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
Jan 17, 2023 20:52	Kevin Heavey	RUSTrust-1.66.1	Error
Jan 17, 2023 20:50	Kevin Heavey	RUSTrust-1.66.1	Error
Jan 17, 2023 20:44	Kevin Heavey	RUSTrust-1.66.1	Error
Jan 17, 2023 20:44	Kevin Heavey	RUSTrust-1.66.1	Error
Jan 17, 2023 20:31	Kevin Heavey	RUSTrust-1.66.1	Error
Jan 17, 2023 19:53	Kevin Heavey	RUSTrust-1.66.1	Success	62,642
Jan 17, 2023 19:53	Kevin Heavey	RUSTrust-1.66.1	Success	62,605
Jan 17, 2023 19:46	Kevin Heavey	RUSTrust-1.66.1	Success	137,286
Jan 17, 2023 19:45	Kevin Heavey	RUSTrust-1.66.1	Error
Jan 17, 2023 19:41	Kevin Heavey	RUSTrust-1.66.1	Success	72,442
Jan 17, 2023 19:36	Kevin Heavey	RUSTrust-1.66.1	Success	65,817
Jan 17, 2023 19:29	Kevin Heavey	RUSTrust-1.66.1	Success	62,599
Jan 17, 2023 19:28	Kevin Heavey	RUSTrust-1.66.1	Success	128,551
Jan 17, 2023 19:11	Kevin Heavey	RUSTrust-1.66.1	Success	61,831
Jan 17, 2023 19:11	Kevin Heavey	RUSTrust-1.66.1	Error
Jan 17, 2023 19:05	Kevin Heavey	RUSTrust-1.66.1	Success	122,540
Jan 17, 2023 19:03	Kevin Heavey	RUSTrust-1.66.1	Success	122,328
Jan 17, 2023 18:46	Kevin Heavey	RUSTrust-1.66.1	Success	48,183
Jan 17, 2023 18:33	Kevin Heavey	RUSTrust-1.66.1	Success	48,173
Jan 17, 2023 18:30	Kevin Heavey	RUSTrust-1.66.1	Success	48,165
Jan 17, 2023 18:28	Kevin Heavey	RUSTrust-1.66.1	Success	48,176
Jan 17, 2023 18:27	Kevin Heavey	RUSTrust-1.66.1	Success	53,242
Jan 17, 2023 18:26	Kevin Heavey	RUSTrust-1.66.1	Success	53,258
Jan 17, 2023 18:24	Kevin Heavey	RUSTrust-1.66.1	Success	154,462
Jan 17, 2023 18:21	Kevin Heavey	RUSTrust-1.66.1	Success	53,575
Jan 17, 2023 18:17	Kevin Heavey	RUSTrust-1.66.1	Success	53,572
Jan 17, 2023 18:11	Kevin Heavey	RUSTrust-1.66.1	Success	166,711
Jan 17, 2023 18:09	Kevin Heavey	RUSTrust-1.66.1	Success	167,400
Jan 17, 2023 18:07	Kevin Heavey	RUSTrust-1.66.1	Error
Jan 17, 2023 18:05	Kevin Heavey	RUSTrust-1.66.1	Error
Jan 17, 2023 17:55	Kevin Heavey	RUSTrust-1.66.1	Error
Jan 17, 2023 17:45	Kevin Heavey	RUSTrust-1.66.1	Success	48,164+17.29 RP
Jan 17, 2023 12:09	Kevin Heavey	RUSTrust-1.66.1	Success	52,689
Jan 17, 2023 12:03	Kevin Heavey	RUSTrust-1.66.1	Success	52,685
Jan 17, 2023 11:54	Kevin Heavey	RUSTrust-1.66.1	Success	52,695
Jan 17, 2023 11:50	Kevin Heavey	RUSTrust-1.66.1	Success	52,674
Jan 17, 2023 11:49	Kevin Heavey	RUSTrust-1.66.1	Success	56,520
Jan 17, 2023 09:33	unsatcore	CPPg++9.3.0	Success	19,269+235.12 RP
Jan 17, 2023 01:17	Kevin Heavey	RUSTrust-1.66.0	Success	169,209
Jan 17, 2023 01:14	Kevin Heavey	RUSTrust-1.66.0	Error
Jan 17, 2023 01:06	Kevin Heavey	RUSTrust-1.66.0	Success	169,201
Jan 17, 2023 00:24	Kevin Heavey	RUSTrust-1.66.0	Success	168,259
Jan 17, 2023 00:19	Kevin Heavey	RUSTrust-1.66.0	Success	169,038
Jan 16, 2023 23:29	Kevin Heavey	RUSTrust-1.66.0	Success	171,389
Jan 16, 2023 23:28	Kevin Heavey	RUSTrust-1.66.0	Error
Jan 16, 2023 13:57	Kevin Heavey	RUSTrust-1.66.0	Error
Jan 16, 2023 13:56	Kevin Heavey	RUSTrust-1.66.0	Error
Jan 16, 2023 13:55	Kevin Heavey	RUSTrust-1.66.0	Error
Jan 16, 2023 13:48	Kevin Heavey	RUSTrust-1.66.0	Error
