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
Jul 19, 2023 11:53	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Error
Jul 19, 2023 11:22	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	49,387
Jul 19, 2023 11:21	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	54,575
Jul 19, 2023 11:16	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	54,550
Jul 19, 2023 11:05	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	49,371
Jul 19, 2023 11:05	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	50,857
Jul 19, 2023 11:04	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	50,879
Jul 19, 2023 11:03	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	58,638
Jul 19, 2023 10:54	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Error
Jul 19, 2023 08:31	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Error
Jul 19, 2023 08:26	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	64,105
Jul 19, 2023 08:24	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	49,395
Jul 19, 2023 08:23	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	49,356+0.07 RP
Jul 19, 2023 08:22	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	49,374+0.03 RP
Jul 19, 2023 08:19	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	50,802
Jul 19, 2023 08:18	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	49,390
Jul 19, 2023 08:17	Jean-Francois SMIGIELSKI	CPPclang++10.0.0	Success	59,894
Jul 19, 2023 08:17	Jean-Francois SMIGIELSKI	CPPclang++10.0.0	Success	59,886
Jul 19, 2023 08:16	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	49,381+0.02 RP
Jul 19, 2023 08:15	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	49,408
Jul 19, 2023 08:15	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	49,413
Jul 19, 2023 08:13	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	49,385+0.05 RP
Jul 19, 2023 08:12	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	52,304
Jul 19, 2023 08:11	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	49,780
Jul 19, 2023 08:10	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	49,803
Jul 19, 2023 08:09	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	49,420
Jul 19, 2023 08:09	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	49,404
Jul 19, 2023 08:08	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	49,396+0.30 RP
Jul 19, 2023 08:07	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Error
Jul 19, 2023 08:06	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	52,428
Jul 19, 2023 08:03	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	50,593
Jul 19, 2023 07:54	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	49,665
Jul 19, 2023 07:54	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	49,517
Jul 19, 2023 07:52	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	50,106
Jul 18, 2023 23:09	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	49,469+2.09 RP
Jul 18, 2023 23:06	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Error
Jul 18, 2023 23:02	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	49,987
Jul 18, 2023 22:59	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	49,986+19.82 RP
Jul 18, 2023 22:51	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	55,484+5.04 RP
Jul 18, 2023 22:50	Jean-Francois SMIGIELSKI	CPPclang++10.0.0	Success	59,094
Jul 18, 2023 22:48	Jean-Francois SMIGIELSKI	CPPclang++10.0.0	Success	59,933
Jul 18, 2023 22:48	Jean-Francois SMIGIELSKI	CPPg++9.3.0	Success	57,081+5.51 RP
Jul 18, 2023 22:46	Jean-Francois SMIGIELSKI	CPPclang++10.0.0	Success	59,942
Jul 18, 2023 22:45	Jean-Francois SMIGIELSKI	CPPclang++10.0.0	Success	59,943
