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
Jul 2, 2023 21:01	Radek Szymanski	CPPg++9.3.0	Success	353,453
Jul 2, 2023 21:00	Radek Szymanski	CPPg++9.3.0	Success	354,534
Jul 2, 2023 21:00	Radek Szymanski	CPPg++9.3.0	Success	353,427
Jul 2, 2023 20:57	Radek Szymanski	CPPg++9.3.0	Success	352,709+22.26 RP
Jul 2, 2023 20:56	Radek Szymanski	CPPg++9.3.0	Error
Jul 2, 2023 20:50	Lukas	CPPg++9.3.0	Success	1,641,207+6.09 RP
Jul 2, 2023 20:45	dzaima	CPPclang++10.0.0	Success	18,166+4.72 RP
Jul 2, 2023 20:38	sliceteam	CPPg++9.3.0	Error
Jul 2, 2023 20:37	sliceteam	CPPg++9.3.0	Success	35,256
Jul 2, 2023 20:31	dzaima	CPPg++9.3.0	Error
Jul 2, 2023 20:27	dzaima	CPPg++9.3.0	Success	18,348
Jul 2, 2023 20:27	Radek Szymanski	CPPg++9.3.0	Success	1,641,545+6.09 RP
Jul 2, 2023 20:22	dzaima	CPPg++9.3.0	Success	18,334
Jul 2, 2023 20:20	dzaima	CPPg++9.3.0	Success	18,797
Jul 2, 2023 20:20	dzaima	CPPg++9.3.0	Success	18,765
Jul 2, 2023 20:17	Altay Akkus	CPPg++9.3.0	Success	1,641,721+6.09 RP
Jul 2, 2023 19:58	dzaima	CPPg++9.3.0	Success	18,323+68.89 RP
Jul 2, 2023 19:47	dzaima	CPPg++9.3.0	Success	20,970+476.87 RP
Jul 2, 2023 19:30	Dror Speiser	CPPclang++10.0.0	Success	1,631,334+6.13 RP
Jul 2, 2023 02:40	Eduardo Quirino	CPPg++9.3.0	Success	448,853+16.20 RP
Jul 2, 2023 02:39	Eduardo Quirino	CPPg++9.3.0	Error
Jul 2, 2023 02:36	Eduardo Quirino	CPPg++9.3.0	Success	1,644,274+6.08 RP
Jun 28, 2023 07:26	Alexander	CPPg++9.3.0	Success	153,182
Jun 28, 2023 07:17	Alexander	RUSTrust-1.69.0	Success	198,004
Jun 28, 2023 07:14	Alexander	RUSTrust-1.69.0	Success	207,297
Jun 28, 2023 06:48	Alexander	CPPg++9.3.0	Success	153,102
Jun 28, 2023 06:47	Alexander	CPPg++9.3.0	Success	153,093
Jun 28, 2023 06:31	Alexander	CPPg++9.3.0	Success	153,141
Jun 28, 2023 06:30	Alexander	CPPg++9.3.0	Success	155,189
Jun 28, 2023 06:29	Alexander	CPPg++9.3.0	Success	153,088
Jun 28, 2023 06:29	Alexander	CPPg++9.3.0	Success	153,250
Jun 28, 2023 06:28	Alexander	CPPg++9.3.0	Success	155,189
Jun 28, 2023 06:27	Alexander	CPPg++9.3.0	Success	153,137
Jun 28, 2023 06:27	Alexander	CPPg++9.3.0	Success	153,086+10.03 RP
Jun 28, 2023 06:26	Alexander	CPPg++9.3.0	Success	191,556
Jun 28, 2023 06:26	Alexander	CPPg++9.3.0	Error
Jun 28, 2023 06:24	Alexander	CPPg++9.3.0	Error
Jun 28, 2023 06:21	Alexander	CPPg++9.3.0	Error
Jun 28, 2023 06:21	Alexander	CPPg++9.3.0	Error
Jun 28, 2023 06:20	Alexander	CPPg++9.3.0	Error
Jun 28, 2023 06:19	Alexander	CPPg++9.3.0	Success	180,850+0.02 RP
Jun 28, 2023 06:15	Alexander	CPPg++9.3.0	Success	184,133
Jun 28, 2023 06:14	Alexander	CPPg++9.3.0	Success	180,901+8.97 RP
Jun 28, 2023 06:11	Alexander	CPPg++9.3.0	Error
Jun 28, 2023 06:09	Alexander	CPPg++9.3.0	Error
Jun 28, 2023 06:03	Alexander	CPPg++9.3.0	Error
Jun 28, 2023 06:03	Alexander	CPPg++9.3.0	Error
Jun 28, 2023 05:57	Alexander	CPPg++9.3.0	Error
Jun 28, 2023 05:57	Alexander	CPPg++9.3.0	Error
Jun 28, 2023 05:57	Alexander	CPPg++9.3.0	Error
Jun 28, 2023 05:56	Alexander	CPPg++9.3.0	Error
