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 8, 2024 13:58	Yurkov Aleksey	CPPg++9.4.0	Success	32,835
Jan 8, 2024 13:58	Yurkov Aleksey	CPPg++9.4.0	Success	32,833
Jan 8, 2024 13:52	Yurkov Aleksey	CPPg++9.4.0	Success	33,943
Jan 8, 2024 13:52	Yurkov Aleksey	CPPg++9.4.0	Success	33,636
Jan 8, 2024 13:51	Yurkov Aleksey	CPPg++9.4.0	Success	32,866
Jan 8, 2024 00:44	Yurkov Aleksey	CPPg++9.4.0	Success	30,774
Jan 8, 2024 00:30	Evgeniy Asvatov	RUSTrust-1.75.0	Success	149,482+1.24 RP
Jan 8, 2024 00:30	Evgeniy Asvatov	RUSTrust-1.75.0	Success	152,302+1.05 RP
Jan 8, 2024 00:16	Evgeniy Asvatov	RUSTrust-1.75.0	Success	376,350
Jan 8, 2024 00:15	Evgeniy Asvatov	RUSTrust-1.75.0	Success	377,843
Jan 8, 2024 00:14	Evgeniy Asvatov	RUSTrust-1.75.0	Success	377,032
Jan 7, 2024 23:37	Evgeniy Asvatov	RUSTrust-1.75.0	Error
Jan 7, 2024 23:36	Evgeniy Asvatov	RUSTrust-1.75.0	Success	180,962
Jan 7, 2024 23:36	Evgeniy Asvatov	RUSTrust-1.75.0	Success	154,772+0.06 RP
Jan 7, 2024 23:33	Evgeniy Asvatov	RUSTrust-1.75.0	Success	155,097
Jan 7, 2024 22:28	Yurkov Aleksey	CPPg++9.4.0	Success	30,733+11.20 RP
Jan 7, 2024 22:27	Yurkov Aleksey	CPPg++9.4.0	Error
Jan 7, 2024 21:31	eth_sign	RUSTrust-1.75.0	Error
Jan 7, 2024 18:34	Evgeniy Asvatov	RUSTrust-1.75.0	Success	155,391
Jan 7, 2024 18:34	Evgeniy Asvatov	RUSTrust-1.75.0	Success	154,907+9.34 RP
Jan 7, 2024 18:32	Evgeniy Asvatov	RUSTrust-1.75.0	Success	181,097+25.35 RP
Jan 7, 2024 18:29	Evgeniy Asvatov	RUSTrust-1.75.0	Error
Jan 7, 2024 17:48	Evgeniy Asvatov	RUSTrust-1.75.0	Error
Jan 7, 2024 15:00	Evgeniy Asvatov	RUSTrust-1.75.0	Success	343,393
Jan 7, 2024 15:00	Evgeniy Asvatov	RUSTrust-1.75.0	Success	356,841
Jan 7, 2024 14:58	Evgeniy Asvatov	RUSTrust-1.75.0	Success	340,473
Jan 7, 2024 14:57	Evgeniy Asvatov	RUSTrust-1.75.0	Success	334,839+0.43 RP
Jan 7, 2024 14:56	Evgeniy Asvatov	RUSTrust-1.75.0	Success	340,527
Jan 7, 2024 14:56	Evgeniy Asvatov	RUSTrust-1.75.0	Success	341,485
Jan 7, 2024 14:10	Evgeniy Asvatov	RUSTrust-1.75.0	Success	339,736+29.43 RP
Jan 6, 2024 21:21	Matt Ziter	GOgo1.21.5	Success	161,585+18.78 RP
Jan 6, 2024 21:19	Matt Ziter	GOgo1.21.5	Error
Jan 6, 2024 21:14	Matt Ziter	GOgo1.21.5	Error
Jan 6, 2024 20:27	Matt Ziter	GOgo1.21.5	Success	231,990+2.08 RP
Jan 6, 2024 20:26	Matt Ziter	GOgo1.21.5	Success	243,754+9.43 RP
Jan 6, 2024 02:43	Matt Ziter	RUSTrust-1.75.0	Success	316,469+2.30 RP
Jan 6, 2024 02:40	Matt Ziter	RUSTrust-1.75.0	Error
Jan 6, 2024 01:12	Matt Ziter	RUSTrust-1.75.0	Error
Jan 6, 2024 01:03	Matt Ziter	RUSTrust-1.75.0	Error
Jan 6, 2024 00:34	Matt Ziter	RUSTrust-1.75.0	Success	341,326+29.30 RP
Jan 5, 2024 21:06	Alexander Frolov	GOgo1.21.5	Success	99,708
Jan 5, 2024 19:36	Alexander Frolov	GOgo1.21.5	Success	57,159+5.54 RP
Jan 5, 2024 19:34	Alexander Frolov	GOgo1.21.5	Error
Jan 5, 2024 19:31	Alexander Frolov	GOgo1.21.5	Success	103,980
Jan 5, 2024 12:45	Oleg Kovalov	GOgo1.21.5	Success	97,614
Jan 5, 2024 12:45	Oleg Kovalov	GOgo1.21.5	Success	96,828+0.12 RP
Jan 5, 2024 12:42	Oleg Kovalov	GOgo1.21.5	Success	97,055
Jan 5, 2024 00:12	Yurkov Aleksey	CPPg++9.4.0	Success	57,465
Jan 4, 2024 22:40	Yurkov Aleksey	CPPg++9.4.0	Success	90,037
Jan 4, 2024 22:23	Yurkov Aleksey	CPPg++9.4.0	Success	77,274
