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
Dec 20, 2023 16:16	Vladyslav Zhelezniak	RUSTrust-1.74.0	Success	189,973
Dec 20, 2023 07:14	matsuoka-601	CPPclang++10.0.0	Success	6,988
Dec 20, 2023 07:14	matsuoka-601	CPPclang++10.0.0	Success	7,279
Dec 20, 2023 07:12	matsuoka-601	CPPclang++10.0.0	Success	6,953
Dec 20, 2023 07:11	matsuoka-601	CPPclang++10.0.0	Success	7,054
Dec 19, 2023 22:47	Kenneth Maples	CPPclang++10.0.0	Error
Dec 19, 2023 22:46	Kenneth Maples	CPPclang++10.0.0	Error
Dec 19, 2023 13:28	Oleg Kovalov	GOgo1.21.5	Success	96,938+4.66 RP
Dec 19, 2023 13:27	Oleg Kovalov	GOgo1.21.5	Success	101,523+38.02 RP
Dec 17, 2023 08:06	Kenneth Maples	CPPclang++10.0.0	Success	30,318+0.55 RP
Dec 17, 2023 08:05	Kenneth Maples	CPPclang++10.0.0	Success	104,517
Dec 17, 2023 04:37	matsuoka-601	CPPclang++10.0.0	Success	6,929
Dec 17, 2023 04:37	matsuoka-601	CPPclang++10.0.0	Success	7,105
Dec 17, 2023 04:36	matsuoka-601	CPPclang++10.0.0	Success	6,959
Dec 16, 2023 09:53	matsuoka-601	CPPclang++10.0.0	Error
Dec 16, 2023 09:52	matsuoka-601	CPPclang++10.0.0	Error
Dec 15, 2023 19:45	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 18:25	Richard Ragusski	GOgo1.21.5	Success	243,610+41.05 RP
Dec 15, 2023 14:13	matsuoka-601	CPPclang++10.0.0	Error
Dec 15, 2023 14:10	matsuoka-601	CPPclang++10.0.0	Success	6,928
Dec 15, 2023 14:10	matsuoka-601	CPPclang++10.0.0	Error
Dec 15, 2023 14:08	matsuoka-601	CPPclang++10.0.0	Success	7,054
Dec 15, 2023 14:08	matsuoka-601	CPPclang++10.0.0	Success	6,944
Dec 15, 2023 14:05	matsuoka-601	CPPclang++10.0.0	Success	6,947
Dec 15, 2023 14:05	matsuoka-601	CPPclang++10.0.0	Success	6,871+10.51 RP
Dec 15, 2023 14:04	matsuoka-601	CPPclang++10.0.0	Error
Dec 15, 2023 14:03	matsuoka-601	CPPclang++10.0.0	Error
Dec 15, 2023 14:01	matsuoka-601	CPPclang++10.0.0	Error
Dec 15, 2023 14:00	matsuoka-601	CPPclang++10.0.0	Error
Dec 15, 2023 13:59	matsuoka-601	CPPclang++10.0.0	Success	7,081
Dec 15, 2023 13:57	matsuoka-601	CPPclang++10.0.0	Success	7,202
Dec 15, 2023 13:56	matsuoka-601	CPPg++9.3.0	Success	8,500
Dec 15, 2023 13:56	matsuoka-601	CPPclang++10.0.0	Error
Dec 15, 2023 13:55	matsuoka-601	CPPclang++10.0.0	Success	6,929
Dec 15, 2023 13:54	matsuoka-601	CPPclang++10.0.0	Success	6,935
Dec 15, 2023 13:32	matsuoka-601	CPPclang++10.0.0	Error
Dec 15, 2023 13:31	matsuoka-601	CPPclang++10.0.0	Error
Dec 15, 2023 13:30	matsuoka-601	CPPclang++10.0.0	Success	6,921+18.34 RP
Dec 15, 2023 13:29	matsuoka-601	CPPclang++10.0.0	Success	7,010+15.50 RP
Dec 15, 2023 13:28	matsuoka-601	CPPclang++10.0.0	Success	7,087
Dec 15, 2023 13:27	matsuoka-601	CPPclang++10.0.0	Success	7,106
Dec 15, 2023 13:21	matsuoka-601	CPPclang++10.0.0	Success	7,087+8.71 RP
Dec 15, 2023 13:20	matsuoka-601	CPPclang++10.0.0	Success	7,192
Dec 15, 2023 13:20	matsuoka-601	CPPclang++10.0.0	Error
Dec 15, 2023 13:19	matsuoka-601	CPPclang++10.0.0	Success	7,131+41.41 RP
Dec 15, 2023 13:17	matsuoka-601	CPPclang++10.0.0	Error
Dec 15, 2023 13:08	matsuoka-601	CPPclang++10.0.0	Error
Dec 15, 2023 13:06	matsuoka-601	CPPclang++10.0.0	Error
Dec 15, 2023 13:02	matsuoka-601	CPPclang++10.0.0	Error
Dec 15, 2023 12:47	Dmitrii Vasilev	CPPg++9.3.0	Success	67,487
