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
Jan 16, 2022 15:03	Andrey Tsvetkov	GOgo1.17.6	Success	79,372
Jan 16, 2022 15:02	Andrey Tsvetkov	GOgo1.17.6	Success	76,343
Jan 16, 2022 15:02	Andrey Tsvetkov	GOgo1.17.6	Success	76,344
Jan 16, 2022 15:00	Andrey Tsvetkov	GOgo1.17.6	Success	76,268
Jan 16, 2022 14:53	Andrey Tsvetkov	GOgo1.14.15	Success	79,516
Jan 16, 2022 14:53	Andrey Tsvetkov	GOgo1.17.6	Success	76,340
Jan 16, 2022 14:52	Andrey Tsvetkov	GOgo1.17.6	Success	76,446
Jan 16, 2022 14:41	Andrey Tsvetkov	GOgo1.17.6	Success	78,608
Jan 16, 2022 14:40	Andrey Tsvetkov	GOgo1.17.6	Success	78,609
Jan 16, 2022 12:21	Andrey Tsvetkov	GOgo1.17.6	Success	93,457
Jan 16, 2022 12:19	Andrey Tsvetkov	GOgo1.17.6	Success	94,193
Jan 16, 2022 12:16	Andrey Tsvetkov	GOgo1.17.6	Success	82,854
Jan 16, 2022 12:16	Andrey Tsvetkov	GOgo1.17.6	Success	84,273
Jan 16, 2022 12:15	Andrey Tsvetkov	GOgo1.17.6	Success	85,413
Jan 16, 2022 12:15	Andrey Tsvetkov	GOgo1.17.6	Success	91,903
Jan 16, 2022 12:14	Andrey Tsvetkov	GOgo1.17.6	Success	82,436
Jan 16, 2022 12:14	Andrey Tsvetkov	GOgo1.17.6	Success	83,291
Jan 16, 2022 12:13	Andrey Tsvetkov	GOgo1.17.6	Error
Jan 16, 2022 12:09	Andrey Tsvetkov	GOgo1.17.6	Success	56,014
Jan 16, 2022 12:08	Andrey Tsvetkov	GOgo1.17.6	Success	54,714
Jan 16, 2022 12:07	Andrey Tsvetkov	GOgo1.17.6	Success	73,215
Jan 16, 2022 12:06	Andrey Tsvetkov	GOgo1.17.6	Error
Jan 16, 2022 12:05	Andrey Tsvetkov	GOgo1.17.6	Success	94,197
Jan 16, 2022 12:05	Andrey Tsvetkov	GOgo1.17.6	Error
Jan 16, 2022 12:04	Andrey Tsvetkov	GOgo1.17.6	Success	93,448
Jan 16, 2022 12:03	Andrey Tsvetkov	GOgo1.17.6	Success	78,599
Jan 16, 2022 12:02	Andrey Tsvetkov	GOgo1.17.6	Success	78,713
Jan 16, 2022 12:01	Andrey Tsvetkov	GOgo1.17.6	Success	93,396
Jan 16, 2022 12:00	Andrey Tsvetkov	GOgo1.17.6	Success	78,611
Jan 16, 2022 11:59	Andrey Tsvetkov	GOgo1.14.15	Success	91,914
Jan 16, 2022 11:58	Andrey Tsvetkov	GOgo1.14.15	Success	93,295
Jan 16, 2022 10:18	Andrey Tsvetkov	GOgo1.14.15	Success	73,182
Jan 16, 2022 10:17	Andrey Tsvetkov	GOgo1.14.15	Success	72,832
Jan 16, 2022 10:16	Andrey Tsvetkov	GOgo1.14.15	Success	69,738
Jan 16, 2022 10:15	Andrey Tsvetkov	GOgo1.14.15	Success	70,471
Jan 16, 2022 10:14	Andrey Tsvetkov	GOgo1.14.15	Success	34,259
Jan 16, 2022 10:13	Andrey Tsvetkov	GOgo1.14.15	Success	34,693
Jan 16, 2022 10:12	Andrey Tsvetkov	GOgo1.14.15	Success	35,640
Jan 16, 2022 10:12	Andrey Tsvetkov	GOgo1.14.15	Success	37,892
Jan 16, 2022 10:02	Andrey Tsvetkov	GOgo1.14.15	Success	49,134
Jan 16, 2022 10:01	Andrey Tsvetkov	GOgo1.14.15	Error
Jan 16, 2022 09:58	Andrey Tsvetkov	GOgo1.14.15	Success	47,817
Jan 16, 2022 09:52	Andrey Tsvetkov	GOgo1.14.15	Success	45,282
Jan 16, 2022 09:51	Andrey Tsvetkov	GOgo1.14.15	Success	45,295
Jan 16, 2022 09:51	Andrey Tsvetkov	GOgo1.14.15	Success	45,368
Jan 16, 2022 09:49	Andrey Tsvetkov	GOgo1.14.15	Success	33,141
Jan 16, 2022 09:48	Andrey Tsvetkov	GOgo1.14.15	Success	32,776
Jan 16, 2022 09:46	Andrey Tsvetkov	GOgo1.14.15	Success	32,737
Jan 16, 2022 09:44	Andrey Tsvetkov	GOgo1.14.15	Error
Jan 16, 2022 09:43	Andrey Tsvetkov	GOgo1.14.15	Error
Jan 16, 2022 09:37	Andrey Tsvetkov	GOgo1.14.15	Success	32,897