Jan 4, 2024 21:52	Yurkov Aleksey	CPPg++9.4.0	Success	33,736
Jan 4, 2024 21:51	Yurkov Aleksey	CPPg++9.4.0	Success	31,862
Jan 4, 2024 21:46	Yurkov Aleksey	CPPg++9.4.0	Success	32,408
Jan 4, 2024 21:11	James Portman	CPPg++9.4.0	Error
Jan 4, 2024 21:09	James Portman	CPPg++9.4.0	Success	1,654,089+6.05 RP
Jan 2, 2024 18:30	Yurkov Aleksey	CPPg++9.4.0	Success	33,762
Dec 29, 2023 14:58	Alexander Frolov	GOgo1.21.5	Success	59,029+0.06 RP
Dec 29, 2023 14:54	Alexander Frolov	GOgo1.21.5	Success	59,050+1.85 RP
Dec 29, 2023 14:54	matsuoka-601	CPPclang++10.0.0	Success	7,209
Dec 28, 2023 18:43	Alexander Frolov	GOgo1.21.5	Success	61,802
Dec 28, 2023 18:43	Andrey Likhachev	RUSTrust-1.71.0	Error
Dec 28, 2023 18:40	Alexander Frolov	GOgo1.21.5	Success	59,703+3.10 RP
Dec 28, 2023 18:36	Alexander Frolov	GOgo1.21.5	Success	60,830+1.58 RP
Dec 28, 2023 18:31	Alexander Frolov	GOgo1.21.5	Success	61,422+0.07 RP
Dec 28, 2023 18:29	Alexander Frolov	GOgo1.21.5	Success	72,199
Dec 28, 2023 18:25	Alexander Frolov	GOgo1.21.5	Success	70,544
Dec 28, 2023 18:25	Alexander Frolov	GOgo1.21.5	Success	70,704
Dec 28, 2023 18:22	Alexander Frolov	GOgo1.21.5	Success	73,804
Dec 28, 2023 17:57	Alexander Frolov	GOgo1.21.5	Success	107,403
Dec 28, 2023 17:54	Alexander Frolov	GOgo1.21.5	Success	97,636
Dec 28, 2023 17:40	Alexander Frolov	GOgo1.21.5	Success	65,034
Dec 28, 2023 12:28	Alexander Frolov	GOgo1.21.5	Success	74,794
Dec 28, 2023 11:40	Alexander Frolov	GOgo1.21.5	Success	83,364
Dec 28, 2023 11:38	Alexander Frolov	GOgo1.21.5	Success	81,634
Dec 28, 2023 11:17	Alexander Frolov	GOgo1.21.5	Success	83,471
Dec 28, 2023 11:16	Alexander Frolov	GOgo1.21.5	Success	83,445
Dec 28, 2023 11:08	Alexander Frolov	GOgo1.21.5	Success	92,856
Dec 28, 2023 10:08	Alexander Frolov	GOgo1.21.5	Success	88,394
Dec 28, 2023 10:07	Alexander Frolov	GOgo1.21.5	Error
Dec 28, 2023 07:53	Harsh Sinha	CPPg++9.3.0	Success	57,932+14.25 RP
Dec 28, 2023 06:49	Harsh Sinha	CPPg++9.3.0	Success	63,143+0.05 RP
Dec 28, 2023 06:17	Harsh Sinha	CPPg++9.3.0	Success	63,163+0.08 RP
Dec 28, 2023 06:09	Harsh Sinha	CPPg++9.3.0	Success	63,194+4.86 RP
Dec 28, 2023 05:46	Harsh Sinha	CPPg++9.3.0	Success	65,197+0.16 RP
Dec 28, 2023 05:46	Harsh Sinha	CPPg++9.3.0	Error
Dec 28, 2023 05:45	Harsh Sinha	CPPg++9.3.0	Error
Dec 28, 2023 05:41	Harsh Sinha	CPPg++9.3.0	Success	65,267+133.03 RP
Dec 28, 2023 04:56	Harsh Sinha	CPPg++9.3.0	Error
Dec 28, 2023 04:55	Harsh Sinha	CPPg++9.3.0	Error
Dec 28, 2023 04:49	Harsh Sinha	CPPg++9.3.0	Error
Dec 28, 2023 04:22	Harsh Sinha	CPPg++9.3.0	Success	495,355+14.08 RP
Dec 28, 2023 04:17	Harsh Sinha	CPPg++9.3.0	Success	1,637,683
Dec 28, 2023 04:12	Harsh Sinha	CPPg++9.3.0	Success	1,638,896+0.01 RP
Dec 28, 2023 04:08	Harsh Sinha	CPPg++9.3.0	Error
Dec 28, 2023 03:40	Harsh Sinha	CPPg++9.3.0	Error
Dec 28, 2023 03:23	Harsh Sinha	CPPg++9.3.0	Success	1,641,221+6.09 RP
Dec 27, 2023 21:31	Jonathan Allen Grant	CPPclang++10.0.0	Success	527,822
Dec 27, 2023 21:30	Jonathan Allen Grant	CPPg++9.3.0	Success	525,550
Dec 27, 2023 21:27	Jonathan Allen Grant	CPPclang++10.0.0	Success	457,333
Dec 27, 2023 21:25	Jonathan Allen Grant	CPPclang++10.0.0	Error

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