Dec 15, 2023 12:46	Dmitrii Vasilev	CPPg++9.3.0	Success	64,784
Dec 15, 2023 12:46	Dmitrii Vasilev	CPPg++9.3.0	Success	64,797
Dec 15, 2023 12:43	Dmitrii Vasilev	CPPg++9.3.0	Success	65,281
Dec 15, 2023 12:43	Dmitrii Vasilev	CPPg++9.3.0	Success	65,289
Dec 15, 2023 12:42	Dmitrii Vasilev	CPPg++9.3.0	Success	65,621
Dec 15, 2023 12:42	Dmitrii Vasilev	CPPg++9.3.0	Success	65,651
Dec 15, 2023 12:41	Dmitrii Vasilev	CPPg++9.3.0	Success	66,182
Dec 15, 2023 12:40	Dmitrii Vasilev	CPPg++9.3.0	Success	65,493
Dec 15, 2023 12:40	Dmitrii Vasilev	CPPg++9.3.0	Success	64,790
Dec 15, 2023 12:40	Dmitrii Vasilev	CPPg++9.3.0	Success	64,783
Dec 15, 2023 12:39	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 12:38	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 12:38	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 12:37	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 12:36	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 12:35	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 12:34	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 12:33	Dmitrii Vasilev	CPPg++9.3.0	Success	67,955
Dec 15, 2023 12:33	Dmitrii Vasilev	CPPg++9.3.0	Success	67,954
Dec 15, 2023 12:33	Dmitrii Vasilev	CPPg++9.3.0	Success	64,803
Dec 15, 2023 12:33	Dmitrii Vasilev	CPPg++9.3.0	Success	64,819
Dec 15, 2023 12:33	Dmitrii Vasilev	CPPg++9.3.0	Success	64,911
Dec 15, 2023 12:32	Dmitrii Vasilev	CPPg++9.3.0	Success	64,813
Dec 15, 2023 12:32	Dmitrii Vasilev	CPPg++9.3.0	Success	65,348
Dec 15, 2023 12:31	Dmitrii Vasilev	CPPg++9.3.0	Success	76,368
Dec 15, 2023 12:31	Dmitrii Vasilev	CPPg++9.3.0	Success	76,435
Dec 15, 2023 12:30	Dmitrii Vasilev	CPPg++9.3.0	Success	73,121
Dec 15, 2023 12:30	Dmitrii Vasilev	CPPg++9.3.0	Success	76,494
Dec 15, 2023 12:29	Dmitrii Vasilev	CPPg++9.3.0	Success	65,356
Dec 15, 2023 12:29	Dmitrii Vasilev	CPPg++9.3.0	Success	64,778+0.04 RP
Dec 15, 2023 12:28	Dmitrii Vasilev	CPPg++9.3.0	Success	76,617
Dec 15, 2023 12:27	Dmitrii Vasilev	CPPg++9.3.0	Success	76,531
Dec 15, 2023 12:27	Dmitrii Vasilev	CPPg++9.3.0	Success	76,581
Dec 15, 2023 12:26	Dmitrii Vasilev	CPPg++9.3.0	Success	76,431
Dec 15, 2023 12:26	Dmitrii Vasilev	CPPg++9.3.0	Success	76,412
Dec 15, 2023 12:25	Dmitrii Vasilev	CPPg++9.3.0	Success	67,354
Dec 15, 2023 12:24	Dmitrii Vasilev	CPPg++9.3.0	Success	66,654
Dec 15, 2023 12:23	Dmitrii Vasilev	CPPg++9.3.0	Success	70,249
Dec 15, 2023 12:23	Dmitrii Vasilev	CPPg++9.3.0	Success	66,584
Dec 15, 2023 12:21	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 12:20	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 12:19	Dmitrii Vasilev	CPPg++9.3.0	Success	69,278
Dec 15, 2023 12:18	Dmitrii Vasilev	CPPg++9.3.0	Success	64,812
Dec 15, 2023 12:17	Dmitrii Vasilev	CPPg++9.3.0	Success	64,799
Dec 15, 2023 12:16	Dmitrii Vasilev	CPPg++9.3.0	Success	64,841
Dec 15, 2023 12:16	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 12:16	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 12:15	Dmitrii Vasilev	CPPg++9.3.0	Success	64,795+17.40 RP
Dec 15, 2023 12:14	Dmitrii Vasilev	CPPg++9.3.0	Success	73,064
Dec 15, 2023 12:14	matsuoka-601	CPPclang++10.0.0	Error

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