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
Aug 5, 2021 14:11	David Klassen	GO	Success	116,368+25.13 RP
Aug 5, 2021 13:51	David Klassen	GO	Success	164,470+3.45 RP
Aug 5, 2021 13:47	David Klassen	GO	Success	253,384
Aug 5, 2021 12:35	David Klassen	GO	Success	178,255
Aug 5, 2021 12:20	David Klassen	GO	Success	174,349+8.90 RP
Aug 5, 2021 12:13	David Klassen	GO	Success	206,369+26.50 RP
Aug 5, 2021 12:02	David Klassen	GO	Success	455,494+21.95 RP
Aug 4, 2021 20:47	Mikhail Shirokov	CPP	Success	51,848+0.01 RP
Aug 4, 2021 19:54	Jules Minier	CPP	Success	35,284+75.47 RP
Aug 4, 2021 19:50	Jules Minier	CPP	Error
Aug 4, 2021 19:43	Jules Minier	CPP	Error
Aug 3, 2021 20:16	Jules Minier	CPP	Success	55,888
Aug 2, 2021 22:59	Jules Minier	CPP	Error
Aug 2, 2021 17:12	Jules Minier	CPP	Success	69,036
Aug 2, 2021 17:10	Jules Minier	CPP	Error
Aug 2, 2021 08:38	Mikhail Shirokov	CPP	Success	54,369
Aug 1, 2021 12:51	Jules Minier	CPP	Success	48,089+42.38 RP
Aug 1, 2021 12:42	Jules Minier	CPP	Success	70,317
Aug 1, 2021 11:37	Jules Minier	CPP	Success	60,397+0.01 RP
Aug 1, 2021 10:59	Jules Minier	CPP	Success	60,400+98.50 RP
Aug 1, 2021 10:44	Jules Minier	CPP	Error
Aug 1, 2021 10:43	Jules Minier	CPP	Error
Aug 1, 2021 10:33	Jules Minier	CPP	Success	149,115+30.88 RP
Aug 1, 2021 10:29	Jules Minier	CPP	Error
Aug 1, 2021 10:25	Jules Minier	CPP	Success	276,355+14.92 RP
Aug 1, 2021 10:13	Jules Minier	CPP	Success	470,211+15.18 RP
Aug 1, 2021 10:13	Jules Minier	CPP	Success	1,642,451+6.09 RP
Jul 25, 2021 14:35	Mikhail Shirokov	CPP	Success	67,683
Jul 25, 2021 14:33	Mikhail Shirokov	CPP	Success	68,056
Jul 25, 2021 14:29	Mikhail Shirokov	CPP	Success	70,096
Jul 25, 2021 14:16	Mikhail Shirokov	CPP	Success	61,726
Jul 25, 2021 14:16	Mikhail Shirokov	CPP	Error
Jul 25, 2021 14:04	Mikhail Shirokov	CPP	Success	62,345
Jul 25, 2021 14:04	Mikhail Shirokov	CPP	Success	62,386
Jul 25, 2021 13:25	Mikhail Shirokov	CPP	Success	61,917
Jul 25, 2021 13:24	Mikhail Shirokov	CPP	Success	61,912
Jul 25, 2021 13:22	Mikhail Shirokov	CPP	Success	60,826
Jul 25, 2021 13:17	Mikhail Shirokov	CPP	Error
Jul 25, 2021 13:15	Mikhail Shirokov	CPP	Error
Jul 25, 2021 13:13	Mikhail Shirokov	CPP	Error
Jul 23, 2021 20:01	Adam Folwarczny	CPP	Error
Jul 23, 2021 19:51	Adam Folwarczny	CPP	Success	45,520+10.40 RP
Jul 23, 2021 19:46	Adam Folwarczny	CPP	Error
Jul 23, 2021 19:39	Adam Folwarczny	CPP	Success	60,620
Jul 23, 2021 19:19	Adam Folwarczny	CPP	Success	47,782+23.05 RP
Jul 23, 2021 19:15	Adam Folwarczny	CPP	Success	60,838
Jul 23, 2021 19:10	Adam Folwarczny	CPP	Success	53,697+12.85 RP
Jul 23, 2021 19:08	Adam Folwarczny	CPP	Success	57,677+66.25 RP
Jul 23, 2021 18:07	Adam Folwarczny	CPP	Success	103,124
Jul 23, 2021 18:04	Adam Folwarczny	CPP	Success	103,019
