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 15, 2023 12:14	Dmitrii Vasilev	CPPg++9.3.0	Success	87,627
Dec 15, 2023 12:13	matsuoka-601	CPPclang++10.0.0	Success	7,587
Dec 15, 2023 12:13	matsuoka-601	CPPclang++10.0.0	Error
Dec 15, 2023 12:11	matsuoka-601	CPPclang++10.0.0	Error
Dec 15, 2023 12:11	Dmitrii Vasilev	CPPg++9.3.0	Success	73,031+0.06 RP
Dec 15, 2023 12:11	Dmitrii Vasilev	CPPg++9.3.0	Success	73,061+0.22 RP
Dec 15, 2023 12:10	Dmitrii Vasilev	CPPg++9.3.0	Success	73,340
Dec 15, 2023 12:09	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 12:09	Dmitrii Vasilev	CPPg++9.3.0	Success	73,177+0.07 RP
Dec 15, 2023 12:08	Dmitrii Vasilev	CPPg++9.3.0	Success	73,213+0.14 RP
Dec 15, 2023 12:07	Dmitrii Vasilev	CPPg++9.3.0	Success	74,173
Dec 15, 2023 12:06	Dmitrii Vasilev	CPPg++9.3.0	Success	73,290+5.33 RP
Dec 15, 2023 12:05	Dmitrii Vasilev	CPPg++9.3.0	Success	76,361
Dec 15, 2023 12:03	Dmitrii Vasilev	CPPg++9.3.0	Success	76,386
Dec 15, 2023 12:03	Dmitrii Vasilev	CPPg++9.3.0	Success	76,425
Dec 15, 2023 12:02	Dmitrii Vasilev	CPPg++9.3.0	Success	76,386
Dec 15, 2023 12:02	Dmitrii Vasilev	CPPg++9.3.0	Success	76,402
Dec 15, 2023 12:02	Dmitrii Vasilev	CPPg++9.3.0	Success	76,525
Dec 15, 2023 12:01	Dmitrii Vasilev	CPPg++9.3.0	Success	76,316
Dec 15, 2023 11:59	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 11:52	Dmitrii Vasilev	CPPg++9.3.0	Success	78,773
Dec 15, 2023 11:51	Dmitrii Vasilev	CPPg++9.3.0	Success	76,455
Dec 15, 2023 11:48	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 11:48	Dmitrii Vasilev	CPPg++9.3.0	Success	76,337
Dec 15, 2023 11:48	Dmitrii Vasilev	CPPg++9.3.0	Success	76,269+0.14 RP
Dec 15, 2023 11:47	Dmitrii Vasilev	CPPg++9.3.0	Success	76,353+0.02 RP
Dec 15, 2023 11:47	Dmitrii Vasilev	CPPg++9.3.0	Success	76,362+0.44 RP
Dec 15, 2023 11:47	Dmitrii Vasilev	CPPg++9.3.0	Success	76,619+3.17 RP
Dec 15, 2023 11:46	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 11:46	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 11:44	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 11:44	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 11:43	Dmitrii Vasilev	CPPg++9.3.0	Success	78,528+0.18 RP
Dec 15, 2023 11:39	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 11:38	Dmitrii Vasilev	CPPg++9.3.0	Success	78,642+0.07 RP
Dec 15, 2023 11:37	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 11:35	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 11:35	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 11:34	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 11:33	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 11:31	Dmitrii Vasilev	CPPg++9.3.0	Success	78,685+5.87 RP
Dec 15, 2023 11:30	Dmitrii Vasilev	CPPg++9.3.0	Success	91,686
Dec 15, 2023 11:29	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 11:29	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 11:27	Dmitrii Vasilev	CPPg++9.3.0	Success	93,655
Dec 15, 2023 11:27	Dmitrii Vasilev	CPPg++9.3.0	Success	82,584
Dec 15, 2023 11:27	Dmitrii Vasilev	CPPg++9.3.0	Success	82,544
Dec 15, 2023 11:27	Dmitrii Vasilev	CPPg++9.3.0	Success	93,781
Dec 15, 2023 11:27	Dmitrii Vasilev	CPPg++9.3.0	Success	93,548
Dec 15, 2023 11:27	Dmitrii Vasilev	CPPg++9.3.0	Success	82,498+2.47 RP
