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
Feb 16, 2024 18:19	Sam Hughes	CPPg++9.4.0	Success	63,632
Feb 16, 2024 18:18	Sam Hughes	CPPg++9.4.0	Success	63,657
Feb 16, 2024 18:14	Sam Hughes	CPPg++9.4.0	Success	63,378+14.83 RP
Feb 16, 2024 18:10	Sam Hughes	CPPg++9.4.0	Error
Feb 16, 2024 17:59	Sam Hughes	CPPg++9.4.0	Success	77,018
Feb 16, 2024 17:58	RecursiveCatnip	RUSTrust-1.73.0	Success	54,986+5.45 RP
Feb 16, 2024 17:57	Sam Hughes	CPPg++9.4.0	Success	69,957
Feb 16, 2024 17:56	Sam Hughes	CPPg++9.4.0	Success	69,953+136.89 RP
Feb 16, 2024 17:55	RecursiveCatnip	RUSTrust-1.73.0	Success	56,685+2.17 RP
Feb 16, 2024 17:52	RecursiveCatnip	RUSTrust-1.73.0	Success	57,392+6.01 RP
Feb 16, 2024 17:52	Sam Hughes	CPPg++9.4.0	Error
Feb 16, 2024 17:51	Sam Hughes	CPPg++9.4.0	Error
Feb 16, 2024 17:49	Sam Hughes	CPPg++9.4.0	Error
Feb 16, 2024 17:48	Sam Hughes	CPPg++9.4.0	Error
Feb 16, 2024 17:47	Sam Hughes	CPPg++9.4.0	Error
Feb 16, 2024 17:45	Sam Hughes	CPPg++9.4.0	Error
Feb 16, 2024 17:44	Sam Hughes	CPPg++9.4.0	Error
Feb 16, 2024 17:44	RecursiveCatnip	RUSTrust-1.73.0	Success	59,443+135.96 RP
Feb 16, 2024 17:43	Sam Hughes	CPPg++9.4.0	Error
Feb 16, 2024 17:41	Sam Hughes	CPPg++9.4.0	Error
Feb 16, 2024 17:39	Sam Hughes	CPPg++9.4.0	Success	1,650,054+6.06 RP
Feb 16, 2024 17:37	Sam Hughes	CPPg++9.4.0	Error
Feb 16, 2024 17:24	RecursiveCatnip	RUSTrust-1.73.0	Error
Feb 16, 2024 16:51	Elliot V Walker	CPPg++9.4.0	Error
Feb 16, 2024 16:02	RecursiveCatnip	RUSTrust-1.73.0	Success	309,890+32.27 RP
Feb 16, 2024 15:50	Elliot V Walker	CPPg++9.4.0	Success	471,049+15.16 RP
Feb 16, 2024 12:20	Huy Duc Le	CPPg++9.4.0	Success	12,542
Feb 16, 2024 12:18	Huy Duc Le	CPPg++9.4.0	Success	12,276+20.19 RP
Feb 16, 2024 11:16	Huy Duc Le	CPPg++9.4.0	Success	13,519
Feb 16, 2024 11:02	Huy Duc Le	CPPg++9.4.0	Success	18,411
Feb 16, 2024 11:00	Huy Duc Le	CPPg++9.4.0	Success	19,787
Feb 16, 2024 10:49	Huy Duc Le	CPPg++9.4.0	Success	15,382
Feb 16, 2024 10:47	Huy Duc Le	CPPg++9.4.0	Success	17,783
Feb 16, 2024 10:13	Huy Duc Le	CPPg++9.4.0	Success	21,760
Feb 16, 2024 09:49	Huy Duc Le	CPPg++9.4.0	Success	12,609
Feb 16, 2024 09:48	Huy Duc Le	CPPg++9.4.0	Error
Feb 16, 2024 09:36	Huy Duc Le	CPPg++9.4.0	Error
Feb 16, 2024 09:35	Huy Duc Le	CPPg++9.4.0	Success	12,588+67.56 RP
Feb 16, 2024 09:26	Huy Duc Le	CPPg++9.4.0	Error
Feb 16, 2024 09:24	Huy Duc Le	CPPg++9.4.0	Success	13,758+5.09 RP
Feb 16, 2024 09:23	Huy Duc Le	CPPg++9.4.0	Success	13,935
Feb 16, 2024 09:22	Huy Duc Le	CPPg++9.4.0	Success	13,855+65.42 RP
Feb 16, 2024 09:19	Huy Duc Le	CPPg++9.4.0	Success	15,236+46.58 RP
Feb 16, 2024 09:14	Huy Duc Le	CPPg++9.4.0	Success	16,400+136.83 RP
Feb 16, 2024 08:58	Huy Duc Le	CPPg++9.4.0	Success	21,145+1.49 RP
Feb 16, 2024 08:56	Huy Duc Le	CPPg++9.4.0	Success	21,212+8.23 RP
Feb 16, 2024 08:44	Huy Duc Le	CPPg++9.4.0	Success	21,589+157.86 RP
Feb 16, 2024 08:40	Huy Duc Le	CPPg++9.4.0	Success	32,751+117.16 RP
Feb 16, 2024 06:45	Huy Duc Le	CPPg++9.4.0	Error
Feb 16, 2024 01:08	Bubble Boi	CPPg++9.4.0	Success	51,762
