim	GOgo1.19.4	Success	28,209+2.46 RP
Dec 28, 2022 21:13	Edgar	RUSTrust-1.66.0	Success	57,073
Dec 28, 2022 20:52	Udbhav	RUSTrust-1.66.0	Success	321,544
Dec 28, 2022 20:39	Alexander Kim	GOgo1.17.13	Success	28,406
Dec 28, 2022 20:38	Alexander Kim	GOgo1.19.4	Error
Dec 28, 2022 19:49	Edgar	RUSTrust-1.66.0	Success	52,632+76.18 RP
Dec 28, 2022 19:45	Jack Frigaard	CPPclang++10.0.0	Success	5,865+3.48 RP
Dec 28, 2022 19:44	Jack Frigaard	CPPclang++10.0.0	Success	6,041
Dec 28, 2022 19:22	Jack Frigaard	CPPclang++10.0.0	Error
Dec 28, 2022 18:42	Udbhav	RUSTrust-1.66.0	Success	319,669+1.85 RP
Dec 28, 2022 18:07	Robert Burke	CPPg++9.3.0	Success	7,738
Dec 28, 2022 18:03	Udbhav	RUSTrust-1.66.0	Success	339,713+29.44 RP
Dec 28, 2022 17:56	Bernard Teo	CPPg++9.3.0	Success	6,460
Dec 28, 2022 17:54	Robert Burke	CPPg++9.3.0	Error
Dec 28, 2022 17:53	Robert Burke	CPPg++9.3.0	Error
Dec 28, 2022 17:48	Robert Burke	CPPg++9.3.0	Success	7,794
Dec 28, 2022 17:39	Hal F	CPPg++9.3.0	Success	29,431
Dec 28, 2022 17:31	Bernard Teo	CPPg++9.3.0	Success	7,569
Dec 28, 2022 17:22	Bernard Teo	CPPg++9.3.0	Success	7,569
Dec 28, 2022 17:18	Robert Burke	CPPg++9.3.0	Error
Dec 28, 2022 17:10	Bernard Teo	CPPg++9.3.0	Success	7,204
Dec 28, 2022 17:08	Robert Burke	CPPg++9.3.0	Success	8,260
Dec 28, 2022 17:07	Robert Burke	CPPg++9.3.0	Success	7,781
Dec 28, 2022 17:03	Robert Burke	CPPg++9.3.0	Success	8,003
Dec 28, 2022 17:02	Bernard Teo	CPPg++9.3.0	Success	7,952
Dec 28, 2022 17:01	Bernard Teo	CPPg++9.3.0	Success	16,287
Dec 28, 2022 16:59	Bernard Teo	CPPg++9.3.0	Success	7,951
Dec 28, 2022 16:56	Bernard Teo	CPPg++9.3.0	Error
Dec 28, 2022 16:54	Robert Burke	CPPg++9.3.0	Success	7,962
Dec 28, 2022 16:51	Bernard Teo	CPPg++9.3.0	Error
Dec 28, 2022 16:50	Bernard Teo	CPPg++9.3.0	Success	6,464
Dec 28, 2022 16:42	Bernard Teo	CPPg++9.3.0	Success	6,143+66.35 RP
Dec 28, 2022 16:38	Bernard Teo	CPPg++9.3.0	Success	6,404+0.24 RP
Dec 28, 2022 15:40	Jack Frigaard	CPPclang++10.0.0	Success	6,285
Dec 28, 2022 14:06	Robert Burke	CPPg++9.3.0	Success	7,601+58.86 RP
Dec 28, 2022 14:05	Robert Burke	CPPg++9.3.0	Error
Dec 28, 2022 13:59	Robert Burke	CPPg++9.3.0	Success	8,289
Dec 28, 2022 13:58	Robert Burke	CPPg++9.3.0	Success	10,604
Dec 28, 2022 13:57	Robert Burke	CPPg++9.3.0	Success	7,957+27.65 RP
Dec 28, 2022 13:57	Robert Burke	CPPg++9.3.0	Success	8,329
Dec 28, 2022 13:55	Robert Burke	CPPg++9.3.0	Error
Dec 28, 2022 13:54	Robert Burke	CPPg++9.3.0	Error
Dec 28, 2022 13:52	Robert Burke	CPPg++9.3.0	Error
Dec 28, 2022 13:49	Robert Burke	CPPg++9.3.0	Error
Dec 28, 2022 13:49	Robert Burke	CPPg++9.3.0	Error
Dec 28, 2022 12:33	Jack Frigaard	CPPclang++10.0.0	Success	7,168
Dec 28, 2022 10:54	Jack Frigaard	CPPclang++10.0.0	Success	5,871+294.19 RP
Dec 28, 2022 10:52	Jack Frigaard	CPPg++9.3.0	Success	6,447+402.34 RP
Dec 28, 2022 04:02	Adam Midvidy	CPPg++9.3.0	Success	1,650,721+6.06 RP
Dec 28, 2022 04:00	Adam Midvidy	CPPg++9.3.0	Error
Dec 28, 2022 03:50	Cameron Langer	CPPg++9.3.0	Error
Dec 28, 2022 03:45	Cameron Langer	CPPg++9.3.0	Error
Dec 28, 2022 03:42	Cameron Langer	CPPg++9.3.0	Error
Dec 28, 2022 03:30	Cameron Langer	CPPg++9.3.0	Error
Dec 28, 2022 03:20	Cameron Langer	CPPg++9.3.0	Error
Dec 28, 2022 03:17	Cameron Langer	CPPg++9.3.0	Success	1,684,396
Dec 28, 2022 03:15	Cameron Langer	CPPg++9.3.0	Success	1,668,083
Dec 28, 2022 03:13	Cameron Langer	CPPg++9.3.0	Success	1,665,657
Dec 28, 2022 03:08	Cameron Langer	CPPg++9.3.0	Error
Dec 28, 2022 03:00	Cameron Langer	CPPg++9.3.0	Success	1,612,482+6.20 RP
Dec 28, 2022 02:44	Edgar	RUSTrust-1.66.0	Success	87,860+44.39 RP
Dec 28, 2022 02:06	Edgar	RUSTrust-1.66.0	Success	144,032+22.19 RP
Dec 28, 2022 00:36	Hal F	CPPg++9.3.0	Success	29,598
Dec 27, 2022 18:50	Ionut Ursuleasa	CPPg++9.3.0	Success	1,641,983+6.09 RP
Dec 27, 2022 18:43	@AirM4rx	CPPg++9.3.0	Success	140,711+10.61 RP
Dec 27, 2022 18:41	@AirM4rx	CPPg++9.3.0	Error
Dec 27, 2022 18:41	@AirM4rx	CPPg++9.3.0	Error
Dec 27, 2022 18:19	@AirM4rx	CPPg++9.3.0	Success	165,394+20.35 RP
Dec 27, 2022 18:18	@AirM4rx	CPPg++9.3.0	Success	249,284+10.71 RP
Dec 27, 2022 18:18	@AirM4rx	CPPg++9.3.0	Error
Dec 27, 2022 18:17	@AirM4rx	CPPg++9.3.0	Error
Dec 27, 2022 18:03	@AirM4rx	CPPg++9.3.0	Error
Dec 27, 2022 18:00	@AirM4rx	CPPg++9.3.0	Error
Dec 27, 2022 10:31	emp	CPPg++9.3.0	Success	202,367+0.25 RP
Dec 27, 2022 10:30	emp	CPPg++9.3.0	Error

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