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
Dec 30, 2024 23:44	tkal	CPPg++13.2.0	Success	69,903+0.09 RP
Dec 30, 2024 23:43	tkal	CPPg++13.2.0	Success	180,643
Dec 30, 2024 23:42	tkal	CPPg++13.2.0	Error
Dec 30, 2024 23:37	tkal	CPPg++13.2.0	Success	69,946+0.50 RP
Dec 30, 2024 23:36	tkal	CPPg++13.2.0	Success	70,260
Dec 30, 2024 23:36	tkal	CPPg++13.2.0	Error
Dec 30, 2024 23:35	tkal	CPPg++13.2.0	Success	74,711
Dec 30, 2024 23:34	tkal	CPPg++13.2.0	Success	70,191+45.23 RP
Dec 30, 2024 23:33	tkal	CPPg++13.2.0	Success	365,043
Dec 30, 2024 23:33	tkal	CPPg++13.2.0	Success	102,992
Dec 30, 2024 23:32	tkal	CPPg++13.2.0	Success	102,835+0.22 RP
Dec 30, 2024 23:32	tkal	CPPclang++18.1.3	Success	134,516
Dec 30, 2024 23:31	tkal	CPPg++13.2.0	Success	103,070+97.02 RP
Dec 30, 2024 23:19	tkal	CPPg++13.2.0	Error
Dec 30, 2024 23:18	tkal	CPPg++13.2.0	Error
Dec 30, 2024 23:17	tkal	CPPg++13.2.0	Error
Dec 30, 2024 23:16	tkal	CPPclang++18.1.3	Error
Dec 29, 2024 02:49	Christopher Mullins	GOgo1.23.4	Success	77,044
Dec 29, 2024 00:32	Christopher Mullins	GOgo1.23.4	Success	53,246+79.78 RP
Dec 28, 2024 18:53	Aryan Jain	CPPg++13.2.0	Success	203,089+0.86 RP
Dec 28, 2024 18:50	Aryan Jain	CPPg++13.2.0	Success	206,685+0.01 RP
Dec 28, 2024 18:49	Aryan Jain	CPPg++13.2.0	Success	206,713+3.51 RP
Dec 28, 2024 18:43	Aryan Jain	CPPg++13.2.0	Success	222,883+20.24 RP
Dec 28, 2024 18:36	Aryan Jain	CPPg++13.2.0	Error
Dec 28, 2024 18:31	Aryan Jain	CPPg++13.2.0	Success	406,044+19.48 RP
Dec 28, 2024 18:27	Aryan Jain	CPPclang++18.1.3	Success	1,943,468+5.15 RP
Dec 28, 2024 18:25	Aryan Jain	CPPclang++18.1.3	Error
Dec 28, 2024 18:22	korey-s	RUSTrust-1.83.0	Success	51,982
Dec 28, 2024 18:17	korey-s	RUSTrust-1.83.0	Success	51,955+29.17 RP
Dec 28, 2024 18:16	korey-s	RUSTrust-1.83.0	Success	61,234+136.52 RP
Dec 28, 2024 18:07	korey-s	RUSTrust-1.83.0	Error
Dec 28, 2024 14:26	Neo	CPPclang++18.1.3	Error
Dec 28, 2024 13:07	Neo	CPPclang++18.1.3	Success	52,487
Dec 28, 2024 13:07	Neo	CPPg++13.2.0	Success	52,417
Dec 28, 2024 13:00	Neo	CPPg++13.2.0	Success	49,210+18.84 RP
Dec 28, 2024 12:46	Neo	CPPg++13.2.0	Success	57,688
Dec 28, 2024 12:24	Neo	CPPg++13.2.0	Success	78,263
Dec 27, 2024 22:34	Joad Nacer	CPPclang++18.1.3	Error
Dec 27, 2024 22:31	Joad Nacer	CPPclang++18.1.3	Error
Dec 27, 2024 22:11	Joad Nacer	CPPclang++18.1.3	Error
Dec 27, 2024 22:10	Joad Nacer	CPPclang++18.1.3	Error
Dec 27, 2024 22:08	Joad Nacer	CPPclang++18.1.3	Error
Dec 27, 2024 22:02	Joad Nacer	CPPclang++18.1.3	Error
Dec 27, 2024 22:00	Joad Nacer	CPPclang++18.1.3	Error
Dec 27, 2024 21:59	Joad Nacer	CPPclang++18.1.3	Error
Dec 27, 2024 21:55	Joad Nacer	CPPclang++18.1.3	Error
Dec 27, 2024 21:53	Joad Nacer	CPPclang++18.1.3	Error
Dec 27, 2024 21:52	Joad Nacer	CPPclang++18.1.3	Error
Dec 27, 2024 21:50	Joad Nacer	CPPclang++18.1.3	Error
Dec 27, 2024 21:49	Joad Nacer	CPPg++13.2.0	Success	4,560
Dec 27, 2024 21:47	Joad Nacer	CPPclang++18.1.3	Error
Dec 27, 2024 21:46	Joad Nacer	CPPclang++18.1.3	Error
Dec 27, 2024 21:44	Joad Nacer	CPPclang++18.1.3	Error
