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 26, 2025 03:29	n	RUSTrust-1.86.0	Success	369,684
Apr 26, 2025 03:29	n	RUSTrust-1.86.0	Success	358,113
Apr 26, 2025 03:23	n	RUSTrust-1.86.0	Success	372,232
Apr 26, 2025 03:12	n	RUSTrust-1.86.0	Success	355,215
Apr 26, 2025 03:08	n	RUSTrust-1.86.0	Success	357,920
Apr 26, 2025 03:03	n	RUSTrust-1.86.0	Success	353,192+0.52 RP
Apr 26, 2025 02:49	n	RUSTrust-1.86.0	Success	371,419
Apr 26, 2025 02:22	n	RUSTrust-1.86.0	Success	367,684
Apr 26, 2025 02:16	n	RUSTrust-1.86.0	Error
Apr 26, 2025 01:58	n	RUSTrust-1.86.0	Error
Apr 26, 2025 01:47	n	RUSTrust-1.86.0	Success	359,797+0.41 RP
Apr 26, 2025 01:45	n	RUSTrust-1.86.0	Error
Apr 26, 2025 01:28	n	RUSTrust-1.86.0	Success	365,217+1.55 RP
Apr 25, 2025 23:32	n	RUSTrust-1.86.0	Success	389,066
Apr 25, 2025 22:56	n	RUSTrust-1.86.0	Success	387,079+0.48 RP
Apr 25, 2025 21:55	n	RUSTrust-1.86.0	Success	420,606
Apr 25, 2025 21:52	n	RUSTrust-1.86.0	Error
Apr 25, 2025 21:51	n	RUSTrust-1.86.0	Error
Apr 25, 2025 21:49	n	RUSTrust-1.86.0	Error
Apr 25, 2025 21:47	n	RUSTrust-1.86.0	Error
Apr 25, 2025 21:45	n	RUSTrust-1.86.0	Error
Apr 25, 2025 20:51	n	RUSTrust-1.86.0	Error
Apr 25, 2025 20:50	n	RUSTrust-1.86.0	Success	395,208
Apr 25, 2025 20:48	n	RUSTrust-1.86.0	Error
Apr 25, 2025 20:46	n	RUSTrust-1.86.0	Error
Apr 25, 2025 20:43	n	RUSTrust-1.86.0	Error
Apr 25, 2025 20:38	n	RUSTrust-1.86.0	Error
Apr 25, 2025 20:33	n	RUSTrust-1.86.0	Success	394,332+25.36 RP
Apr 25, 2025 06:25	Keefe	CPPg++13.3.0	Error
Apr 25, 2025 06:24	Keefe	CPPg++13.3.0	Error
Apr 25, 2025 06:21	Keefe	CPPg++13.3.0	Error
Apr 25, 2025 06:18	Keefe	CPPg++13.3.0	Success	50,663
Apr 24, 2025 21:26	Dmitry Yudakov	CSHARP10.0.0-preview.1	Success	77,054
Apr 24, 2025 20:38	Dmitry Yudakov	CSHARP9.0.0-preview.7	Success	77,062
Apr 24, 2025 20:37	Dmitry Yudakov	CSHARP9.0.0-preview.7	Success	78,726
Apr 24, 2025 20:36	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 24, 2025 20:35	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 24, 2025 20:33	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 24, 2025 20:32	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 24, 2025 20:26	Dmitry Yudakov	CSHARP9.0.0-preview.7	Success	81,785
Apr 24, 2025 20:26	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 24, 2025 20:15	Dmitry Yudakov	CSHARP9.0.0-preview.7	Success	75,923+0.03 RP
Apr 24, 2025 20:14	Dmitry Yudakov	CSHARP9.0.0-preview.7	Success	75,972
Apr 24, 2025 20:14	Dmitry Yudakov	CSHARP9.0.0-preview.7	Success	92,304
Apr 24, 2025 20:09	Dmitry Yudakov	CSHARP9.0.0-preview.7	Success	92,290
Apr 24, 2025 20:08	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 24, 2025 18:19	Dmitry Yudakov	CSHARP9.0.0-preview.7	Success	251,232
Apr 24, 2025 18:15	Dmitry Yudakov	CSHARP9.0.0-preview.7	Success	81,062
Apr 24, 2025 18:14	Dmitry Yudakov	CSHARP9.0.0-preview.7	Success	303,065
Apr 24, 2025 18:12	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 24, 2025 18:09	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 24, 2025 18:00	Dmitry Yudakov	CSHARP9.0.0-preview.7	Success	329,013
Apr 24, 2025 17:59	Dmitry Yudakov	CSHARP9.0.0-preview.7	Success	345,649
