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
Oct 11, 2023 17:29	Serge Smirnov	CPPg++9.3.0	Success	35,422+0.04 RP
Oct 11, 2023 17:03	Serge Smirnov	CPPg++9.3.0	Error
Oct 11, 2023 15:35	Serge Smirnov	CPPg++9.3.0	Success	36,671
Oct 11, 2023 15:33	Serge Smirnov	CPPg++9.3.0	Success	36,611
Oct 11, 2023 15:32	Serge Smirnov	CPPg++9.3.0	Success	37,341
Oct 11, 2023 15:31	Serge Smirnov	CPPg++9.3.0	Success	37,387
Oct 11, 2023 15:30	Serge Smirnov	CPPg++9.3.0	Success	36,789
Oct 11, 2023 15:30	Serge Smirnov	CPPg++9.3.0	Success	36,676
Oct 11, 2023 12:49	Serge Smirnov	CPPg++9.3.0	Error
Oct 11, 2023 12:37	Serge Smirnov	CPPg++9.3.0	Success	35,446
Oct 11, 2023 12:35	Serge Smirnov	CPPg++9.3.0	Success	35,443
Oct 11, 2023 12:34	Serge Smirnov	CPPg++9.3.0	Success	35,585
Oct 11, 2023 12:34	Serge Smirnov	CPPg++9.3.0	Success	35,513
Oct 11, 2023 12:34	Serge Smirnov	CPPg++9.3.0	Success	37,895
Oct 11, 2023 12:33	Serge Smirnov	CPPg++9.3.0	Success	37,860
Oct 11, 2023 12:02	Vladimir Tat	CPPclang++10.0.0	Error
Oct 11, 2023 12:01	Vladimir Tat	CPPg++9.3.0	Error
Oct 11, 2023 11:16	Serge Smirnov	CPPg++9.3.0	Success	35,427+0.04 RP
Oct 11, 2023 10:57	Serge Smirnov	CPPg++9.3.0	Success	35,432+1.17 RP
Oct 11, 2023 10:56	Serge Smirnov	CPPg++9.3.0	Error
Oct 11, 2023 10:56	Serge Smirnov	CPPg++9.3.0	Error
Oct 11, 2023 10:55	Serge Smirnov	CPPg++9.3.0	Error
Oct 11, 2023 10:54	Serge Smirnov	CPPg++9.3.0	Error
Oct 11, 2023 10:52	Serge Smirnov	CPPg++9.3.0	Success	35,579+1.14 RP
Oct 11, 2023 10:52	Serge Smirnov	CPPg++9.3.0	Success	35,724+0.33 RP
Oct 11, 2023 10:51	Serge Smirnov	CPPg++9.3.0	Success	35,766+20.20 RP
Oct 11, 2023 10:28	Vladimir Tat	CPPg++9.3.0	Error
Oct 11, 2023 10:24	Vladimir Tat	CPPg++9.3.0	Error
Oct 11, 2023 10:22	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 20:30	Serge Smirnov	CPPg++9.3.0	Success	41,434
Oct 9, 2023 20:30	Serge Smirnov	CPPg++9.3.0	Success	41,436
Oct 9, 2023 20:29	Serge Smirnov	CPPg++9.3.0	Success	38,558
Oct 9, 2023 20:29	Serge Smirnov	CPPg++9.3.0	Error
Oct 9, 2023 16:41	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 16:41	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 16:41	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 16:40	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 16:40	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 16:39	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 16:36	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 16:35	Vladimir Tat	CPPg++9.3.0	Success	84,121
Oct 9, 2023 16:16	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 16:13	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 16:12	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 16:06	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 16:01	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 15:59	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 15:53	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 15:52	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 15:32	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 15:32	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 15:31	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 15:30	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 15:07	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 14:56	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 14:12	Serge Smirnov	CPPg++9.3.0	Error