Dec 27, 2024 21:42	Joad Nacer	CPPclang++18.1.3	Success	4,624
Dec 27, 2024 21:42	Joad Nacer	CPPclang++18.1.3	Success	5,111
Dec 27, 2024 20:52	Uladzislau Nestsiaruk	CPPclang++18.1.3	Success	95,927
Dec 27, 2024 19:50	Neo	CPPg++13.2.0	Error
Dec 27, 2024 19:27	Neo	CPPg++13.2.0	Success	58,253
Dec 27, 2024 19:24	Neo	CPPg++13.2.0	Success	54,238+184.37 RP
Dec 27, 2024 16:13	Uladzislau Nestsiaruk	CPPclang++18.1.3	Success	95,809+0.23 RP
Dec 27, 2024 16:12	Uladzislau Nestsiaruk	CPPclang++18.1.3	Success	96,654
Dec 27, 2024 16:11	Uladzislau Nestsiaruk	CPPclang++18.1.3	Error
Dec 27, 2024 16:10	Uladzislau Nestsiaruk	CPPclang++18.1.3	Success	96,018+83.44 RP
Dec 27, 2024 16:09	Uladzislau Nestsiaruk	CPPclang++18.1.3	Error
Dec 27, 2024 08:29	korsajan	GOgo1.22.0	Success	101,784+22.91 RP
Dec 26, 2024 22:22	Joad Nacer	CPPclang++18.1.3	Success	7,491
Dec 26, 2024 22:21	Joad Nacer	CPPclang++18.1.3	Success	6,965
Dec 26, 2024 22:21	Joad Nacer	CPPclang++18.1.3	Error
Dec 26, 2024 22:19	Joad Nacer	CPPclang++18.1.3	Success	4,877
Dec 26, 2024 22:18	Joad Nacer	CPPclang++18.1.3	Success	5,333
Dec 26, 2024 22:17	Joad Nacer	CPPclang++18.1.3	Error
Dec 26, 2024 22:10	Joad Nacer	CPPclang++18.1.3	Error
Dec 25, 2024 19:06	Elnur Rakhmatullin	CPPg++13.2.0	Success	51,307
Dec 25, 2024 19:05	Elnur Rakhmatullin	CPPclang++18.1.3	Success	53,401
Dec 25, 2024 19:03	Elnur Rakhmatullin	CPPclang++18.1.3	Error
Dec 25, 2024 19:03	Elnur Rakhmatullin	CPPclang++18.1.3	Success	53,334
Dec 25, 2024 18:58	Elnur Rakhmatullin	CPPg++13.2.0	Success	79,376
Dec 25, 2024 18:58	Elnur Rakhmatullin	CPPg++13.2.0	Success	48,045
Dec 25, 2024 18:57	Elnur Rakhmatullin	CPPg++13.2.0	Success	47,347
Dec 25, 2024 18:56	Elnur Rakhmatullin	CPPg++13.2.0	Success	57,123
Dec 25, 2024 18:55	Elnur Rakhmatullin	CPPg++13.2.0	Success	47,328+6.03 RP
Dec 25, 2024 18:51	Elnur Rakhmatullin	CPPg++13.2.0	Error
Dec 25, 2024 18:44	Elnur Rakhmatullin	CPPg++13.2.0	Success	58,534
Dec 25, 2024 18:34	Elnur Rakhmatullin	CPPg++13.2.0	Success	58,533
Dec 25, 2024 18:32	Elnur Rakhmatullin	CPPg++13.2.0	Error
Dec 25, 2024 16:14	Javid izadi	RUSTrust-1.83.0	Success	90,309
Dec 25, 2024 16:05	Javid izadi	CPPg++13.2.0	Error
Dec 25, 2024 16:05	Aniruddha Deb	CPPg++13.2.0	Error
Dec 25, 2024 16:03	Javid izadi	CPPg++13.2.0	Error
Dec 25, 2024 15:58	Javid izadi	CPPg++13.2.0	Error
Dec 25, 2024 15:43	Aniruddha Deb	CPPg++13.2.0	Success	54,246+178.87 RP
Dec 25, 2024 15:09	Javid izadi	CPPg++13.2.0	Error
Dec 25, 2024 13:35	Aniruddha Deb	CPPg++13.2.0	Success	1,825,155+5.48 RP
Dec 25, 2024 09:05	Javid izadi	RUSTrust-1.83.0	Error
Dec 25, 2024 09:03	Javid izadi	RUSTrust-1.83.0	Success	90,061
Dec 25, 2024 08:24	Javid izadi	RUSTrust-1.83.0	Success	89,926
Dec 25, 2024 08:21	Javid izadi	RUSTrust-1.83.0	Success	90,006
Dec 25, 2024 08:15	Javid izadi	RUSTrust-1.83.0	Success	89,791
Dec 25, 2024 07:46	Javid izadi	RUSTrust-1.83.0	Success	71,639+0.06 RP
Dec 25, 2024 07:42	Javid izadi	RUSTrust-1.83.0	Error

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