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
Jul 8, 2023 22:25	Pavel Krajcevski	CPPg++9.3.0	Success	81,797
Jul 8, 2023 21:58	Pavel Krajcevski	CPPclang++10.0.0	Success	61,064
Jul 8, 2023 21:57	Pavel Krajcevski	CPPclang++10.0.0	Success	59,806
Jul 8, 2023 21:56	Pavel Krajcevski	CPPclang++10.0.0	Success	61,084
Jul 8, 2023 19:16	Pavel Krajcevski	CPPclang++10.0.0	Success	115,154
Jul 8, 2023 08:43	Sedat Kapanoğlu	RUSTrust-1.70.0	Success	62,660
Jul 8, 2023 08:32	Sedat Kapanoğlu	RUSTrust-1.70.0	Success	74,808
Jul 8, 2023 08:14	Sedat Kapanoğlu	RUSTrust-1.70.0	Success	85,688
Jul 8, 2023 07:54	Sedat Kapanoğlu	RUSTrust-1.70.0	Success	71,072
Jul 8, 2023 07:53	Sedat Kapanoğlu	RUSTrust-1.70.0	Error
Jul 8, 2023 06:54	Pavel Krajcevski	CPPg++9.3.0	Success	95,524
Jul 8, 2023 06:40	Sedat Kapanoğlu	RUSTrust-1.70.0	Success	56,419+0.13 RP
Jul 8, 2023 06:35	Sedat Kapanoğlu	RUSTrust-1.70.0	Success	56,470
Jul 8, 2023 06:34	Sedat Kapanoğlu	RUSTrust-1.70.0	Success	90,353
Jul 8, 2023 03:07	Pavel Krajcevski	CPPclang++10.0.0	Error
Jul 8, 2023 03:05	Pavel Krajcevski	CPPclang++10.0.0	Error
Jul 8, 2023 03:04	Pavel Krajcevski	CPPclang++10.0.0	Error
Jul 8, 2023 02:46	Pavel Krajcevski	CPPclang++10.0.0	Success	83,004
Jul 8, 2023 01:36	Giga Bowser	CPPclang++10.0.0	Error
Jul 8, 2023 01:35	Giga Bowser	CPPclang++10.0.0	Error
Jul 8, 2023 01:35	Giga Bowser	CPPclang++10.0.0	Error
Jul 8, 2023 01:31	Giga Bowser	CPPclang++10.0.0	Error
Jul 8, 2023 01:30	Giga Bowser	CPPclang++10.0.0	Error
Jul 7, 2023 21:26	Giga Bowser	CPPclang++10.0.0	Error
Jul 7, 2023 19:45	Andrew Epstein	CPPg++9.3.0	Success	1,642,341+6.09 RP
Jul 7, 2023 15:48	Pavel Krajcevski	CPPg++9.3.0	Error
Jul 7, 2023 15:45	Pavel Krajcevski	CPPg++9.3.0	Error
Jul 7, 2023 06:12	Pavel Krajcevski	CPPg++9.3.0	Error
Jul 7, 2023 05:54	Pavel Krajcevski	CPPg++9.3.0	Error
Jul 7, 2023 05:41	Pavel Krajcevski	CPPg++9.3.0	Success	57,956+93.28 RP
Jul 7, 2023 05:28	Arseniy Korobenko	CPPg++9.3.0	Success	56,373+18.65 RP
Jul 7, 2023 05:04	Arseniy Korobenko	CPPg++9.3.0	Success	63,000
Jul 7, 2023 05:03	Arseniy Korobenko	CPPg++9.3.0	Success	63,062
Jul 7, 2023 05:02	Arseniy Korobenko	CPPg++9.3.0	Success	63,051
Jul 7, 2023 05:01	Arseniy Korobenko	CPPg++9.3.0	Success	62,996+55.31 RP
Jul 7, 2023 05:00	Arseniy Korobenko	CPPg++9.3.0	Error
Jul 7, 2023 04:45	Arseniy Korobenko	CPPg++9.3.0	Error
Jul 7, 2023 04:40	Arseniy Korobenko	CPPg++9.3.0	Error
Jul 7, 2023 04:29	Arseniy Korobenko	CPPg++9.3.0	Error
Jul 7, 2023 04:28	Arseniy Korobenko	CPPg++9.3.0	Error
Jul 7, 2023 04:02	Arseniy Korobenko	CPPg++9.3.0	Success	96,687+103.43 RP
Jul 7, 2023 03:59	Arseniy Korobenko	CPPg++9.3.0	Error
Jul 7, 2023 03:23	Giga Bowser	CPPclang++10.0.0	Success	1,003,393+0.01 RP
Jul 7, 2023 03:01	Cadovvl	CPPg++9.3.0	Success	93,841
Jul 7, 2023 02:59	Cadovvl	CPPg++9.3.0	Success	84,720
Jul 7, 2023 02:44	Cadovvl	CPPg++9.3.0	Success	93,805
Jul 7, 2023 02:40	Cadovvl	CPPg++9.3.0	Success	93,796
Jul 7, 2023 02:39	Richard Lucas	GOgo1.20.5	Success	245,903+40.67 RP
Jul 7, 2023 02:26	Cadovvl	CPPg++9.3.0	Error
Jul 7, 2023 02:12	Cadovvl	CPPg++9.3.0	Success	86,627
Jul 7, 2023 02:11	Cadovvl	CPPg++9.3.0	Success	88,720
