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
Mar 6, 2024 17:53	Matt Stuchlik	CPPg++9.4.0	Success	34,386
Mar 6, 2024 17:49	Matt Stuchlik	CPPg++9.4.0	Success	34,427
Mar 6, 2024 16:28	Matt Stuchlik	CPPg++9.4.0	Success	34,397
Mar 6, 2024 15:43	Matt Stuchlik	CPPclang++10.0.0	Success	33,864+2.64 RP
Mar 6, 2024 14:56	Matt Stuchlik	CPPg++9.4.0	Success	34,261
Mar 6, 2024 14:02	Matt Stuchlik	CPPg++9.4.0	Success	34,759
Mar 6, 2024 13:53	Matt Stuchlik	CPPg++9.4.0	Success	34,773
Mar 6, 2024 13:52	Matt Stuchlik	CPPg++9.4.0	Error
Mar 6, 2024 13:51	Matt Stuchlik	CPPg++9.4.0	Error
Mar 6, 2024 13:49	Matt Stuchlik	CPPg++9.4.0	Success	34,234
Mar 6, 2024 13:40	Matt Stuchlik	CPPg++9.4.0	Success	34,484
Mar 6, 2024 13:37	Matt Stuchlik	CPPg++9.4.0	Error
Mar 6, 2024 13:36	Matt Stuchlik	CPPg++9.4.0	Success	34,170+26.14 RP
Mar 6, 2024 13:35	Matt Stuchlik	CPPg++9.4.0	Error
Mar 6, 2024 13:28	Matt Stuchlik	CPPg++9.4.0	Error
Mar 6, 2024 09:51	Matt Stuchlik	CPPg++9.4.0	Success	37,521+5.33 RP
Mar 6, 2024 09:30	Matt Stuchlik	CPPg++9.4.0	Success	38,286+80.62 RP
Mar 5, 2024 18:49	Matt Stuchlik	CPPg++9.4.0	Error
Mar 5, 2024 18:33	Matt Stuchlik	CPPg++9.4.0	Success	55,523
Mar 5, 2024 18:23	Matt Stuchlik	CPPg++9.4.0	Success	57,102
Mar 5, 2024 17:01	Matt Stuchlik	CPPg++9.4.0	Success	60,801
Mar 5, 2024 16:57	Matt Stuchlik	CPPg++9.4.0	Success	63,187
Mar 5, 2024 16:48	RecursiveCatnip	RUSTrust-1.73.0	Success	36,193+11.02 RP
Mar 5, 2024 11:50	Matt Stuchlik	CPPg++9.4.0	Error
Mar 4, 2024 18:33	Ignas Bagdonas	CPPclang++10.0.0	Success	10,675+24.03 RP
Mar 4, 2024 18:03	Ignas Bagdonas	CPPclang++10.0.0	Success	10,956+48.81 RP
Mar 4, 2024 07:44	Henrique Bucher	CPPg++9.4.0	Error
Mar 3, 2024 21:07	Jakub Panasiuk	CPPg++9.4.0	Success	453,666+16.00 RP
Mar 3, 2024 14:39	Ignas Bagdonas	CPPclang++10.0.0	Success	11,575+6.74 RP
Mar 3, 2024 14:04	Jakub Panasiuk	CPPg++9.4.0	Success	1,653,832+6.05 RP
Mar 3, 2024 08:47	Henrique Bucher	CPPclang++10.0.0	Error
Mar 3, 2024 08:30	Henrique Bucher	CPPclang++10.0.0	Error
Mar 3, 2024 04:33	matsuoka-601	GOgo1.21.6	Error
Mar 3, 2024 04:32	matsuoka-601	GOgo1.21.6	Error
Mar 2, 2024 16:59	Max	CPPg++9.4.0	Success	109,860
Mar 2, 2024 16:58	Max	CPPg++9.4.0	Error
Mar 2, 2024 16:53	Max	CPPg++9.4.0	Error
Mar 2, 2024 16:50	Max	CPPg++9.4.0	Error
Mar 2, 2024 16:45	Max	CPPg++9.4.0	Error
Mar 2, 2024 16:44	Max	CPPg++9.4.0	Error
Mar 2, 2024 16:40	Max	CPPg++9.4.0	Error
Mar 2, 2024 16:39	Max	CPPg++9.4.0	Error
Mar 2, 2024 16:38	Max	CPPg++9.4.0	Error
Mar 2, 2024 14:58	Max	CPPg++9.4.0	Success	63,771+24.90 RP
Mar 2, 2024 14:57	Max	CPPg++9.4.0	Error
Mar 2, 2024 14:57	Max	CPPg++9.4.0	Error
Mar 2, 2024 14:55	Max	CPPg++9.4.0	Error
Mar 2, 2024 14:46	Max	CPPg++9.4.0	Success	89,171
Mar 2, 2024 14:39	Max	CPPg++9.4.0	Error
Mar 2, 2024 14:34	Max	CPPg++9.4.0	Error
Mar 2, 2024 14:32	Max	CPPg++9.4.0	Success	75,810+0.11 RP
Mar 2, 2024 14:30	Max	CPPg++9.4.0	Success	75,873+3.95 RP