Jan 16, 2022 09:08	Andrey Tsvetkov	GOgo1.14.15	Success	32,661
Jan 16, 2022 09:08	Andrey Tsvetkov	GOgo1.14.15	Success	32,664
Jan 16, 2022 09:07	Andrey Tsvetkov	GOgo1.14.15	Success	32,651+0.04 RP
Jan 16, 2022 09:00	Andrey Tsvetkov	GOgo1.14.15	Success	38,487
Jan 16, 2022 08:52	Andrey Tsvetkov	GOgo1.14.15	Success	32,655+0.02 RP
Jan 16, 2022 08:41	Andrey Tsvetkov	GOgo1.17.6	Success	40,057
Jan 16, 2022 08:41	Andrey Tsvetkov	GOgo1.14.15	Success	36,514
Jan 16, 2022 08:38	Andrey Tsvetkov	GOgo1.14.15	Success	33,222
Jan 16, 2022 08:37	Andrey Tsvetkov	GOgo1.17.6	Error
Jan 16, 2022 08:33	Andrey Tsvetkov	GOgo1.17.6	Success	34,651
Jan 16, 2022 08:32	Andrey Tsvetkov	GOgo1.17.6	Success	33,177
Jan 15, 2022 22:31	Mansur	CPPclang++10.0.0	Success	80,703+8.74 RP
Jan 15, 2022 22:30	Mansur	CPPclang++10.0.0	Success	86,826+15.27 RP
Jan 15, 2022 22:28	Mansur	CPPclang++10.0.0	Success	105,754
Jan 15, 2022 22:23	Mansur	CPPclang++10.0.0	Success	117,801
Jan 15, 2022 22:13	Mansur	CPPclang++10.0.0	Success	100,096+77.95 RP
Jan 15, 2022 21:23	Mansur	CPPclang++10.0.0	Success	455,424+15.88 RP
Jan 15, 2022 21:21	Mansur	CPPclang++10.0.0	Success	1,645,755+6.08 RP
Jan 15, 2022 09:27	zumpchke	CPPg++9.3.0	Success	1,645,378+6.08 RP
Jan 11, 2022 20:47	Jakub Beránek	RUSTrust-1.57.0	Error
Jan 11, 2022 20:25	Jakub Beránek	RUSTrust-1.57.0	Success	398,748
Jan 11, 2022 20:19	Jakub Beránek	RUSTrust-1.57.0	Success	395,495+25.28 RP
Jan 10, 2022 07:53	Yuriy Lyfenko	CPPclang++10.0.0	Success	11,513
Jan 10, 2022 07:39	Yuriy Lyfenko	CPPclang++10.0.0	Success	11,334+5.12 RP
Jan 10, 2022 07:39	Yuriy Lyfenko	CPPclang++10.0.0	Success	11,367+14.58 RP
Jan 10, 2022 07:38	Yuriy Lyfenko	CPPclang++10.0.0	Success	11,580
Jan 10, 2022 07:38	Yuriy Lyfenko	CPPclang++10.0.0	Success	11,951
Jan 10, 2022 07:37	Yuriy Lyfenko	CPPclang++10.0.0	Error
Jan 10, 2022 07:18	Yuriy Lyfenko	CPPg++9.3.0	Success	12,644
Jan 10, 2022 07:16	Yuriy Lyfenko	CPPclang++10.0.0	Success	11,462+167.98 RP
Jan 10, 2022 07:01	Yuriy Lyfenko	CPPclang++10.0.0	Error
Jan 10, 2022 06:56	Yuriy Lyfenko	CPPclang++10.0.0	Error
Jan 10, 2022 06:14	Yuriy Lyfenko	CPPclang++10.0.0	Success	13,822
Jan 10, 2022 06:11	Yuriy Lyfenko	CPPclang++10.0.0	Success	13,174
Jan 10, 2022 06:10	Yuriy Lyfenko	CPPclang++10.0.0	Success	12,904
Jan 10, 2022 05:59	Yuriy Lyfenko	CPPg++9.3.0	Error
Jan 10, 2022 05:54	Yuriy Lyfenko	CPPclang++10.0.0	Error
Jan 10, 2022 05:48	Yuriy Lyfenko	CPPclang++10.0.0	Error
Jan 10, 2022 05:46	Yuriy Lyfenko	CPPclang++10.0.0	Success	12,721
Jan 10, 2022 05:45	Yuriy Lyfenko	CPPclang++10.0.0	Success	13,268
Jan 10, 2022 05:32	Yuriy Lyfenko	CPPclang++10.0.0	Error
Jan 10, 2022 05:05	Yuriy Lyfenko	CPPclang++10.0.0	Error
Jan 10, 2022 05:04	Yuriy Lyfenko	CPPclang++10.0.0	Success	13,044
Jan 10, 2022 04:58	Yuriy Lyfenko	CPPclang++10.0.0	Success	12,845
Jan 10, 2022 04:57	Yuriy Lyfenko	CPPclang++10.0.0	Success	12,865
Jan 10, 2022 04:55	Yuriy Lyfenko	CPPclang++10.0.0	Error
Jan 10, 2022 04:33	Yuriy Lyfenko	CPPclang++10.0.0	Success	14,803
Jan 10, 2022 04:19	Yuriy Lyfenko	CPPclang++10.0.0	Success	14,805
Jan 10, 2022 01:59	Yuriy Lyfenko	CPPclang++10.0.0	Success	16,581

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