Jul 23, 2021 18:03	Adam Folwarczny	CPP	Success	93,344+3.19 RP
Jul 23, 2021 18:00	Adam Folwarczny	CPP	Success	99,777
Jul 23, 2021 18:00	Adam Folwarczny	CPP	Success	99,742
Jul 23, 2021 17:59	Adam Folwarczny	CPP	Success	96,210+1.55 RP
Jul 23, 2021 17:58	Adam Folwarczny	CPP	Success	97,663+80.38 RP
Jul 23, 2021 17:56	Adam Folwarczny	CPP	Error
Jul 23, 2021 14:55	Adam Folwarczny	CPP	Success	491,985
Jul 23, 2021 14:53	Adam Folwarczny	CPP	Success	454,206+15.95 RP
Jul 23, 2021 14:51	Adam Folwarczny	CPP	Success	1,647,904+6.07 RP
Jul 20, 2021 13:52	Mikhail Shirokov	CPP	Success	51,850+79.42 RP
Jul 20, 2021 13:51	Mikhail Shirokov	CPP	Success	88,590
Jul 20, 2021 13:47	Mikhail Shirokov	CPP	Success	88,150+1.31 RP
Jul 20, 2021 13:46	Mikhail Shirokov	CPP	Success	89,181+0.43 RP
Jul 20, 2021 13:45	Mikhail Shirokov	CPP	Success	89,521+13.02 RP
Jul 20, 2021 13:42	Mikhail Shirokov	CPP	Error
Jul 20, 2021 13:42	Mikhail Shirokov	CPP	Error
Jul 20, 2021 13:39	Mikhail Shirokov	CPP	Error
Jul 20, 2021 13:32	Mikhail Shirokov	CPP	Success	101,345
Jul 20, 2021 13:31	Mikhail Shirokov	CPP	Success	101,366
Jul 20, 2021 13:31	Mikhail Shirokov	CPP	Success	101,336+2.26 RP
Jul 20, 2021 13:29	Mikhail Shirokov	CPP	Error
Jul 20, 2021 13:26	Mikhail Shirokov	CPP	Success	103,712+54.15 RP
Jul 20, 2021 13:23	Mikhail Shirokov	CPP	Error
Jul 20, 2021 13:22	Mikhail Shirokov	CPP	Error
Jul 20, 2021 13:16	Mikhail Shirokov	CPP	Success	246,447
Jul 20, 2021 13:14	Mikhail Shirokov	CPP	Error
Jul 18, 2021 22:57	Andrey Tsvetkov	GO	Success	56,850
Jul 18, 2021 22:56	Andrey Tsvetkov	GO	Success	56,804
Jul 18, 2021 22:54	Andrey Tsvetkov	GO	Success	56,868
Jul 18, 2021 22:53	Andrey Tsvetkov	GO	Success	51,521
Jul 18, 2021 22:52	Andrey Tsvetkov	GO	Success	51,413
Jul 18, 2021 22:51	Andrey Tsvetkov	GO	Success	51,520
Jul 18, 2021 22:49	Andrey Tsvetkov	GO	Success	51,891
Jul 18, 2021 22:47	Andrey Tsvetkov	GO	Success	50,718
Jul 18, 2021 22:46	Andrey Tsvetkov	GO	Success	50,795
Jul 18, 2021 22:45	Andrey Tsvetkov	GO	Success	50,727
Jul 18, 2021 22:39	Andrey Tsvetkov	GO	Success	102,866
Jul 18, 2021 22:39	Andrey Tsvetkov	GO	Success	102,127
Jul 18, 2021 22:38	Andrey Tsvetkov	GO	Success	177,268
Jul 18, 2021 22:37	Andrey Tsvetkov	GO	Success	99,916
Jul 16, 2021 12:12	Mikhail Shirokov	CPP	Success	236,551+20.95 RP
Jul 16, 2021 11:17	Mikhail Shirokov	CPP	Success	469,059+15.25 RP
Jul 16, 2021 11:04	Mikhail Shirokov	CPP	Success	1,646,395+6.07 RP
Jul 14, 2021 15:27	Andrey Tsvetkov	GO	Success	50,352
Jul 14, 2021 15:26	Andrey Tsvetkov	GO	Error
Jul 14, 2021 15:25	Andrey Tsvetkov	GO	Error
Jul 14, 2021 15:21	Yuriy Lyfenko	CPP	Error
Jul 14, 2021 15:19	Yuriy Lyfenko	CPP	Success	13,117
Jul 14, 2021 15:18	Andrey Tsvetkov	GO	Success	50,530
Jul 14, 2021 15:18	Yuriy Lyfenko	CPP	Error

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