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
Dec 6, 2023 13:10	N/Name	CPPg++9.3.0	Error
Dec 6, 2023 13:09	N/Name	CPPg++9.3.0	Error
Dec 6, 2023 13:08	N/Name	CPPg++9.3.0	Error
Dec 6, 2023 13:08	N/Name	CPPg++9.3.0	Error
Dec 6, 2023 13:06	N/Name	CPPg++9.3.0	Error
Dec 6, 2023 13:05	N/Name	CPPg++9.3.0	Error
Dec 6, 2023 13:05	N/Name	CPPg++9.3.0	Error
Dec 6, 2023 13:03	N/Name	CPPg++9.3.0	Error
Dec 6, 2023 13:02	N/Name	CPPg++9.3.0	Error
Dec 6, 2023 12:55	N/Name	CPPg++9.3.0	Error
Dec 6, 2023 12:48	N/Name	CPPg++9.3.0	Error
Dec 6, 2023 12:47	N/Name	CPPg++9.3.0	Error
Dec 6, 2023 03:35	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 03:34	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 03:32	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 03:26	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 03:25	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 03:22	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 03:21	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 03:19	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 03:16	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 03:15	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 03:11	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 03:06	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 03:03	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 03:02	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 03:01	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 02:54	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 02:52	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 02:51	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 02:50	Yuriy Lyfenko	CPPg++9.3.0	Error
Dec 6, 2023 02:45	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 02:44	Yuriy Lyfenko	CPPclang++10.0.0	Success	8,015
Dec 6, 2023 02:42	Yuriy Lyfenko	CPPclang++10.0.0	Success	7,284
Dec 6, 2023 02:40	Yuriy Lyfenko	CPPclang++10.0.0	Success	7,384
Dec 6, 2023 02:34	Yuriy Lyfenko	CPPg++9.3.0	Error
Dec 6, 2023 02:30	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 02:28	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 02:26	Yuriy Lyfenko	CPPclang++10.0.0	Success	7,339
Dec 6, 2023 02:24	Yuriy Lyfenko	CPPclang++10.0.0	Success	7,386
Dec 6, 2023 02:23	Yuriy Lyfenko	CPPclang++10.0.0	Success	7,363
Dec 6, 2023 02:10	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 02:07	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 01:40	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 01:38	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 01:37	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 01:37	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 01:36	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 01:34	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 01:27	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 01:24	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 01:22	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 6, 2023 01:18	Yuriy Lyfenko	CPPg++9.3.0	Error
Dec 5, 2023 19:08	N/Name	CPPg++9.3.0	Error
Dec 5, 2023 19:00	N/Name	CPPg++9.3.0	Success	1,600,558+0.16 RP
Dec 5, 2023 18:58	N/Name	CPPg++9.3.0	Success	1,641,652+6.09 RP
Dec 5, 2023 17:29	a14u	CPPg++9.3.0	Error
Dec 5, 2023 17:27	a14u	CPPg++9.3.0	Success	1,641,832+6.09 RP
Dec 5, 2023 11:53	Dmitriy	CPPg++9.3.0	Error
Dec 5, 2023 11:44	Dmitriy	CPPg++9.3.0	Success	69,943
Dec 5, 2023 11:42	Dmitriy	CPPg++9.3.0	Success	70,034
Dec 5, 2023 11:32	Dmitriy	CPPg++9.3.0	Success	69,920+75.90 RP
Dec 5, 2023 11:31	Dmitriy	CPPg++9.3.0	Error
Dec 5, 2023 11:28	Dmitriy	CPPg++9.3.0	Error
Dec 5, 2023 11:27	Dmitriy	CPPg++9.3.0	Error
Dec 5, 2023 11:21	Dmitriy	CPPg++9.3.0	Error
Dec 5, 2023 11:04	Dmitriy	CPPg++9.3.0	Success	310,563
Dec 5, 2023 10:54	Dmitriy	CPPg++9.3.0	Success	453,860
Dec 5, 2023 10:48	Alex Kirel	CPPg++9.3.0	Error
Dec 5, 2023 10:47	Alex Kirel	CPPg++9.3.0	Error
Dec 5, 2023 10:21	Alex Kirel	CPPg++9.3.0	Success	206,357+0.01 RP
Dec 5, 2023 10:20	Alex Kirel	CPPg++9.3.0	Success	206,419+42.35 RP
Dec 5, 2023 09:21	Dmitriy	CPPg++9.3.0	Success	150,423
Dec 5, 2023 09:05	Dmitriy	CPPg++9.3.0	Success	153,419
Dec 5, 2023 08:55	Dmitriy	CPPg++9.3.0	Success	149,597
Dec 5, 2023 08:45	Dmitriy	CPPg++9.3.0	Success	148,989+0.02 RP
Dec 5, 2023 08:35	Dmitriy	CPPg++9.3.0	Success	149,041+0.72 RP
Dec 5, 2023 08:34	Dmitriy	CPPg++9.3.0	Success	150,817
Dec 5, 2023 08:31	Dmitriy	CPPg++9.3.0	Success	150,656+0.80 RP
Dec 5, 2023 08:17	Dmitriy	CPPg++9.3.0	Success	152,500+2.17 RP
Dec 5, 2023 08:04	Dmitriy	CPPg++9.3.0	Success	157,707+0.05 RP
Dec 5, 2023 07:54	Dmitriy	CPPg++9.3.0	Success	157,842+42.08 RP
Dec 4, 2023 16:57	Alex Kirel	CPPg++9.3.0	Success	1,641,680+6.09 RP
Dec 4, 2023 14:40	Dmitriy	CPPg++9.3.0	Success	470,126+15.21 RP
Dec 4, 2023 14:32	Dmitriy	CPPg++9.3.0	Success	1,649,504+6.06 RP
Dec 4, 2023 13:28	DimaSuraev	CPPg++9.3.0	Success	1,639,981+6.10 RP
Dec 4, 2023 04:36	matsuoka-601	CPPclang++10.0.0	Error
Dec 4, 2023 04:07	matsuoka-601	CPPclang++10.0.0	Error
Dec 4, 2023 04:07	matsuoka-601	CPPclang++10.0.0	Success	7,888
Dec 4, 2023 04:05	matsuoka-601	CPPclang++10.0.0	Success	7,548
Dec 4, 2023 04:01	matsuoka-601	CPPclang++10.0.0	Success	7,672
Dec 4, 2023 04:01	matsuoka-601	CPPclang++10.0.0	Success	7,490
Dec 4, 2023 04:00	matsuoka-601	CPPclang++10.0.0	Success	8,089
Dec 4, 2023 03:58	matsuoka-601	CPPclang++10.0.0	Error
Dec 3, 2023 10:31	runescimmy	RUSTrust-1.74.0	Success	351,418+28.46 RP
Dec 2, 2023 20:21	Yuriy Lyfenko	CSHARP8.0.0	Success	81,542
Dec 2, 2023 20:10	Yuriy Lyfenko	CSHARP8.0.0	Success	79,485
Dec 2, 2023 20:09	Yuriy Lyfenko	CSHARP8.0.0	Success	79,486
Dec 2, 2023 20:08	Yuriy Lyfenko	CSHARP8.0.0	Success	79,412
Dec 2, 2023 20:07	Yuriy Lyfenko	CSHARP8.0.0	Error

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