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
May 3, 2024 12:17	Steve Han	CPPclang++10.0.0	Success	52,286
May 3, 2024 12:16	Steve Han	CPPclang++10.0.0	Success	52,277
May 3, 2024 12:14	Steve Han	CPPclang++10.0.0	Success	51,890
May 3, 2024 12:14	Steve Han	CPPclang++10.0.0	Success	51,907
May 3, 2024 12:12	Steve Han	CPPclang++10.0.0	Success	50,000
May 3, 2024 10:34	Aleksey Ropan	CPPg++9.4.0	Error
May 3, 2024 10:31	Aleksey Ropan	CPPg++9.4.0	Success	433,599+0.99 RP
May 3, 2024 10:29	Aleksey Ropan	CPPg++9.4.0	Success	453,020+1.35 RP
May 3, 2024 10:27	Aleksey Ropan	CPPg++9.4.0	Success	487,924
May 3, 2024 10:24	Aleksey Ropan	CPPg++9.4.0	Success	482,464+0.18 RP
May 3, 2024 10:24	Aleksey Ropan	CPPg++9.4.0	Success	486,806+0.42 RP
May 3, 2024 10:22	Aleksey Ropan	CPPg++9.4.0	Success	496,898+14.05 RP
May 3, 2024 10:19	Aleksey Ropan	CPPg++9.4.0	Success	1,647,154+6.07 RP
May 3, 2024 08:22	Satyajeet Behera	CPPg++9.4.0	Success	1,646,715+6.07 RP
May 2, 2024 17:53	ishmeals	CPPg++9.4.0	Success	491,274+14.28 RP
May 2, 2024 17:53	ishmeals	CPPg++9.4.0	Success	1,766,129
May 2, 2024 17:51	ishmeals	CPPg++9.4.0	Success	1,647,189+6.07 RP
May 2, 2024 15:46	Ivan Miasnikov	CPPg++9.4.0	Success	74,373
May 2, 2024 11:26	Ivan Miasnikov	CPPg++9.4.0	Success	74,494
May 2, 2024 01:14	Ivan Miasnikov	CPPg++9.4.0	Success	74,294+0.40 RP
May 2, 2024 00:33	Ivan Miasnikov	CPPg++9.4.0	Success	74,632
May 2, 2024 00:30	Ivan Miasnikov	CPPg++9.4.0	Success	74,516+2.42 RP
May 2, 2024 00:26	Ivan Miasnikov	CPPg++9.4.0	Error
May 2, 2024 00:19	Ivan Miasnikov	CPPg++9.4.0	Success	75,883+0.53 RP
May 2, 2024 00:18	Ivan Miasnikov	CPPg++9.4.0	Success	89,024
May 2, 2024 00:09	Ivan Miasnikov	CPPg++9.4.0	Error
May 1, 2024 23:48	Ivan Miasnikov	CPPg++9.4.0	Success	78,016
May 1, 2024 23:45	Ivan Miasnikov	CPPg++9.4.0	Success	76,385
May 1, 2024 22:58	Ivan Miasnikov	CPPg++9.4.0	Success	76,189+0.74 RP
May 1, 2024 22:44	Ivan Miasnikov	CPPg++9.4.0	Success	76,622+0.66 RP
May 1, 2024 21:30	Ivan Miasnikov	CPPg++9.4.0	Success	77,014+5.98 RP
May 1, 2024 21:29	Ivan Miasnikov	CPPg++9.4.0	Success	80,734+4.44 RP
May 1, 2024 21:01	Ivan Miasnikov	CPPg++9.4.0	Success	86,798
May 1, 2024 20:59	Ivan Miasnikov	CPPg++9.4.0	Success	83,737+113.36 RP
May 1, 2024 20:57	Ivan Miasnikov	CPPg++9.4.0	Success	1,649,527+6.06 RP
May 1, 2024 12:48	Ekiben542	CPPg++9.4.0	Error
Apr 30, 2024 16:17	Steve Han	CPPclang++10.0.0	Error
Apr 30, 2024 14:07	Steve Han	CPPclang++10.0.0	Error
Apr 30, 2024 13:48	Steve Han	CPPclang++10.0.0	Success	24,024
Apr 30, 2024 13:22	Steve Han	CPPclang++10.0.0	Error
Apr 30, 2024 12:50	Anoushk Kharangate	CPPg++9.4.0	Success	45,149+0.02 RP
Apr 30, 2024 12:50	Anoushk Kharangate	CPPg++9.4.0	Success	45,154+0.08 RP
Apr 30, 2024 12:49	Anoushk Kharangate	CPPg++9.4.0	Success	45,170+18.08 RP
Apr 30, 2024 12:40	Anoushk Kharangate	CPPg++9.4.0	Success	49,415
Apr 30, 2024 12:38	Anoushk Kharangate	CPPg++9.4.0	Success	49,398
Apr 30, 2024 12:38	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 30, 2024 12:36	Anoushk Kharangate	CPPg++9.4.0	Success	49,489
Apr 30, 2024 12:26	Anoushk Kharangate	CPPg++9.4.0	Success	75,631
