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
Jan 25, 2025 17:49	Mikhail Shirokov	CPPg++13.2.0	Error
Jan 25, 2025 17:46	Mikhail Shirokov	CPPg++13.2.0	Error
Jan 25, 2025 17:36	Mikhail Shirokov	CPPg++13.2.0	Success	53,330
Jan 25, 2025 17:34	Mikhail Shirokov	CPPg++13.2.0	Success	53,333
Jan 25, 2025 17:28	bendn	RUSTrust-1.84.0	Success	75,662
Jan 25, 2025 17:28	bendn	RUSTrust-1.84.0	Success	75,372
Jan 25, 2025 17:23	bendn	RUSTrust-1.84.0	Success	56,831+5.46 RP
Jan 25, 2025 17:06	bendn	RUSTrust-1.84.0	Success	68,114
Jan 25, 2025 17:05	bendn	RUSTrust-1.84.0	Success	88,034
Jan 25, 2025 16:42	Giacomo Stevanato	RUSTrust-1.84.0	Success	31,748
Jan 25, 2025 16:32	Giacomo Stevanato	RUSTrust-1.84.0	Success	31,756
Jan 25, 2025 16:27	Giacomo Stevanato	RUSTrust-1.84.0	Success	31,733
Jan 25, 2025 16:25	Giacomo Stevanato	RUSTrust-1.84.0	Success	31,807
Jan 25, 2025 16:23	Giacomo Stevanato	RUSTrust-1.84.0	Success	31,399+7.52 RP
Jan 25, 2025 16:17	Giacomo Stevanato	RUSTrust-1.84.0	Error
Jan 25, 2025 16:12	Giacomo Stevanato	RUSTrust-1.84.0	Success	32,158+281.74 RP
Jan 25, 2025 15:33	Giacomo Stevanato	RUSTrust-1.84.0	Success	342,206+29.22 RP
Jan 25, 2025 15:20	bendn	RUSTrust-1.84.0	Success	821,620
Jan 25, 2025 15:18	bendn	RUSTrust-1.84.0	Success	811,469
Jan 25, 2025 15:15	bendn	RUSTrust-1.84.0	Success	812,611
Jan 25, 2025 15:14	bendn	RUSTrust-1.84.0	Error
Jan 25, 2025 15:13	bendn	RUSTrust-1.84.0	Success	679,747
Jan 25, 2025 15:05	bendn	RUSTrust-1.84.0	Success	680,622
Jan 25, 2025 14:58	bendn	RUSTrust-1.84.0	Success	297,672
Jan 25, 2025 14:57	bendn	RUSTrust-1.84.0	Success	127,629
Jan 25, 2025 14:53	bendn	RUSTrust-1.84.0	Error
Jan 25, 2025 14:50	bendn	RUSTrust-1.84.0	Error
Jan 25, 2025 14:49	bendn	RUSTrust-1.84.0	Error
Jan 25, 2025 14:35	bendn	CPPclang++18.1.3	Success	58,651+170.50 RP
Jan 25, 2025 10:39	Cameron Aavik	CSHARP9.0.1	Success	17,575
Jan 25, 2025 10:34	Cameron Aavik	CSHARP9.0.1	Success	17,477+200.02 RP
Jan 25, 2025 10:28	Cameron Aavik	CSHARP9.0.1	Error
Jan 24, 2025 08:24	Lukas Eschbacher	RUSTrust-1.84.0	Error
Jan 23, 2025 23:11	Cameron Aavik	CSHARP9.0.1	Success	22,104
Jan 23, 2025 22:51	Cameron Aavik	CSHARP9.0.1	Success	21,179+22.68 RP
Jan 23, 2025 22:20	Cameron Aavik	CSHARP9.0.1	Error
Jan 23, 2025 21:28	Cameron Aavik	CSHARP9.0.1	Success	27,614
Jan 23, 2025 21:08	Cameron Aavik	CSHARP9.0.1	Success	21,700+5.28 RP
Jan 23, 2025 20:53	Cameron Aavik	CSHARP9.0.1	Success	21,867
Jan 23, 2025 20:51	Cameron Aavik	CSHARP9.0.1	Success	26,452
Jan 23, 2025 20:48	Cameron Aavik	CSHARP9.0.1	Success	21,825+2.42 RP
Jan 23, 2025 19:54	Ian Mckibben	CPPclang++18.1.3	Success	31,072+0.08 RP
Jan 23, 2025 19:52	Ian Mckibben	CPPclang++18.1.3	Success	31,085
Jan 23, 2025 19:52	Ian Mckibben	CPPclang++18.1.3	Success	31,080
Jan 23, 2025 16:21	Lukas Eschbacher	RUSTrust-1.84.0	Success	166,549
Jan 23, 2025 16:13	Lukas Eschbacher	RUSTrust-1.84.0	Success	64,296+125.04 RP
Jan 23, 2025 16:10	Lukas Eschbacher	RUSTrust-1.84.0	Success	327,987+4.70 RP
Jan 23, 2025 16:03	Lukas Eschbacher	RUSTrust-1.84.0	Success	391,450
Jan 23, 2025 15:59	Lukas Eschbacher	RUSTrust-1.84.0	Error
Jan 23, 2025 15:58	Lukas Eschbacher	RUSTrust-1.84.0	Error