Jun 28, 2023 05:56	Alexander	CPPg++9.3.0	Error
Jun 28, 2023 05:55	Alexander	CPPg++9.3.0	Error
Jun 28, 2023 05:45	Alexander	CPPg++9.3.0	Success	323,248
Jun 28, 2023 05:42	Alexander	CPPg++9.3.0	Success	405,306
Jun 28, 2023 05:28	Alexander	CPPg++9.3.0	Error
Jun 28, 2023 05:27	Alexander	CPPg++9.3.0	Error
Jun 28, 2023 05:24	Alexander	CPPg++9.3.0	Success	217,218
Jun 28, 2023 05:22	Alexander	CPPg++9.3.0	Success	320,044
Jun 28, 2023 05:20	Alexander	CPPg++9.3.0	Success	318,779
Jun 28, 2023 05:06	Alexander	CPPg++9.3.0	Success	215,926+0.08 RP
Jun 28, 2023 05:05	Alexander	CPPg++9.3.0	Success	216,333
Jun 28, 2023 05:05	Alexander	CPPg++9.3.0	Success	216,313+0.02 RP
Jun 28, 2023 05:04	Alexander	CPPg++9.3.0	Success	217,000
Jun 28, 2023 05:04	Alexander	CPPg++9.3.0	Success	216,416+0.03 RP
Jun 28, 2023 05:02	Alexander	CPPg++9.3.0	Success	216,542+0.01 RP
Jun 28, 2023 05:02	Alexander	CPPg++9.3.0	Success	218,856
Jun 28, 2023 04:58	Alexander	CPPg++9.3.0	Success	216,576+0.13 RP
Jun 28, 2023 04:55	Alexander	CPPg++9.3.0	Success	217,977
Jun 28, 2023 04:53	Alexander	CPPg++9.3.0	Success	753,868
Jun 28, 2023 04:52	Alexander	CPPg++9.3.0	Success	673,466
Jun 28, 2023 04:44	Alexander	CPPg++9.3.0	Success	217,169+0.15 RP
Jun 28, 2023 04:42	Alexander	CPPg++9.3.0	Success	217,876+0.04 RP
Jun 28, 2023 04:41	Alexander	CPPg++9.3.0	Success	218,516
Jun 28, 2023 04:40	Alexander	CPPg++9.3.0	Success	218,062+11.41 RP
Jun 28, 2023 04:39	Alexander	CPPg++9.3.0	Success	314,320
Jun 28, 2023 04:36	Alexander	CPPg++9.3.0	Success	290,265+2.49 RP
Jun 28, 2023 04:33	Alexander	CPPg++9.3.0	Success	313,675
Jun 28, 2023 04:31	Alexander	CPPg++9.3.0	Error
Jun 28, 2023 04:25	Alexander	CPPg++9.3.0	Success	313,621
Jun 28, 2023 04:24	Alexander	CPPg++9.3.0	Success	314,660
Jun 28, 2023 04:22	Alexander	CPPclang++10.0.0	Success	319,117
Jun 28, 2023 04:21	Alexander	CPPg++9.3.0	Success	313,977
Jun 28, 2023 04:18	Alexander	CPPg++9.3.0	Error
Jun 28, 2023 04:18	Alexander	CPPg++9.3.0	Error
Jun 28, 2023 04:17	Alexander	CPPg++9.3.0	Error
Jun 28, 2023 04:11	Alexander	CPPg++9.3.0	Success	312,890+0.01 RP
Jun 28, 2023 04:10	Alexander	CPPg++9.3.0	Success	313,030+0.28 RP
Jun 28, 2023 04:07	Alexander	CPPclang++10.0.0	Success	315,816+8.51 RP
Jun 28, 2023 04:06	Alexander	CPPclang++10.0.0	Error
Jun 28, 2023 04:03	Alexander	CPPclang++10.0.0	Success	513,962
Jun 28, 2023 03:57	Alexander	CPPclang++10.0.0	Success	431,838+2.64 RP
Jun 28, 2023 03:54	Alexander	CPPclang++10.0.0	Error
Jun 28, 2023 03:53	Alexander	CPPclang++10.0.0	Error
Jun 28, 2023 03:52	Alexander	CPPclang++10.0.0	Error
Jun 28, 2023 03:46	Alexander	CPPclang++10.0.0	Error
Jun 28, 2023 03:46	Alexander	CPPclang++10.0.0	Error
Jun 28, 2023 03:44	Alexander	CPPclang++10.0.0	Success	487,496+0.01 RP
Jun 28, 2023 03:42	Alexander	CPPclang++10.0.0	Success	494,690
Jun 28, 2023 03:42	Alexander	CPPclang++10.0.0	Success	487,812+0.01 RP

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