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 21, 2021 22:27	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 22:26	Yuriy Lyfenko	GOgo1.13.9	Success	68,237
Dec 21, 2021 22:09	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 21:17	Yuriy Lyfenko	GOgo1.13.9	Success	55,447
Dec 21, 2021 21:12	Yuriy Lyfenko	GOgo1.13.9	Success	53,927
Dec 21, 2021 20:52	Yuriy Lyfenko	GOgo1.13.9	Success	85,234
Dec 21, 2021 20:41	Alexander Kim	GOgo1.17.5	Success	44,694
Dec 21, 2021 19:12	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 17:39	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 17:34	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 17:26	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 17:25	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 17:19	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 17:14	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 17:04	Yuriy Lyfenko	GOgo1.13.9	Success	46,805
Dec 21, 2021 17:01	Yuriy Lyfenko	GOgo1.13.9	Success	45,525
Dec 21, 2021 16:39	Alexander Kim	GOgo1.17.5	Success	44,037+15.16 RP
Dec 21, 2021 13:57	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 13:55	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 13:47	Yuriy Lyfenko	GOgo1.13.9	Success	36,072
Dec 21, 2021 13:47	Yuriy Lyfenko	GOgo1.17.5	Success	37,783
Dec 21, 2021 13:46	Yuriy Lyfenko	GOgo1.13.15	Error
Dec 20, 2021 20:56	Alexander Kim	GOgo1.17.5	Success	49,130
Dec 20, 2021 20:27	Alexander Kim	GOgo1.17.5	Success	47,188+5.89 RP
Dec 20, 2021 19:17	Alexander Kim	GOgo1.17.5	Success	56,204
Dec 20, 2021 19:10	Alexander Kim	GOgo1.17.5	Success	50,980
Dec 20, 2021 19:01	Alexander Kim	GOgo1.17.5	Success	48,537+5.92 RP
Dec 20, 2021 18:55	Yuriy Lyfenko	GOgo1.13.15	Error
Dec 20, 2021 18:25	Yuriy Lyfenko	GOgo1.13.15	Success	37,349
Dec 20, 2021 18:24	Yuriy Lyfenko	GOgo1.13.15	Error
Dec 20, 2021 18:23	Yuriy Lyfenko	GOgo1.13.15	Success	38,170
Dec 20, 2021 18:20	Yuriy Lyfenko	GOgo1.13.15	Success	35,753
Dec 20, 2021 18:12	Yuriy Lyfenko	GOgo1.13.15	Success	121,724
Dec 20, 2021 17:47	Alexander Kim	GOgo1.17.5	Success	55,284
Dec 20, 2021 17:47	Yuriy Lyfenko	GOgo1.13.15	Success	63,221
Dec 20, 2021 09:41	Alexander Kim	GOgo1.17.5	Success	49,973+8.61 RP
Dec 20, 2021 07:33	Alexander Kim	GOgo1.17.5	Success	52,220+39.93 RP
Dec 20, 2021 06:26	Alexander Kim	GOgo1.17.5	Success	65,979+22.60 RP
Dec 18, 2021 16:25	Alexander Kim	GOgo1.17.5	Success	77,554
Dec 18, 2021 15:36	Alexander Kim	GOgo1.17.5	Success	77,603
Dec 18, 2021 15:29	Alexander Kim	GOgo1.17.5	Success	77,539+4.64 RP
Dec 18, 2021 14:56	Alexander Kim	GOgo1.17.5	Success	80,431+1.76 RP
Dec 18, 2021 12:04	Alexander Kim	GOgo1.17.5	Success	81,585+0.21 RP
Dec 18, 2021 11:11	Alexander Kim	GOgo1.17.5	Success	81,723+19.68 RP
Dec 18, 2021 04:28	Alexander Kim	GOgo1.17.5	Success	97,381+0.42 RP
Dec 18, 2021 04:09	Alexander Kim	GOgo1.17.5	Success	99,963
Dec 18, 2021 03:50	Alexander Kim	GOgo1.17.5	Success	97,780+15.16 RP
Dec 18, 2021 00:23	Alexander Kim	GOgo1.17.5	Success	131,487
Dec 15, 2021 12:53	Alexander Kim	GOgo1.17.5	Success	115,064
Dec 15, 2021 12:30	Alexander Kim	GOgo1.17.5	Success	114,801+19.70 RP
