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
Dec 30, 2022 17:47	Jack Frigaard	CPPclang++10.0.0	Error
Dec 30, 2022 17:39	Jack Frigaard	CPPclang++10.0.0	Error
Dec 30, 2022 17:38	Jack Frigaard	CPPclang++10.0.0	Error
Dec 30, 2022 17:38	Jack Frigaard	CPPclang++10.0.0	Error
Dec 30, 2022 17:35	Jack Frigaard	CPPclang++10.0.0	Error
Dec 30, 2022 17:30	Zakir	CPPg++9.3.0	Success	491,567+14.25 RP
Dec 30, 2022 17:29	Jack Frigaard	CPPclang++10.0.0	Success	5,244
Dec 30, 2022 17:28	Jack Frigaard	CPPclang++10.0.0	Error
Dec 30, 2022 17:24	Zakir	CPPg++9.3.0	Error
Dec 30, 2022 17:24	Zakir	CPPg++9.3.0	Error
Dec 30, 2022 17:23	Zakir	CPPg++9.3.0	Error
Dec 30, 2022 17:20	Zakir	CPPg++9.3.0	Error
Dec 30, 2022 16:52	Jack Frigaard	CPPclang++10.0.0	Error
Dec 30, 2022 16:51	Zakir	CPPg++9.3.0	Error
Dec 30, 2022 16:25	Zakir	CPPg++9.3.0	Success	1,641,694+6.09 RP
Dec 30, 2022 16:21	Jack Frigaard	CPPclang++10.0.0	Success	5,180
Dec 30, 2022 16:20	Jack Frigaard	CPPclang++10.0.0	Success	5,164
Dec 30, 2022 16:19	Jack Frigaard	CPPclang++10.0.0	Success	5,118
Dec 30, 2022 16:15	Jack Frigaard	CPPclang++10.0.0	Error
Dec 30, 2022 16:12	Jack Frigaard	CPPclang++10.0.0	Error
Dec 30, 2022 16:00	Jack Frigaard	CPPclang++10.0.0	Success	5,297
Dec 30, 2022 15:53	Jack Frigaard	CPPclang++10.0.0	Success	5,114+36.36 RP
Dec 30, 2022 15:52	Jack Frigaard	CPPclang++10.0.0	Error
Dec 30, 2022 15:34	Jack Frigaard	CPPclang++10.0.0	Error
Dec 30, 2022 15:30	Jack Frigaard	CPPclang++10.0.0	Error
Dec 30, 2022 15:29	Jack Frigaard	CPPclang++10.0.0	Error
Dec 30, 2022 15:22	Jack Frigaard	CPPclang++10.0.0	Success	5,383
Dec 30, 2022 15:21	Jack Frigaard	CPPclang++10.0.0	Success	5,164
Dec 30, 2022 15:17	Jack Frigaard	CPPclang++10.0.0	Success	5,162+88.74 RP
Dec 30, 2022 15:11	Jack Frigaard	CPPclang++10.0.0	Success	5,369
Dec 30, 2022 14:39	Jack Frigaard	CPPclang++10.0.0	Success	5,283+0.72 RP
Dec 30, 2022 14:32	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 30, 2022 13:59	Jack Frigaard	CPPclang++10.0.0	Success	5,914
Dec 30, 2022 13:45	Victor Muñoz	CPPg++9.3.0	Success	51,274
Dec 30, 2022 13:40	Jack Frigaard	CPPclang++10.0.0	Success	5,668
Dec 30, 2022 13:23	Jack Frigaard	CPPclang++10.0.0	Success	5,499
Dec 30, 2022 13:20	Jack Frigaard	CPPclang++10.0.0	Success	6,648
Dec 30, 2022 13:12	Jack Frigaard	CPPclang++10.0.0	Success	7,219
Dec 30, 2022 13:05	Hal F	CPPclang++10.0.0	Error
Dec 30, 2022 12:59	Hal F	CPPclang++10.0.0	Error
Dec 30, 2022 12:59	Jack Frigaard	CPPclang++10.0.0	Success	5,284+3.58 RP
Dec 30, 2022 12:56	Hal F	CPPclang++10.0.0	Error
Dec 30, 2022 12:54	Hal F	CPPclang++10.0.0	Success	8,286
Dec 30, 2022 12:50	Hal F	CPPclang++10.0.0	Success	8,333
Dec 30, 2022 12:49	Hal F	CPPclang++10.0.0	Error
Dec 30, 2022 12:48	Hal F	CPPclang++10.0.0	Error
Dec 30, 2022 12:45	Jack Frigaard	CPPclang++10.0.0	Success	5,677
Dec 30, 2022 12:40	Hal F	CPPclang++10.0.0	Success	8,280+36.63 RP