Dec 15, 2023 11:26	Dmitrii Vasilev	CPPclang++10.0.0	Success	85,775
Dec 15, 2023 11:25	Dmitrii Vasilev	CPPclang++10.0.0	Success	91,393
Dec 15, 2023 11:25	Dmitrii Vasilev	CPPclang++10.0.0	Success	91,362
Dec 15, 2023 11:25	Dmitrii Vasilev	CPPclang++10.0.0	Success	91,317
Dec 15, 2023 11:25	Dmitrii Vasilev	CPPg++9.3.0	Success	84,221
Dec 15, 2023 11:25	Dmitrii Vasilev	CPPg++9.3.0	Success	84,214
Dec 15, 2023 11:25	Dmitrii Vasilev	CPPg++9.3.0	Success	84,217+13.01 RP
Dec 15, 2023 11:25	Dmitrii Vasilev	CPPg++9.3.0	Success	94,618
Dec 15, 2023 11:25	Dmitrii Vasilev	CPPg++9.3.0	Success	94,581+0.01 RP
Dec 15, 2023 11:25	Dmitrii Vasilev	CPPg++9.3.0	Success	94,590+0.02 RP
Dec 15, 2023 11:20	Dmitrii Vasilev	CPPg++9.3.0	Success	94,611+1.66 RP
Dec 15, 2023 11:17	Dmitrii Vasilev	CPPg++9.3.0	Success	96,117+0.03 RP
Dec 15, 2023 11:17	Dmitrii Vasilev	CPPg++9.3.0	Success	96,435
Dec 15, 2023 11:16	Dmitrii Vasilev	CPPg++9.3.0	Success	96,364
Dec 15, 2023 11:16	Dmitrii Vasilev	CPPg++9.3.0	Success	96,148+4.08 RP
Dec 15, 2023 11:14	Dmitrii Vasilev	CPPg++9.3.0	Success	100,071+3.71 RP
Dec 15, 2023 11:14	Dmitrii Vasilev	CPPg++9.3.0	Success	103,933+0.47 RP
Dec 15, 2023 11:12	Dmitrii Vasilev	CPPg++9.3.0	Success	104,444+72.39 RP
Dec 15, 2023 11:11	Dmitrii Vasilev	CPPg++9.3.0	Success	429,100
Dec 15, 2023 11:10	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 11:10	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 11:10	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 11:09	Dmitrii Vasilev	CPPg++9.3.0	Success	429,083
Dec 15, 2023 11:06	Dmitrii Vasilev	CPPg++9.3.0	Success	430,893
Dec 15, 2023 11:03	Dmitrii Vasilev	CPPg++9.3.0	Success	428,534
Dec 15, 2023 11:02	Dmitrii Vasilev	CPPg++9.3.0	Success	428,396
Dec 15, 2023 11:01	Dmitrii Vasilev	CPPg++9.3.0	Success	432,803
Dec 15, 2023 11:01	Dmitrii Vasilev	CPPg++9.3.0	Success	430,696
Dec 15, 2023 10:54	Dmitrii Vasilev	CPPg++9.3.0	Success	452,895
Dec 15, 2023 10:53	Dmitrii Vasilev	CPPg++9.3.0	Success	452,194
Dec 15, 2023 10:53	Dmitrii Vasilev	CPPg++9.3.0	Success	452,350
Dec 15, 2023 10:52	Dmitrii Vasilev	CPPg++9.3.0	Success	460,760
Dec 15, 2023 10:51	Dmitrii Vasilev	CPPg++9.3.0	Success	428,112+0.04 RP
Dec 15, 2023 10:50	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 10:48	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 10:45	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 10:45	Dmitrii Vasilev	CPPclang++10.0.0	Error
Dec 15, 2023 10:43	Dmitrii Vasilev	CPPclang++10.0.0	Error
Dec 15, 2023 10:42	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 10:42	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 10:41	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 10:40	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 10:39	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 10:38	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 10:35	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 10:35	Dmitrii Vasilev	CPPg++9.3.0	Error
Dec 15, 2023 10:34	Dmitrii Vasilev	CPPg++9.3.0	Success	430,521
Dec 15, 2023 10:33	Dmitrii Vasilev	CPPg++9.3.0	Success	429,807
Dec 15, 2023 10:30	Dmitrii Vasilev	CPPg++9.3.0	Success	428,801
Dec 15, 2023 10:29	Dmitrii Vasilev	CPPg++9.3.0	Success	429,118

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