Dec 15, 2021 10:57	Alexander Kim	GOgo1.17.5	Error
Dec 15, 2021 08:20	Alexander Kim	GOgo1.17.5	Success	148,403
Dec 15, 2021 08:11	Alexander Kim	GOgo1.17.5	Success	148,357+3.13 RP
Dec 15, 2021 06:16	Alexander Kim	GOgo1.17.5	Success	171,862
Dec 15, 2021 06:00	Alexander Kim	GOgo1.17.5	Success	155,585+36.60 RP
Dec 15, 2021 05:32	Alexander Kim	GOgo1.17.5	Success	361,473
Dec 15, 2021 05:31	Alexander Kim	GOgo1.17.5	Success	361,296+27.68 RP
Dec 1, 2021 10:07	Aleksandr Barsukov	GOgo1.17.3	Success	92,315
Dec 1, 2021 10:05	Aleksandr Barsukov	GOgo1.17.3	Error
Dec 1, 2021 09:02	Aleksandr Barsukov	GOgo1.17.3	Success	91,743+81.37 RP
Nov 30, 2021 14:06	Aleksandr Barsukov	GOgo1.17.3	Success	361,862+27.63 RP
Nov 24, 2021 19:12	Roman Lytkin	GOgo1.16.7	Success	373,107+15.01 RP
Nov 24, 2021 19:10	Roman Lytkin	GOgo1.16.7	Success	848,072+0.03 RP
Nov 24, 2021 19:08	Roman Lytkin	GOgo1.16.7	Success	850,255+11.76 RP
Nov 24, 2021 19:08	Roman Lytkin	GOgo1.16.7	Error
Nov 24, 2021 18:41	Kirill Butin	CPPg++9.3.0	Error
Nov 24, 2021 18:19	Kirill Butin	CPPg++9.3.0	Success	1,642,497+6.09 RP
Nov 19, 2021 14:36	Andrey Burov	GOgo1.17.3	Error
Nov 19, 2021 14:34	Andrey Burov	GOgo1.17.3	Success	68,226
Nov 19, 2021 14:33	Andrey Burov	GOgo1.17.3	Success	68,243
Nov 19, 2021 14:31	Andrey Burov	GOgo1.17.3	Success	67,366
Nov 19, 2021 14:29	Andrey Burov	GOgo1.17.3	Success	67,551
Nov 19, 2021 14:28	Andrey Burov	GOgo1.17.3	Success	62,702
Nov 19, 2021 14:27	Andrey Burov	GOgo1.17.3	Success	62,701+0.04 RP
Nov 19, 2021 14:25	Andrey Burov	GOgo1.17.3	Success	62,715+4.75 RP
Nov 19, 2021 14:24	Andrey Burov	GOgo1.16.10	Success	64,640+5.75 RP
Nov 19, 2021 14:20	Andrey Burov	GOgo1.16.10	Success	71,348
Nov 19, 2021 14:09	Andrey Burov	GOgo1.17.3	Success	67,256
Nov 19, 2021 13:52	Andrey Burov	GOgo1.17.3	Success	67,135+148.95 RP
Nov 9, 2021 14:02	Ilya Aniskovets	CPPg++9.3.0	Success	90,900
Nov 9, 2021 14:02	Ilya Aniskovets	CPPclang++10.0.0	Success	74,866
Nov 9, 2021 14:01	Ilya Aniskovets	CPPclang++10.0.0	Success	73,306
Nov 9, 2021 14:00	Ilya Aniskovets	CPPclang++10.0.0	Success	67,820
Nov 9, 2021 13:59	Ilya Aniskovets	CPPclang++10.0.0	Error
Nov 9, 2021 13:55	Ilya Aniskovets	CPPclang++10.0.0	Success	80,472
Nov 9, 2021 13:55	Ilya Aniskovets	CPPg++9.3.0	Success	97,105
Nov 9, 2021 13:54	Ilya Aniskovets	CPPg++9.3.0	Success	95,090
Nov 9, 2021 13:52	Ilya Aniskovets	CPPg++9.3.0	Success	70,542
Nov 9, 2021 13:51	Ilya Aniskovets	CPPclang++10.0.0	Success	90,951
Nov 1, 2021 10:38	Ilya Aniskovets	CPPclang++10.0.0	Success	47,409
Nov 1, 2021 10:37	Ilya Aniskovets	CPPg++9.3.0	Success	45,660
Nov 1, 2021 10:35	Ilya Aniskovets	CPPg++9.3.0	Success	45,643
Nov 1, 2021 10:35	Ilya Aniskovets	CPPclang++10.0.0	Success	48,671
Nov 1, 2021 10:31	Ilya Aniskovets	CPPclang++10.0.0	Success	48,357
Nov 1, 2021 10:30	Ilya Aniskovets	CPPg++9.3.0	Success	46,216
Nov 1, 2021 10:23	Ilya Aniskovets	CPPg++9.3.0	Error
Nov 1, 2021 10:18	Ilya Aniskovets	CPPg++9.3.0	Error
Nov 1, 2021 10:17	Ilya Aniskovets	CPPg++9.3.0	Success	180,389
Nov 1, 2021 10:16	Ilya Aniskovets	CPPg++9.3.0	Error
Nov 1, 2021 10:16	Ilya Aniskovets	CPPclang++10.0.0	Error

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