Dec 30, 2022 06:27	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 30, 2022 05:44	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 30, 2022 05:37	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 30, 2022 05:14	Yuriy Lyfenko	CPPclang++10.0.0	Error
Dec 30, 2022 04:47	Udbhav	RUSTrust-1.66.0	Success	38,847+12.66 RP
Dec 30, 2022 02:27	Edgar	RUSTrust-1.66.0	Success	88,204
Dec 30, 2022 01:59	Victor Muñoz	CPPg++9.3.0	Success	30,271
Dec 30, 2022 01:58	Alexander Kim	GOgo1.19.4	Success	22,061+22.48 RP
Dec 30, 2022 01:58	Victor Muñoz	CPPg++9.3.0	Error
Dec 30, 2022 01:56	Victor Muñoz	CPPg++9.3.0	Error
Dec 30, 2022 01:54	Victor Muñoz	CPPg++9.3.0	Success	30,220+2.19 RP
Dec 30, 2022 01:53	Victor Muñoz	CPPg++9.3.0	Success	30,421+2.78 RP
Dec 30, 2022 01:52	Victor Muñoz	CPPg++9.3.0	Success	31,237
Dec 30, 2022 01:52	Victor Muñoz	CPPg++9.3.0	Error
Dec 30, 2022 01:51	Victor Muñoz	CPPg++9.3.0	Error
Dec 30, 2022 01:51	Victor Muñoz	CPPg++9.3.0	Success	37,519
Dec 30, 2022 01:33	Alexander Kim	GOgo1.19.4	Success	22,622
Dec 30, 2022 01:28	Alexander Kim	GOgo1.19.4	Success	22,622+0.08 RP
Dec 30, 2022 01:27	Victor Muñoz	CPPg++9.3.0	Error
Dec 30, 2022 01:25	Alexander Kim	GOgo1.19.4	Success	22,624+25.42 RP
Dec 30, 2022 01:15	Alexander Kim	GOgo1.19.4	Success	29,761
Dec 29, 2022 23:56	parastrom	RUSTrust-1.66.0	Success	186,054
Dec 29, 2022 23:44	Alexander Kim	GOgo1.19.4	Success	32,618
Dec 29, 2022 23:29	Hal F	CPPclang++10.0.0	Success	8,539+1.51 RP
Dec 29, 2022 23:16	Hal F	CPPclang++10.0.0	Success	17,785
Dec 29, 2022 23:06	Hal F	CPPclang++10.0.0	Success	18,260
Dec 29, 2022 22:55	Alexander Kim	GOgo1.19.4	Success	27,367
Dec 29, 2022 22:40	Alexander Kim	GOgo1.19.4	Success	25,468
Dec 29, 2022 22:35	Alexander Kim	GOgo1.19.4	Success	25,560
Dec 29, 2022 22:18	Victor Muñoz	CPPg++9.3.0	Success	59,911
Dec 29, 2022 22:17	Victor Muñoz	CPPg++9.3.0	Error
Dec 29, 2022 22:15	Victor Muñoz	CPPg++9.3.0	Success	59,931
Dec 29, 2022 22:13	Victor Muñoz	CPPg++9.3.0	Error
Dec 29, 2022 22:12	Victor Muñoz	CPPg++9.3.0	Error
Dec 29, 2022 22:12	Victor Muñoz	CPPg++9.3.0	Error
Dec 29, 2022 22:09	Victor Muñoz	CPPg++9.3.0	Error
Dec 29, 2022 22:08	Victor Muñoz	CPPg++9.3.0	Error
Dec 29, 2022 22:06	Victor Muñoz	CPPg++9.3.0	Error
Dec 29, 2022 20:31	Alexander Kim	GOgo1.19.4	Success	23,294+12.38 RP
Dec 29, 2022 20:27	Alexander Kim	GOgo1.19.4	Success	23,635+122.87 RP
Dec 29, 2022 19:54	parastrom	RUSTrust-1.66.0	Error
Dec 29, 2022 19:50	parastrom	RUSTrust-1.66.0	Error
Dec 29, 2022 19:49	parastrom	RUSTrust-1.66.0	Error
Dec 29, 2022 19:48	parastrom	RUSTrust-1.66.0	Error
Dec 29, 2022 17:32	Hal F	CPPclang++10.0.0	Success	8,550+26.86 RP
Dec 29, 2022 17:31	Hal F	CPPclang++10.0.0	Error
Dec 29, 2022 17:17	Hal F	CPPclang++10.0.0	Success	8,876
Dec 29, 2022 17:13	Hal F	CPPclang++10.0.0	Success	8,751+162.43 RP
Dec 29, 2022 17:09	Alexander Kim	GOgo1.19.4	Success	46,996
Dec 29, 2022 16:57	Hal F	CPPclang++10.0.0	Success	17,186
Dec 29, 2022 16:44	Hal F	CPPclang++10.0.0	Success	17,721
Dec 29, 2022 16:43	Hal F	CPPclang++10.0.0	Success	17,488

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