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
May 26, 2025 17:51	E Sequeira	CPPclang++18.1.3	Success	178,976
May 26, 2025 17:49	E Sequeira	CPPclang++18.1.3	Error
May 25, 2025 23:00	Abhijit Raman	CPPg++13.3.0	Success	71,595
May 25, 2025 22:59	Abhijit Raman	CPPg++13.3.0	Error
May 25, 2025 22:59	Abhijit Raman	CPPg++13.3.0	Error
May 25, 2025 22:57	Abhijit Raman	CPPg++13.3.0	Error
May 25, 2025 22:57	Abhijit Raman	CPPg++13.3.0	Success	96,246
May 25, 2025 22:52	Abhijit Raman	CPPg++13.3.0	Success	66,830+21.47 RP
May 25, 2025 22:51	Abhijit Raman	CPPg++13.3.0	Success	78,028+14.30 RP
May 25, 2025 17:39	Alexander Krivolapov	RUSTrust-1.87.0	Success	17,538
May 25, 2025 17:18	Alexander Krivolapov	RUSTrust-1.87.0	Success	15,699+73.76 RP
May 25, 2025 17:13	Alexander Krivolapov	RUSTrust-1.87.0	Success	17,755+60.13 RP
May 25, 2025 17:12	Alexander Krivolapov	RUSTrust-1.87.0	Success	20,069
May 25, 2025 10:56	Keefe	CPPg++13.3.0	Error
May 25, 2025 10:55	Keefe	CPPg++13.3.0	Error
May 25, 2025 10:52	Keefe	CPPg++13.3.0	Success	19,246+19.01 RP
May 25, 2025 10:43	rogue *	CPPg++13.3.0	Success	39,146+85.42 RP
May 25, 2025 10:38	rogue *	CPPg++13.3.0	Error
May 25, 2025 10:31	rogue *	CPPg++13.3.0	Success	74,497
May 25, 2025 10:30	rogue *	CPPclang++18.1.3	Success	78,180
May 25, 2025 01:54	ethereal	GOgo1.24.3	Success	84,067+40.96 RP
May 24, 2025 21:17	korsajan	GOgo1.24.3	Success	115,559
May 24, 2025 02:22	Keefe	CPPg++13.3.0	Success	62,054
May 23, 2025 13:45	vahook	CPPg++13.3.0	Success	4,682
May 23, 2025 12:32	vahook	CPPg++13.3.0	Error
May 23, 2025 12:17	vahook	CPPg++13.3.0	Error
May 23, 2025 12:14	vahook	CPPg++13.3.0	Success	4,575
May 23, 2025 12:08	vahook	CPPg++13.3.0	Error
May 23, 2025 12:05	vahook	CPPg++13.3.0	Success	4,569
May 23, 2025 12:03	vahook	CPPg++13.3.0	Error
May 23, 2025 11:58	vahook	CPPg++13.3.0	Success	4,724
May 22, 2025 17:06	vahook	CPPg++13.3.0	Success	4,746
May 22, 2025 17:04	vahook	CPPg++13.3.0	Success	4,566
May 22, 2025 12:30	Parinay Chauhan	CPPg++13.3.0	Success	367,832+1.88 RP
May 22, 2025 12:06	Parinay Chauhan	CPPg++13.3.0	Error
May 22, 2025 11:28	Parinay Chauhan	CPPg++13.3.0	Success	2,066,804
May 22, 2025 10:55	Parinay Chauhan	CPPg++13.3.0	Success	408,425
May 22, 2025 10:47	Parinay Chauhan	CPPg++13.3.0	Error
May 22, 2025 10:33	Parinay Chauhan	CPPg++13.3.0	Success	407,028
May 22, 2025 10:30	Parinay Chauhan	CPPg++13.3.0	Success	413,007
May 22, 2025 10:24	Parinay Chauhan	CPPg++13.3.0	Error
May 21, 2025 21:09	vahook	CPPg++13.3.0	Success	4,680
May 21, 2025 21:04	vahook	CPPg++13.3.0	Error	+87.10 RP
May 21, 2025 20:15	vahook	CPPg++13.3.0	Error
May 21, 2025 20:14	Parinay Chauhan	CPPg++13.3.0	Error
May 21, 2025 20:10	vahook	CPPg++13.3.0	Success	127,594
May 21, 2025 19:54	vahook	CPPg++13.3.0	Error
May 21, 2025 19:50	vahook	CPPg++13.3.0	Success	9,132
May 21, 2025 18:29	vahook	CPPg++13.3.0	Success	4,676+60.87 RP
May 21, 2025 17:52	vahook	CPPg++13.3.0	Error
May 21, 2025 17:36	vahook	CPPg++13.3.0	Error