Jan 23, 2025 15:44	Lukas Eschbacher	RUSTrust-1.84.0	Success	387,731+25.79 RP
Jan 23, 2025 12:11	Cameron Aavik	CSHARP9.0.1	Success	21,883+1.76 RP
Jan 23, 2025 11:11	Cameron Aavik	CSHARP9.0.1	Success	21,925+300.24 RP
Jan 23, 2025 09:13	Cameron Aavik	CSHARP9.0.1	Error
Jan 23, 2025 08:31	NoSIMD_C#	CSHARP9.0.1	Success	64,982
Jan 23, 2025 07:28	Ian Mckibben	CPPclang++18.1.3	Success	31,080+89.40 RP
Jan 23, 2025 07:27	Ian Mckibben	CPPclang++18.1.3	Success	258,143
Jan 23, 2025 07:27	Ian Mckibben	CPPclang++18.1.3	Error
Jan 23, 2025 07:26	Ian Mckibben	CPPclang++18.1.3	Error
Jan 23, 2025 07:21	Ian Mckibben	CPPclang++18.1.3	Error
Jan 23, 2025 07:17	Ian Mckibben	CPPclang++18.1.3	Error
Jan 23, 2025 07:14	Ian Mckibben	CPPclang++18.1.3	Error
Jan 23, 2025 07:10	Ian Mckibben	CPPclang++18.1.3	Error
Jan 23, 2025 07:08	Ian Mckibben	CPPclang++18.1.3	Error
Jan 23, 2025 07:07	Ian Mckibben	CPPclang++18.1.3	Error
Jan 23, 2025 07:04	Ian Mckibben	CPPclang++18.1.3	Error
Jan 23, 2025 07:03	Ian Mckibben	CPPclang++18.1.3	Error
Jan 23, 2025 07:02	Ian Mckibben	CPPclang++18.1.3	Error
Jan 23, 2025 06:56	Ian Mckibben	CPPclang++18.1.3	Error
Jan 23, 2025 06:55	Ian Mckibben	CPPclang++18.1.3	Error
Jan 23, 2025 06:54	Ian Mckibben	CPPclang++18.1.3	Error
Jan 23, 2025 06:52	Ian Mckibben	CPPclang++18.1.3	Error
Jan 23, 2025 06:52	Ian Mckibben	CPPclang++18.1.3	Error
Jan 23, 2025 06:51	Ian Mckibben	CPPclang++18.1.3	Error
Jan 23, 2025 06:50	Ian Mckibben	CPPclang++18.1.3	Error
Jan 23, 2025 06:49	Ian Mckibben	CPPclang++18.1.3	Error
Jan 23, 2025 06:49	Ian Mckibben	CPPclang++18.1.3	Error
Jan 23, 2025 06:48	Ian Mckibben	CPPclang++18.1.3	Error
Jan 23, 2025 06:47	Ian Mckibben	CPPclang++18.1.3	Error
Jan 23, 2025 06:46	Ian Mckibben	CPPclang++18.1.3	Error
Jan 23, 2025 06:45	Ian Mckibben	CPPclang++18.1.3	Error
Jan 23, 2025 06:14	eui hyeon kim	CPPclang++18.1.3	Error
Jan 23, 2025 04:59	eui hyeon kim	CPPclang++18.1.3	Error
Jan 23, 2025 04:50	eui hyeon kim	CPPclang++18.1.3	Error
Jan 23, 2025 04:30	eui hyeon kim	CPPclang++18.1.3	Success	229,846+0.27 RP
Jan 23, 2025 03:53	eui hyeon kim	CPPclang++18.1.3	Success	231,304+43.23 RP
Jan 23, 2025 03:11	eui hyeon kim	CPPclang++18.1.3	Error
Jan 23, 2025 03:00	eui hyeon kim	CPPclang++18.1.3	Error
Jan 22, 2025 21:18	Miriam Vellacott	RUSTrust-1.84.0	Success	129,830+25.82 RP
Jan 22, 2025 21:15	Miriam Vellacott	RUSTrust-1.84.0	Success	195,295+25.55 RP
Jan 22, 2025 21:05	Miriam Vellacott	RUSTrust-1.84.0	Success	389,851+25.65 RP
Jan 22, 2025 13:59	Uladzislau Nestsiaruk	CPPclang++18.1.3	Success	95,901
Jan 22, 2025 13:55	Uladzislau Nestsiaruk	CPPclang++18.1.3	Success	95,777+0.03 RP
Jan 22, 2025 13:54	Uladzislau Nestsiaruk	CPPclang++18.1.3	Success	96,946
Jan 22, 2025 13:51	Uladzislau Nestsiaruk	CPPclang++18.1.3	Success	102,799
Jan 21, 2025 23:55	Gerard Smit	CSHARP9.0.1	Success	57,204
Jan 21, 2025 23:53	Gerard Smit	CSHARP9.0.1	Success	57,191+0.06 RP
Jan 21, 2025 23:46	Gerard Smit	CSHARP9.0.1	Success	57,211+1.30 RP
Jan 21, 2025 23:42	Gerard Smit	CSHARP9.0.1	Success	57,640+2.26 RP
Jan 21, 2025 23:40	Gerard Smit	CSHARP9.0.1	Success	58,401+6.15 RP

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