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
Apr 29, 2024 17:51	Steve Han	CPPclang++10.0.0	Success	16,060+5.69 RP
Apr 29, 2024 17:51	Steve Han	CPPclang++10.0.0	Success	19,411
Apr 29, 2024 17:38	korsajan	GOgo1.22.0	Error
Apr 29, 2024 17:27	Steve Han	CPPg++9.4.0	Success	21,706
Apr 29, 2024 17:10	Steve Han	CPPg++9.4.0	Success	23,444
Apr 29, 2024 17:09	Steve Han	CPPclang++10.0.0	Success	21,620
Apr 29, 2024 17:07	Steve Han	CPPclang++10.0.0	Success	21,818
Apr 29, 2024 16:36	Steve Han	CPPclang++10.0.0	Success	20,328
Apr 29, 2024 16:33	Steve Han	CPPclang++10.0.0	Success	16,942
Apr 29, 2024 14:35	Steve Han	CPPclang++10.0.0	Success	16,208+34.94 RP
Apr 29, 2024 14:17	Joad Nacer	CPPclang++10.0.0	Success	7,885+126.16 RP
Apr 29, 2024 13:24	Steve Han	CPPclang++10.0.0	Success	17,843
Apr 29, 2024 13:23	Steve Han	CPPclang++10.0.0	Success	17,181+11.26 RP
Apr 29, 2024 13:10	Steve Han	CPPclang++10.0.0	Success	17,520+19.87 RP
Apr 29, 2024 13:04	Steve Han	CPPclang++10.0.0	Success	19,272
Apr 29, 2024 12:25	Steve Han	CPPclang++10.0.0	Success	37,103
Apr 29, 2024 12:24	Joad Nacer	CPPclang++10.0.0	Success	8,913
Apr 29, 2024 12:21	Joad Nacer	CPPclang++10.0.0	Success	9,411
Apr 29, 2024 11:43	Steve Han	CPPclang++10.0.0	Error
Apr 29, 2024 11:19	Anoushk Kharangate	CPPg++9.4.0	Success	54,611
Apr 29, 2024 11:07	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 29, 2024 08:49	Anoushk Kharangate	CPPg++9.4.0	Success	50,697
Apr 29, 2024 08:49	Anoushk Kharangate	CPPg++9.4.0	Success	51,088
Apr 29, 2024 08:48	Anoushk Kharangate	CPPg++9.4.0	Success	51,083
Apr 29, 2024 08:47	Anoushk Kharangate	CPPg++9.4.0	Success	51,130
Apr 29, 2024 08:45	Anoushk Kharangate	CPPg++9.4.0	Success	50,645+0.07 RP
Apr 29, 2024 08:44	Anoushk Kharangate	CPPg++9.4.0	Success	50,707
Apr 29, 2024 08:42	Anoushk Kharangate	CPPg++9.4.0	Success	50,662+0.07 RP
Apr 29, 2024 08:42	Anoushk Kharangate	CPPg++9.4.0	Success	50,679+0.50 RP
Apr 29, 2024 08:18	Anoushk Kharangate	CPPg++9.4.0	Success	50,868
Apr 29, 2024 08:15	Anoushk Kharangate	CPPg++9.4.0	Success	51,133
Apr 29, 2024 08:14	Anoushk Kharangate	CPPg++9.4.0	Success	51,141
Apr 29, 2024 07:53	Anoushk Kharangate	CPPg++9.4.0	Success	50,879
Apr 29, 2024 07:31	Anoushk Kharangate	CPPg++9.4.0	Success	50,912
Apr 29, 2024 07:26	Anoushk Kharangate	CPPg++9.4.0	Success	50,868
Apr 29, 2024 07:25	Anoushk Kharangate	CPPg++9.4.0	Success	50,910
Apr 29, 2024 07:24	Anoushk Kharangate	CPPg++9.4.0	Success	50,881
Apr 29, 2024 07:24	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 29, 2024 07:15	Anoushk Kharangate	CPPg++9.4.0	Success	50,850
Apr 29, 2024 06:54	Anoushk Kharangate	CPPg++9.4.0	Success	50,809+0.58 RP
Apr 29, 2024 06:52	Anoushk Kharangate	CPPg++9.4.0	Success	50,964
Apr 29, 2024 06:51	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 29, 2024 06:46	Anoushk Kharangate	CPPg++9.4.0	Success	114,966
Apr 29, 2024 06:46	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 29, 2024 06:40	Anoushk Kharangate	CPPg++9.4.0	Success	51,016
Apr 29, 2024 06:28	Anoushk Kharangate	CPPg++9.4.0	Success	50,969
Apr 29, 2024 06:28	Anoushk Kharangate	CPPg++9.4.0	Success	50,965
Apr 29, 2024 06:27	Anoushk Kharangate	CPPg++9.4.0	Success	50,992
Apr 29, 2024 06:26	Anoushk Kharangate	CPPg++9.4.0	Success	50,995
Apr 29, 2024 06:25	Anoushk Kharangate	CPPg++9.4.0	Success	50,958+5.32 RP