May 21, 2025 17:35	vahook	CPPg++13.3.0	Success	5,099
May 21, 2025 17:31	vahook	CPPg++13.3.0	Error
May 21, 2025 17:23	vahook	CPPg++13.3.0	Error
May 21, 2025 13:31	vahook	CPPg++13.3.0	Error
May 21, 2025 13:22	vahook	CPPg++13.3.0	Error
May 21, 2025 13:18	vahook	CPPg++13.3.0	Success	4,813+1.73 RP
May 21, 2025 13:03	vahook	CPPg++13.3.0	Error
May 21, 2025 12:46	vahook	CPPg++13.3.0	Error
May 21, 2025 12:34	vahook	CPPg++13.3.0	Error
May 21, 2025 10:45	eeby jeeby	CPPg++13.3.0	Error
May 21, 2025 10:45	eeby jeeby	CPPg++13.3.0	Error
May 21, 2025 10:34	eeby jeeby	CPPclang++18.1.3	Error
May 19, 2025 23:06	Keefe	RUSTrust-1.87.0	Error
May 19, 2025 22:17	T Pratham	CPPg++13.3.0	Success	34,860+135.67 RP
May 19, 2025 22:11	T Pratham	CPPg++13.3.0	Error
May 19, 2025 20:29	Abhishek Shree	CPPg++13.3.0	Success	2,066,584+4.84 RP
May 19, 2025 20:14	Parinay Chauhan	CPPg++13.3.0	Success	411,564
May 19, 2025 15:48	Rachel Tan	RUSTrust-1.87.0	Success	81,957+83.63 RP
May 19, 2025 15:41	Rachel Tan	RUSTrust-1.87.0	Success	262,119
May 19, 2025 15:39	Rachel Tan	RUSTrust-1.87.0	Success	260,489+11.26 RP
May 19, 2025 14:36	Rachel Tan	RUSTrust-1.87.0	Success	404,097
May 19, 2025 14:26	Rachel Tan	RUSTrust-1.87.0	Success	368,640+27.13 RP
May 19, 2025 12:36	Parinay Chauhan	CPPg++13.3.0	Success	395,213+3.54 RP
May 19, 2025 12:27	Parinay Chauhan	CPPg++13.3.0	Success	459,413+16.93 RP
May 19, 2025 08:57	Parinay Chauhan	CPPg++13.3.0	Success	2,069,059+4.83 RP
May 17, 2025 05:59	boomboomturtle	RUSTrust-1.87.0	Success	368,505+0.04 RP
May 17, 2025 05:35	boomboomturtle	RUSTrust-1.87.0	Success	369,088+27.09 RP
May 16, 2025 18:23	0xAtreides	RUSTrust-1.87.0	Error
May 16, 2025 18:20	0xAtreides	RUSTrust-1.87.0	Success	245,854+13.50 RP
May 16, 2025 18:15	0xAtreides	RUSTrust-1.87.0	Success	368,035+27.17 RP
May 15, 2025 21:29	T Pratham	CPPg++13.3.0	Success	66,143+7.52 RP
May 15, 2025 20:48	T Pratham	CPPg++13.3.0	Success	69,606+143.67 RP
May 15, 2025 20:47	T Pratham	CPPg++13.3.0	Error
May 15, 2025 20:46	T Pratham	CPPg++13.3.0	Error
May 15, 2025 20:44	T Pratham	CPPg++13.3.0	Error
May 15, 2025 20:23	T Pratham	CPPg++13.3.0	Error
May 15, 2025 19:40	T Pratham	CPPg++13.3.0	Error
May 15, 2025 13:22	Andrew Ashworth	CPPclang++18.1.3	Error
May 15, 2025 13:17	Andrew Ashworth	CPPclang++18.1.3	Error
May 15, 2025 12:53	Andrew Ashworth	CPPclang++18.1.3	Error
May 15, 2025 12:41	Andrew Ashworth	CPPclang++18.1.3	Error
May 15, 2025 10:04	Roald Ong	CPPg++13.3.0	Error
May 15, 2025 10:03	Roald Ong	CPPg++13.3.0	Error
May 15, 2025 09:55	Roald Ong	CPPg++13.3.0	Error
May 15, 2025 09:50	Roald Ong	CPPg++13.3.0	Error
May 14, 2025 08:14	Emanuele Bolognesi	RUSTrust-1.86.0	Success	63,925+1.75 RP
May 14, 2025 07:55	Emanuele Bolognesi	RUSTrust-1.86.0	Success	64,650+1.77 RP
May 13, 2025 16:56	Rushil Udani	RUSTrust-1.79.0	Error
May 12, 2025 13:23	Roald Ong	CPPg++13.3.0	Success	2,065,891+4.84 RP

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