Feb 16, 2024 01:07	Bubble Boi	CPPg++9.4.0	Error
Feb 16, 2024 01:06	Bubble Boi	CPPg++9.4.0	Error
Feb 16, 2024 01:05	Bubble Boi	CPPg++9.4.0	Error
Feb 16, 2024 01:01	Bubble Boi	CPPg++9.4.0	Success	51,099
Feb 16, 2024 01:00	Bubble Boi	CPPg++9.4.0	Success	56,306
Feb 16, 2024 00:58	Bubble Boi	CPPg++9.4.0	Success	50,795+0.17 RP
Feb 16, 2024 00:25	Varun Mathur	CPPclang++10.0.0	Error
Feb 16, 2024 00:18	Varun Mathur	CPPclang++10.0.0	Success	1,602,686
Feb 16, 2024 00:17	Varun Mathur	CPPclang++10.0.0	Success	1,597,828+6.26 RP
Feb 15, 2024 22:33	Elliot V Walker	CPPg++9.4.0	Success	1,647,245+6.07 RP
Feb 15, 2024 19:00	Bubble Boi	CPPg++9.4.0	Error
Feb 15, 2024 17:26	Ryan Chung Yi Sheng	CPPg++9.4.0	Success	68,499
Feb 15, 2024 05:18	Ryan Chung Yi Sheng	CPPg++9.4.0	Success	69,144
Feb 15, 2024 05:12	Ryan Chung Yi Sheng	CPPg++9.4.0	Error
Feb 15, 2024 05:06	Ryan Chung Yi Sheng	CPPg++9.4.0	Error
Feb 15, 2024 04:51	Ryan Chung Yi Sheng	CPPg++9.4.0	Success	54,888+0.01 RP
Feb 15, 2024 04:50	Ryan Chung Yi Sheng	CPPg++9.4.0	Success	54,890+0.02 RP
Feb 15, 2024 04:48	Ryan Chung Yi Sheng	CPPg++9.4.0	Error
Feb 15, 2024 04:41	Ryan Chung Yi Sheng	CPPg++9.4.0	Success	54,895+0.24 RP
Feb 15, 2024 04:21	Ryan Chung Yi Sheng	CPPg++9.4.0	Error
Feb 15, 2024 04:15	Ryan Chung Yi Sheng	CPPg++9.4.0	Success	54,968+131.16 RP
Feb 15, 2024 04:13	Ryan Chung Yi Sheng	CPPg++9.4.0	Error
Feb 14, 2024 17:11	Ryan Chung Yi Sheng	CPPg++9.4.0	Success	196,995+44.69 RP
Feb 14, 2024 17:00	Ryan Chung Yi Sheng	CPPg++9.4.0	Success	1,645,410+6.08 RP
Feb 14, 2024 09:03	RecursiveCatnip	RUSTrust-1.73.0	Error
Feb 13, 2024 17:49	Bubble Boi	CPPg++9.4.0	Success	50,838+0.05 RP
Feb 13, 2024 17:46	Bubble Boi	CPPg++9.4.0	Success	51,514
Feb 13, 2024 17:45	Bubble Boi	CPPg++9.4.0	Success	50,862
Feb 13, 2024 17:11	Bubble Boi	CPPg++9.4.0	Success	50,851+13.69 RP
Feb 13, 2024 16:56	Bubble Boi	CPPg++9.4.0	Error
Feb 13, 2024 15:46	Bubble Boi	CPPg++9.4.0	Success	55,397
Feb 13, 2024 15:45	Bubble Boi	CPPg++9.4.0	Success	56,650
Feb 13, 2024 15:25	Bubble Boi	CPPg++9.4.0	Success	54,784
Feb 13, 2024 15:24	Bubble Boi	CPPg++9.4.0	Success	56,534
Feb 13, 2024 15:23	Bubble Boi	CPPg++9.4.0	Success	56,531
Feb 13, 2024 15:22	Bubble Boi	CPPg++9.4.0	Success	56,537
Feb 13, 2024 15:20	Bubble Boi	CPPg++9.4.0	Error
Feb 13, 2024 11:14	Alexander	CPPg++9.3.0	Success	153,092
Feb 13, 2024 11:09	Alexander	CPPg++9.3.0	Success	153,110
Feb 13, 2024 03:57	Bubble Boi	CPPg++9.4.0	Error
Feb 13, 2024 03:41	Bubble Boi	CPPg++9.4.0	Success	54,793
Feb 12, 2024 20:10	Bubble Boi	CPPg++9.4.0	Error
Feb 12, 2024 19:46	Bubble Boi	CPPg++9.4.0	Success	54,656
Feb 12, 2024 19:43	Bubble Boi	CPPg++9.4.0	Success	54,735
Feb 12, 2024 17:54	Bubble Boi	CPPg++9.4.0	Success	54,767
Feb 12, 2024 17:52	Bubble Boi	CPPg++9.4.0	Success	55,011
Feb 12, 2024 17:51	Bubble Boi	CPPg++9.4.0	Success	54,731
Feb 12, 2024 17:49	Bubble Boi	CPPg++9.4.0	Success	69,558
Feb 12, 2024 08:18	Andrew	CPPg++9.4.0	Error
Feb 12, 2024 08:16	Andrew	CPPg++9.4.0	Success	1,742,161

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