Jul 7, 2023 00:16	Giga Bowser	CPPg++9.3.0	Success	1,004,424+0.11 RP
Jul 7, 2023 00:13	Giga Bowser	CPPg++9.3.0	Success	1,015,736+3.75 RP
Jul 6, 2023 23:53	Giga Bowser	CPPg++9.3.0	Success	1,641,785+6.09 RP
Jul 6, 2023 14:48	Huy Duc Le	CPPg++9.3.0	Success	67,068
Jul 6, 2023 14:32	Huy Duc Le	CPPg++9.3.0	Success	100,659
Jul 6, 2023 11:24	Huy Duc Le	CPPg++9.3.0	Error
Jul 6, 2023 11:09	Huy Duc Le	CPPg++9.3.0	Success	62,809
Jul 6, 2023 11:09	Huy Duc Le	CPPg++9.3.0	Success	62,424+4.06 RP
Jul 6, 2023 11:09	Huy Duc Le	CPPg++9.3.0	Success	64,049+0.06 RP
Jul 6, 2023 11:08	Huy Duc Le	CPPg++9.3.0	Success	64,074+149.96 RP
Jul 6, 2023 11:03	Huy Duc Le	CPPg++9.3.0	Error
Jul 6, 2023 10:39	Huy Duc Le	CPPg++9.3.0	Error
Jul 6, 2023 09:46	Nguyen Thanh Vinh	CPPg++9.3.0	Success	483,565+0.73 RP
Jul 6, 2023 09:44	Nguyen Thanh Vinh	CPPg++9.3.0	Success	501,331+19.95 RP
Jul 6, 2023 09:42	Nguyen Thanh Vinh	CPPg++9.3.0	Error
Jul 6, 2023 09:40	Nguyen Thanh Vinh	CPPg++9.3.0	Error
Jul 6, 2023 09:19	Huy Duc Le	CPPg++9.3.0	Success	1,637,413+6.11 RP
Jul 6, 2023 07:21	Pavel Krajcevski	CPPclang++10.0.0	Success	126,157+22.70 RP
Jul 6, 2023 07:02	Pavel Krajcevski	CPPclang++10.0.0	Success	176,784+50.48 RP
Jul 6, 2023 06:57	Pavel Krajcevski	CPPclang++10.0.0	Error
Jul 6, 2023 04:49	Pavel Krajcevski	CPPg++9.3.0	Success	2,262,369
Jul 6, 2023 03:45	Pavel Krajcevski	CPPg++9.3.0	Success	2,225,958
Jul 6, 2023 03:43	Pavel Krajcevski	CPPclang++10.0.0	Success	2,220,089
Jul 5, 2023 19:08	Radek Szymanski	CPPg++9.3.0	Success	45,117
Jul 5, 2023 19:07	Radek Szymanski	CPPg++9.3.0	Error
Jul 5, 2023 18:56	Radek Szymanski	CPPclang++10.0.0	Success	44,932
Jul 5, 2023 18:55	Radek Szymanski	CPPg++9.3.0	Success	44,737+56.63 RP
Jul 5, 2023 18:52	Radek Szymanski	CPPg++9.3.0	Error
Jul 5, 2023 04:50	Radek Szymanski	CPPg++9.3.0	Success	61,140
Jul 5, 2023 04:49	Radek Szymanski	CPPg++9.3.0	Success	60,994
Jul 5, 2023 04:19	Radek Szymanski	CPPg++9.3.0	Success	60,620
Jul 5, 2023 04:19	Radek Szymanski	CPPclang++10.0.0	Success	59,918+0.34 RP
Jul 5, 2023 04:16	Radek Szymanski	CPPclang++10.0.0	Success	60,040+0.61 RP
Jul 5, 2023 04:14	Radek Szymanski	CPPclang++10.0.0	Success	60,261+2.31 RP
Jul 5, 2023 04:14	Radek Szymanski	CPPg++9.3.0	Success	61,112+29.88 RP
Jul 5, 2023 03:41	Radek Szymanski	CPPclang++10.0.0	Success	84,607
Jul 5, 2023 03:41	Radek Szymanski	CPPg++9.3.0	Success	82,439
Jul 5, 2023 03:40	Radek Szymanski	CPPg++9.3.0	Error
Jul 5, 2023 03:30	Radek Szymanski	CPPg++9.3.0	Success	77,248
Jul 5, 2023 03:29	Radek Szymanski	CPPclang++10.0.0	Success	74,998
Jul 5, 2023 03:28	Radek Szymanski	CPPclang++10.0.0	Success	74,766+1.28 RP
Jul 5, 2023 03:28	Radek Szymanski	CPPg++9.3.0	Success	75,509
Jul 5, 2023 03:20	Radek Szymanski	CPPg++9.3.0	Success	75,487+0.02 RP
Jul 5, 2023 03:19	Radek Szymanski	CPPg++9.3.0	Success	75,496+0.12 RP
Jul 5, 2023 03:17	Radek Szymanski	CPPg++9.3.0	Success	75,628
Jul 5, 2023 03:14	Radek Szymanski	CPPg++9.3.0	Success	75,566+0.70 RP
Jul 5, 2023 03:09	Radek Szymanski	CPPg++9.3.0	Success	76,437
Jul 5, 2023 03:08	Radek Szymanski	CPPg++9.3.0	Success	76,530
Jul 5, 2023 03:08	Radek Szymanski	CPPclang++10.0.0	Error

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