Jan 16, 2023 13:29	Kevin Heavey	RUSTrust-1.66.0	Success	171,427
Jan 16, 2023 13:17	Kevin Heavey	RUSTrust-1.66.0	Success	174,694
Jan 16, 2023 13:13	Kevin Heavey	RUSTrust-1.66.0	Success	174,721
Jan 16, 2023 00:41	Kevin Heavey	RUSTrust-1.66.0	Success	193,738
Jan 16, 2023 00:34	Kevin Heavey	RUSTrust-1.66.0	Success	193,786
Jan 16, 2023 00:33	Kevin Heavey	RUSTrust-1.66.0	Success	193,824
Jan 16, 2023 00:29	Kevin Heavey	RUSTrust-1.66.0	Success	193,442
Jan 15, 2023 20:31	Kevin Heavey	RUSTrust-1.66.0	Error
Jan 15, 2023 20:30	Kevin Heavey	RUSTrust-1.66.0	Success	191,335
Jan 15, 2023 20:15	Kevin Heavey	RUSTrust-1.66.0	Success	190,866
Jan 15, 2023 20:13	Kevin Heavey	RUSTrust-1.66.0	Success	190,924
Jan 15, 2023 19:59	Kevin Heavey	RUSTrust-1.66.0	Success	196,248
Jan 15, 2023 19:51	Kevin Heavey	RUSTrust-1.66.0	Error
Jan 15, 2023 19:44	Kevin Heavey	RUSTrust-1.66.0	Error
Jan 15, 2023 19:16	Kevin Heavey	RUSTrust-1.66.0	Error
Jan 15, 2023 18:29	Kevin Heavey	RUSTrust-1.66.0	Error
Jan 15, 2023 18:28	Kevin Heavey	RUSTrust-1.66.0	Error
Jan 15, 2023 17:28	Kevin Heavey	RUSTrust-1.66.0	Error
Jan 15, 2023 17:28	Kevin Heavey	RUSTrust-1.66.0	Error
Jan 15, 2023 17:26	Kevin Heavey	RUSTrust-1.66.0	Error
Jan 15, 2023 17:25	Kevin Heavey	RUSTrust-1.66.0	Error
Jan 15, 2023 17:11	Kevin Heavey	RUSTrust-1.66.0	Success	675,334
Jan 15, 2023 12:50	Kevin Heavey	RUSTrust-1.66.0	Success	61,345
Jan 15, 2023 12:49	Kevin Heavey	RUSTrust-1.66.0	Success	61,152
Jan 15, 2023 12:45	Kevin Heavey	RUSTrust-1.66.0	Success	52,549
Jan 15, 2023 08:28	unsatcore	CPPg++9.3.0	Error
Jan 14, 2023 21:23	unsatcore	CPPg++9.3.0	Error
Jan 14, 2023 21:20	unsatcore	CPPg++9.3.0	Error
Jan 14, 2023 21:17	unsatcore	CPPg++9.3.0	Error
Jan 14, 2023 19:17	unsatcore	CPPg++9.3.0	Success	54,309
Jan 14, 2023 19:16	unsatcore	CPPg++9.3.0	Success	53,172
Jan 14, 2023 19:15	unsatcore	CPPg++9.3.0	Error
Jan 14, 2023 19:14	unsatcore	CPPg++9.3.0	Error
Jan 14, 2023 19:12	unsatcore	CPPg++9.3.0	Error
Jan 12, 2023 20:55	unsatcore	CPPg++9.3.0	Success	57,618
Jan 12, 2023 20:55	unsatcore	CPPg++9.3.0	Success	57,675
Jan 12, 2023 20:49	unsatcore	CPPg++9.3.0	Success	57,687
Jan 12, 2023 20:46	unsatcore	CPPg++9.3.0	Success	57,633
Jan 12, 2023 20:45	unsatcore	CPPg++9.3.0	Success	57,644
Jan 12, 2023 20:22	unsatcore	CPPg++9.3.0	Success	53,156
Jan 12, 2023 12:37	Kevin Heavey	RUSTrust-1.66.0	Success	56,649
Jan 12, 2023 12:36	Kevin Heavey	RUSTrust-1.66.0	Success	56,815
Jan 12, 2023 12:31	unsatcore	CPPg++9.3.0	Success	57,413
Jan 12, 2023 12:31	unsatcore	CPPg++9.3.0	Success	61,655
Jan 12, 2023 12:21	unsatcore	CPPg++9.3.0	Success	94,549
Jan 12, 2023 12:20	unsatcore	CPPg++9.3.0	Success	60,502
Jan 12, 2023 12:18	unsatcore	CPPg++9.3.0	Success	94,340
Jan 12, 2023 12:18	Kevin Heavey	RUSTrust-1.66.0	Success	52,563
Jan 12, 2023 12:15	unsatcore	CPPg++9.3.0	Success	97,409
Jan 12, 2023 12:13	Kevin Heavey	RUSTrust-1.66.0	Success	56,425
Jan 12, 2023 12:13	unsatcore	CPPg++9.3.0	Success	59,493

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