Apr 24, 2025 17:58	Dmitry Yudakov	CSHARP9.0.0-preview.7	Success	339,088
Apr 24, 2025 17:55	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 24, 2025 17:52	Dmitry Yudakov	CSHARP9.0.0-preview.7	Success	335,079
Apr 24, 2025 17:43	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 24, 2025 17:42	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 24, 2025 17:39	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 24, 2025 17:38	Dmitry Yudakov	CSHARP9.0.0-preview.7	Success	578,639
Apr 24, 2025 17:36	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 24, 2025 07:29	Alona Maloh	CPPclang++18.1.3	Error
Apr 24, 2025 07:26	Alona Maloh	CPPclang++18.1.3	Error
Apr 24, 2025 01:39	Alona Maloh	CPPg++13.3.0	Error
Apr 24, 2025 01:33	Alona Maloh	CPPg++13.3.0	Error
Apr 24, 2025 01:31	Alona Maloh	CPPg++13.3.0	Error
Apr 24, 2025 01:26	Alona Maloh	CPPg++13.3.0	Error
Apr 24, 2025 01:23	Alona Maloh	CPPclang++18.1.3	Error
Apr 24, 2025 01:15	Alona Maloh	CPPclang++18.1.3	Success	65,305
Apr 24, 2025 01:12	Alona Maloh	CPPg++13.3.0	Error
Apr 24, 2025 00:58	Alona Maloh	CPPclang++18.1.3	Error
Apr 24, 2025 00:46	Alona Maloh	CPPg++13.3.0	Error
Apr 23, 2025 22:55	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 23, 2025 22:47	Dmitry Yudakov	CSHARP9.0.0-preview.7	Success	75,942+5.83 RP
Apr 23, 2025 22:34	Dmitry Yudakov	CSHARP9.0.0-preview.7	Success	79,457+39.92 RP
Apr 23, 2025 22:33	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 23, 2025 22:30	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 23, 2025 22:24	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 23, 2025 22:21	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 23, 2025 22:17	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 23, 2025 22:14	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 23, 2025 22:12	Dmitry Yudakov	CSHARP9.0.0-preview.7	Success	200,192
Apr 23, 2025 22:10	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 23, 2025 22:06	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 23, 2025 22:04	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 23, 2025 22:01	Dmitry Yudakov	CSHARP9.0.0-preview.7	Success	191,304
Apr 23, 2025 21:58	Dmitry Yudakov	CSHARP9.0.0-preview.7	Success	217,036
Apr 23, 2025 21:54	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 23, 2025 21:53	Dmitry Yudakov	CSHARP9.0.0-preview.7	Success	244,531
Apr 23, 2025 21:52	Dmitry Yudakov	CSHARP9.0.0-preview.7	Success	246,405
Apr 23, 2025 21:50	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 23, 2025 21:26	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 23, 2025 21:24	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 23, 2025 21:23	Alona Maloh	CPPclang++18.1.3	Success	59,950+10.42 RP
Apr 23, 2025 21:22	Alona Maloh	CPPclang++18.1.3	Success	67,845
Apr 23, 2025 21:21	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 23, 2025 21:20	Alona Maloh	CPPclang++18.1.3	Success	65,372
Apr 23, 2025 21:19	Dmitry Yudakov	CSHARP9.0.0-preview.7	Error
Apr 23, 2025 21:17	Alona Maloh	CPPclang++18.1.3	Success	63,945+14.30 RP
Apr 23, 2025 21:09	Alona Maloh	CPPclang++18.1.3	Success	70,382+88.91 RP

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