Apr 29, 2024 06:22	Anoushk Kharangate	CPPg++9.4.0	Success	52,439
Apr 29, 2024 06:20	Anoushk Kharangate	CPPg++9.4.0	Success	52,396
Apr 29, 2024 06:15	Anoushk Kharangate	CPPg++9.4.0	Success	52,444
Apr 29, 2024 06:14	Anoushk Kharangate	CPPg++9.4.0	Success	52,432
Apr 29, 2024 06:13	Anoushk Kharangate	CPPg++9.4.0	Success	52,703
Apr 29, 2024 06:05	Anoushk Kharangate	CPPg++9.4.0	Success	52,747
Apr 29, 2024 06:00	Anoushk Kharangate	CPPg++9.4.0	Success	52,838
Apr 29, 2024 05:58	Anoushk Kharangate	CPPg++9.4.0	Success	52,379+28.39 RP
Apr 29, 2024 05:55	Anoushk Kharangate	CPPg++9.4.0	Success	61,530
Apr 29, 2024 05:54	Anoushk Kharangate	CPPg++9.4.0	Success	61,528+5.19 RP
Apr 29, 2024 05:39	Anoushk Kharangate	CPPg++9.4.0	Success	63,557+0.02 RP
Apr 29, 2024 05:37	Anoushk Kharangate	CPPg++9.4.0	Success	65,008
Apr 29, 2024 05:36	Anoushk Kharangate	CPPg++9.4.0	Success	65,253
Apr 29, 2024 05:34	Anoushk Kharangate	CPPg++9.4.0	Success	65,374
Apr 29, 2024 05:34	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 29, 2024 05:33	Anoushk Kharangate	CPPg++9.4.0	Success	65,368
Apr 29, 2024 05:31	Anoushk Kharangate	CPPg++9.4.0	Success	64,035
Apr 29, 2024 05:29	Anoushk Kharangate	CPPg++9.4.0	Success	63,603
Apr 29, 2024 05:27	Anoushk Kharangate	CPPg++9.4.0	Success	63,564+47.51 RP
Apr 29, 2024 05:27	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 29, 2024 05:24	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 29, 2024 03:20	Udbhav	RUSTrust-1.77.2	Success	39,152
Apr 29, 2024 03:19	Udbhav	RUSTrust-1.77.2	Success	39,330
Apr 29, 2024 03:09	Udbhav	RUSTrust-1.66.1	Success	39,075
Apr 28, 2024 18:57	Steve Han	CPPclang++10.0.0	Success	18,984
Apr 28, 2024 18:50	Steve Han	CPPclang++10.0.0	Success	18,152+9.25 RP
Apr 28, 2024 16:30	Steve Han	CPPclang++10.0.0	Success	21,235
Apr 28, 2024 16:30	Steve Han	CPPclang++10.0.0	Error
Apr 28, 2024 16:23	Steve Han	CPPclang++10.0.0	Success	18,541
Apr 28, 2024 16:17	Steve Han	CPPclang++10.0.0	Success	19,016
Apr 28, 2024 15:53	Steve Han	CPPclang++10.0.0	Success	19,836
Apr 28, 2024 15:51	Steve Han	CPPclang++10.0.0	Success	18,902
Apr 28, 2024 15:50	Steve Han	CPPclang++10.0.0	Success	18,952
Apr 28, 2024 15:42	Steve Han	CPPclang++10.0.0	Success	19,772
Apr 28, 2024 15:40	Steve Han	CPPclang++10.0.0	Success	18,826
Apr 28, 2024 15:39	Steve Han	CPPclang++10.0.0	Success	18,927
Apr 28, 2024 15:30	Steve Han	CPPg++9.4.0	Success	20,542
Apr 28, 2024 15:29	Steve Han	CPPclang++10.0.0	Success	18,869
Apr 28, 2024 15:25	Steve Han	CPPg++9.4.0	Success	20,348
Apr 28, 2024 15:22	Steve Han	CPPclang++10.0.0	Success	20,737
Apr 28, 2024 15:16	Steve Han	CPPclang++10.0.0	Success	24,195
Apr 28, 2024 15:11	Steve Han	CPPclang++10.0.0	Success	24,872
Apr 28, 2024 15:10	Steve Han	CPPg++9.4.0	Success	29,232
Apr 28, 2024 14:41	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 28, 2024 14:36	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 28, 2024 14:34	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 28, 2024 14:31	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 28, 2024 14:28	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 28, 2024 14:27	Steve Han	CPPg++9.4.0	Success	21,941
Apr 28, 2024 14:26	Anoushk Kharangate	CPPg++9.4.0	Error

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