Mar 2, 2024 14:27	Max	CPPg++9.4.0	Success	78,218+0.04 RP
Mar 2, 2024 14:26	Max	CPPclang++10.0.0	Success	104,192
Mar 2, 2024 14:25	Max	CPPclang++10.0.0	Success	103,444
Mar 2, 2024 14:22	Max	CPPg++9.4.0	Success	1,649,286
Mar 2, 2024 14:20	Max	CPPg++9.4.0	Success	90,091
Mar 2, 2024 14:15	Max	CPPg++9.4.0	Success	78,240+127.81 RP
Mar 2, 2024 02:13	wn	CPPg++9.4.0	Success	1,662,503
Feb 29, 2024 23:16	Henrique Bucher	CPPclang++10.0.0	Error
Feb 29, 2024 19:51	Henrique Bucher	CPPclang++10.0.0	Error
Feb 29, 2024 19:50	Henrique Bucher	CPPclang++10.0.0	Error
Feb 29, 2024 19:49	Henrique Bucher	CPPclang++10.0.0	Error
Feb 29, 2024 18:45	Matt Stuchlik	CPPg++9.4.0	Success	55,414
Feb 29, 2024 18:45	Matt Stuchlik	CPPg++9.4.0	Error
Feb 29, 2024 17:48	Matt Stuchlik	CPPg++9.4.0	Error
Feb 29, 2024 17:46	Matt Stuchlik	CPPg++9.4.0	Success	55,379+1.60 RP
Feb 29, 2024 17:41	Matt Stuchlik	CPPg++9.4.0	Success	56,185
Feb 29, 2024 17:40	Matt Stuchlik	CPPg++9.4.0	Success	56,178
Feb 29, 2024 17:34	Matt Stuchlik	CPPg++9.4.0	Success	55,875+34.36 RP
Feb 29, 2024 17:32	Matt Stuchlik	CPPg++9.4.0	Success	72,886
Feb 29, 2024 17:01	Matt Stuchlik	CPPg++9.4.0	Success	73,541
Feb 29, 2024 16:59	Matt Stuchlik	CPPg++9.4.0	Success	75,794
Feb 29, 2024 16:51	Matt Stuchlik	CPPg++9.4.0	Success	73,032
Feb 29, 2024 16:50	Matt Stuchlik	CPPg++9.4.0	Success	73,665
Feb 29, 2024 16:40	Matt Stuchlik	CPPg++9.4.0	Success	69,153+8.85 RP
Feb 29, 2024 16:36	Matt Stuchlik	CPPg++9.4.0	Success	73,661+5.75 RP
Feb 29, 2024 16:13	Matt Stuchlik	CPPg++9.4.0	Success	76,921+12.59 RP
Feb 29, 2024 15:57	Matt Stuchlik	CPPg++9.4.0	Success	87,805
Feb 29, 2024 15:56	Matt Stuchlik	CPPg++9.4.0	Success	85,168+4.77 RP
Feb 29, 2024 15:55	Matt Stuchlik	CPPg++9.4.0	Success	110,388
Feb 29, 2024 15:46	Matt Stuchlik	CPPg++9.4.0	Success	88,775+25.77 RP
Feb 29, 2024 15:45	Matt Stuchlik	CPPg++9.4.0	Error
Feb 29, 2024 14:59	Henrique Bucher	CPPg++9.4.0	Success	73,532+5.04 RP
Feb 29, 2024 14:53	Henrique Bucher	CPPg++9.4.0	Success	87,361
Feb 29, 2024 14:49	Henrique Bucher	CPPg++9.4.0	Error
Feb 29, 2024 14:47	Henrique Bucher	CPPg++9.4.0	Error
Feb 29, 2024 14:46	Henrique Bucher	CPPg++9.4.0	Error
Feb 29, 2024 08:57	Henrique Bucher	CPPg++9.4.0	Success	98,268
Feb 29, 2024 08:55	Henrique Bucher	CPPg++9.4.0	Error
Feb 29, 2024 08:41	Henrique Bucher	CPPg++9.4.0	Error
Feb 29, 2024 08:32	Henrique Bucher	CPPg++9.4.0	Error
Feb 29, 2024 08:31	Henrique Bucher	CPPg++9.4.0	Error
Feb 29, 2024 08:06	Henrique Bucher	CPPclang++10.0.0	Success	95,995
Feb 29, 2024 08:01	Henrique Bucher	CPPg++9.4.0	Success	76,363+130.95 RP
Feb 28, 2024 16:03	Matt Stuchlik	CPPg++9.4.0	Success	115,168
Feb 28, 2024 16:00	Matt Stuchlik	CPPg++9.4.0	Success	115,170
Feb 28, 2024 15:59	Matt Stuchlik	CPPclang++10.0.0	Success	193,024
Feb 28, 2024 15:57	Matt Stuchlik	CPPg++9.4.0	Success	115,166
Feb 28, 2024 05:51	Ryan Chung Yi Sheng	CPPg++9.4.0	Success	56,202

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