Oct 9, 2023 14:11	Serge Smirnov	CPPg++9.3.0	Error
Oct 9, 2023 14:10	Serge Smirnov	CPPg++9.3.0	Success	156,772
Oct 9, 2023 14:09	Serge Smirnov	CPPg++9.3.0	Success	38,806
Oct 9, 2023 14:09	Serge Smirnov	CPPg++9.3.0	Success	39,547
Oct 9, 2023 14:08	Serge Smirnov	CPPg++9.3.0	Success	39,816
Oct 9, 2023 14:07	Serge Smirnov	CPPg++9.3.0	Success	39,868
Oct 9, 2023 14:05	Serge Smirnov	CPPg++9.3.0	Success	38,920
Oct 9, 2023 14:05	Serge Smirnov	CPPg++9.3.0	Success	38,717
Oct 9, 2023 14:04	Serge Smirnov	CPPg++9.3.0	Success	38,942
Oct 9, 2023 14:03	Serge Smirnov	CPPg++9.3.0	Success	38,551+0.37 RP
Oct 9, 2023 14:03	Serge Smirnov	CPPg++9.3.0	Success	38,606+0.10 RP
Oct 9, 2023 13:26	Serge Smirnov	CPPg++9.3.0	Success	39,238
Oct 9, 2023 13:25	Serge Smirnov	CPPg++9.3.0	Success	38,621+0.15 RP
Oct 9, 2023 13:22	Serge Smirnov	CPPg++9.3.0	Success	39,751
Oct 9, 2023 13:21	Serge Smirnov	CPPg++9.3.0	Success	39,212
Oct 9, 2023 13:19	Serge Smirnov	CPPg++9.3.0	Success	39,215
Oct 9, 2023 13:17	Serge Smirnov	CPPg++9.3.0	Success	39,212
Oct 9, 2023 13:16	Serge Smirnov	CPPg++9.3.0	Success	39,221
Oct 9, 2023 13:16	Serge Smirnov	CPPg++9.3.0	Error
Oct 9, 2023 13:08	Serge Smirnov	CPPg++9.3.0	Success	39,220
Oct 9, 2023 13:07	Serge Smirnov	CPPg++9.3.0	Error
Oct 9, 2023 12:44	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 12:43	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 12:42	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 11:46	Serge Smirnov	CPPg++9.3.0	Error
Oct 9, 2023 11:44	Serge Smirnov	CPPg++9.3.0	Error
Oct 9, 2023 11:39	Vladimir Tat	CPPg++9.3.0	Success	84,219
Oct 9, 2023 11:39	Vladimir Tat	CPPg++9.3.0	Success	84,113+0.07 RP
Oct 9, 2023 11:36	Serge Smirnov	CPPg++9.3.0	Success	38,644+1.76 RP
Oct 9, 2023 11:27	Serge Smirnov	CPPg++9.3.0	Success	38,908+1.95 RP
Oct 9, 2023 11:22	Serge Smirnov	CPPg++9.3.0	Success	39,206+0.20 RP
Oct 9, 2023 10:45	Vladimir Tat	CPPg++9.3.0	Success	84,160+66.87 RP
Oct 9, 2023 10:40	Vladimir Tat	CPPclang++10.0.0	Success	198,204
Oct 9, 2023 10:39	Vladimir Tat	CPPclang++10.0.0	Success	198,214
Oct 9, 2023 10:38	Vladimir Tat	CPPg++9.3.0	Success	192,479
Oct 9, 2023 10:37	Vladimir Tat	CPPg++9.3.0	Success	192,494+32.24 RP
Oct 9, 2023 10:31	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 10:22	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 10:13	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 10:10	Vladimir Tat	CPPg++9.3.0	Success	507,477
Oct 9, 2023 10:09	Vladimir Tat	CPPg++9.3.0	Success	513,220
Oct 9, 2023 10:08	Vladimir Tat	CPPg++9.3.0	Success	507,356+0.03 RP
Oct 9, 2023 10:08	Vladimir Tat	CPPg++9.3.0	Error
Oct 9, 2023 09:59	Vladimir Tat	CPPg++9.3.0	Success	1,623,435

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