Apr 30, 2024 12:26	Anoushk Kharangate	CPPg++9.4.0	Success	75,607
Apr 30, 2024 12:22	Anoushk Kharangate	CPPg++9.4.0	Success	70,336
Apr 30, 2024 12:14	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 30, 2024 12:10	Anoushk Kharangate	CPPg++9.4.0	Success	49,399
Apr 30, 2024 12:09	Anoushk Kharangate	CPPg++9.4.0	Success	50,837
Apr 30, 2024 11:57	Anoushk Kharangate	CPPg++9.4.0	Success	64,017
Apr 30, 2024 11:51	Anoushk Kharangate	CPPg++9.4.0	Success	69,570
Apr 30, 2024 11:49	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 30, 2024 11:48	Anoushk Kharangate	CPPg++9.4.0	Success	62,287
Apr 30, 2024 11:42	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 30, 2024 11:38	Anoushk Kharangate	CPPg++9.4.0	Success	50,983
Apr 30, 2024 11:36	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 30, 2024 11:27	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 30, 2024 11:20	Anoushk Kharangate	CPPg++9.4.0	Success	49,206
Apr 30, 2024 11:10	Steve Han	CPPg++9.4.0	Success	45,463
Apr 30, 2024 11:03	Steve Han	CPPg++9.4.0	Success	45,688
Apr 30, 2024 11:03	Steve Han	CPPg++9.4.0	Error
Apr 30, 2024 11:02	Steve Han	CPPg++9.4.0	Error
Apr 30, 2024 11:00	Steve Han	CPPg++9.4.0	Success	45,300
Apr 30, 2024 10:58	Steve Han	CPPg++9.4.0	Error
Apr 30, 2024 10:57	Steve Han	CPPg++9.4.0	Error
Apr 30, 2024 10:57	Steve Han	CPPg++9.4.0	Error
Apr 30, 2024 10:56	Steve Han	CPPg++9.4.0	Success	64,064
Apr 30, 2024 10:53	Steve Han	CPPg++9.4.0	Success	64,102
Apr 30, 2024 10:52	Steve Han	CPPg++9.4.0	Error
Apr 30, 2024 10:51	Steve Han	CPPg++9.4.0	Error
Apr 30, 2024 10:50	Steve Han	CPPg++9.4.0	Error
Apr 30, 2024 10:50	Steve Han	CPPg++9.4.0	Error
Apr 30, 2024 10:48	Steve Han	CPPg++9.4.0	Success	64,595
Apr 30, 2024 10:41	Steve Han	CPPg++9.4.0	Success	64,639
Apr 30, 2024 10:41	Anoushk Kharangate	CPPg++9.4.0	Success	49,187+5.85 RP
Apr 30, 2024 10:40	Anoushk Kharangate	CPPg++9.4.0	Success	51,060
Apr 30, 2024 10:40	Steve Han	CPPg++9.4.0	Success	64,611
Apr 30, 2024 10:40	Anoushk Kharangate	CPPg++9.4.0	Success	51,163
Apr 30, 2024 10:40	Anoushk Kharangate	CPPclang++10.0.0	Success	94,766
Apr 30, 2024 10:39	Steve Han	CPPg++9.4.0	Success	64,640
Apr 30, 2024 10:38	Steve Han	CPPg++9.4.0	Success	64,572
Apr 30, 2024 10:35	Steve Han	CPPg++9.4.0	Success	64,573
Apr 30, 2024 10:35	Steve Han	CPPg++9.4.0	Success	64,658
Apr 30, 2024 10:34	Steve Han	CPPclang++10.0.0	Success	94,899
Apr 30, 2024 10:34	Steve Han	CPPclang++10.0.0	Error
Apr 30, 2024 10:32	Anoushk Kharangate	CPPclang++10.0.0	Success	94,806
Apr 30, 2024 10:19	Steve Han	CPPclang++10.0.0	Success	19,519
Apr 30, 2024 03:47	Steve Han	CPPclang++10.0.0	Success	16,886
Apr 30, 2024 02:39	Steve Han	CPPclang++10.0.0	Success	16,158
Apr 30, 2024 02:39	Steve Han	CPPclang++10.0.0	Success	17,456
Apr 30, 2024 02:38	Steve Han	CPPclang++10.0.0	Success	19,044
Apr 29, 2024 22:45	Joad Nacer	CPPclang++10.0.0	Success	8,688
Apr 29, 2024 22:43	Joad Nacer	CPPclang++10.0.0	Error
Apr 29, 2024 21:50	Steve Han	CPPclang++10.0.0	Success	16,070
Apr 29, 2024 21:49	Steve Han	CPPclang++10.0.0	Success	16,800
Apr 29, 2024 20:24	Joad Nacer	CPPg++9.4.0	Success	8,904

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