Jul 18, 2023 22:44	Jean-Francois SMIGIELSKI	CPPclang++10.0.0	Success	59,354
Jul 18, 2023 21:29	Jean-Francois SMIGIELSKI	CPPclang++10.0.0	Error
Jul 18, 2023 21:22	Jean-Francois SMIGIELSKI	CPPclang++10.0.0	Error
Jul 18, 2023 21:00	Lukas	RUSTrust-1.71.0	Error
Jul 18, 2023 20:35	Lukas	RUSTrust-1.71.0	Success	127,675
Jul 18, 2023 20:35	Jean-Francois SMIGIELSKI	CPPclang++10.0.0	Success	58,933+0.03 RP
Jul 18, 2023 20:32	Jean-Francois SMIGIELSKI	CPPclang++10.0.0	Error
Jul 18, 2023 20:29	Jean-Francois SMIGIELSKI	CPPclang++10.0.0	Success	91,139
Jul 18, 2023 20:26	Jean-Francois SMIGIELSKI	CPPclang++10.0.0	Success	58,945+1.49 RP
Jul 18, 2023 20:25	Jean-Francois SMIGIELSKI	CPPclang++10.0.0	Success	59,595
Jul 18, 2023 20:24	Jean-Francois SMIGIELSKI	CPPclang++10.0.0	Success	59,582
Jul 18, 2023 20:24	Jean-Francois SMIGIELSKI	CPPclang++10.0.0	Success	59,523
Jul 18, 2023 20:23	Jean-Francois SMIGIELSKI	CPPclang++10.0.0	Success	59,466+0.85 RP
Jul 18, 2023 20:20	Jean-Francois SMIGIELSKI	CPPclang++10.0.0	Success	59,769+56.61 RP
Jul 18, 2023 20:18	Jean-Francois SMIGIELSKI	CPPclang++10.0.0	Success	90,335+110.70 RP
Jul 18, 2023 20:17	Jean-Francois SMIGIELSKI	CPPclang++10.0.0	Error
Jul 18, 2023 20:12	Jean-Francois SMIGIELSKI	CPPclang++10.0.0	Error
Jul 18, 2023 20:12	Lukas	RUSTrust-1.71.0	Success	89,106+13.98 RP
Jul 18, 2023 19:21	Lukas	RUSTrust-1.71.0	Error
Jul 18, 2023 19:15	Lukas	RUSTrust-1.71.0	Error
Jul 18, 2023 19:13	Lukas	RUSTrust-1.71.0	Error
Jul 18, 2023 19:02	Lukas	RUSTrust-1.71.0	Success	101,784+0.68 RP
Jul 18, 2023 18:57	Lukas	RUSTrust-1.71.0	Error
Jul 18, 2023 18:55	Lukas	RUSTrust-1.71.0	Error
Jul 18, 2023 18:54	Lukas	RUSTrust-1.70.0	Error
Jul 18, 2023 18:49	Lukas	RUSTrust-1.70.0	Error
Jul 18, 2023 18:33	Alexander Monakov	CPPg++9.3.0	Success	58,637+1.83 RP
Jul 18, 2023 18:28	Lukas	RUSTrust-1.70.0	Error
Jul 18, 2023 18:26	Alexander Monakov	CPPg++9.3.0	Success	60,301
Jul 18, 2023 18:21	Alexander Monakov	CPPg++9.3.0	Success	60,860
Jul 18, 2023 18:21	Alexander Monakov	CPPg++9.3.0	Success	60,556
Jul 18, 2023 18:20	Alexander Monakov	CPPg++9.3.0	Success	66,259
Jul 18, 2023 18:19	Alexander Monakov	CPPg++9.3.0	Success	67,780
Jul 18, 2023 14:05	Tamo	RUSTrust-1.71.0	Success	109,340
Jul 18, 2023 13:57	Tamo	RUSTrust-1.71.0	Success	112,453
Jul 18, 2023 11:02	Elvir Crnčević	CPPg++9.3.0	Success	1,634,971
Jul 18, 2023 11:00	Elvir Crnčević	CPPg++9.3.0	Success	1,641,834
Jul 18, 2023 10:58	Elvir Crnčević	CPPg++9.3.0	Success	1,589,011
Jul 18, 2023 10:57	Elvir Crnčević	CPPclang++10.0.0	Success	1,597,553
Jul 18, 2023 10:56	Elvir Crnčević	CPPg++9.3.0	Success	1,589,621
Jul 18, 2023 10:55	Elvir Crnčević	CPPg++9.3.0	Success	506,685
Jul 18, 2023 10:54	Elvir Crnčević	CPPg++9.3.0	Error
Jul 18, 2023 10:53	Elvir Crnčević	CPPg++9.3.0	Success	468,852
Jul 18, 2023 10:52	Elvir Crnčević	CPPg++9.3.0	Success	468,967
Jul 17, 2023 21:40	Lukas	RUSTrust-1.70.0	Error
Jul 17, 2023 21:39	Lukas	RUSTrust-1.70.0	Error
Jul 17, 2023 09:14	Patsakula Nikita	RUSTrust-1.71.0	Error
Jul 17, 2023 09:12	Patsakula Nikita	RUSTrust-1.71.0	Error
Jul 17, 2023 06:20	Pavel Krajcevski	CPPclang++10.0.0	Success	94,984
Jul 17, 2023 06:10	Pavel Krajcevski	CPPclang++10.0.0	Success	95,176
Jul 17, 2023 06:05	Pavel Krajcevski	CPPclang++10.0.0	Error
Jul 16, 2023 23:57	Yusuf Keten	CPPg++9.3.0	Success	1,641,636+6.09 RP
Jul 16, 2023 15:05	Patsakula Nikita	RUSTrust-1.71.0	Success	85,574
Jul 16, 2023 15:03	Patsakula Nikita	RUSTrust-1.71.0	Success	85,900
Jul 16, 2023 15:02	Patsakula Nikita	RUSTrust-1.71.0	Success	82,393
Jul 16, 2023 14:41	Patsakula Nikita	RUSTrust-1.71.0	Success	81,637

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