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
Apr 28, 2024 14:25	Steve Han	CPPclang++10.0.0	Success	18,462+15.59 RP
Apr 28, 2024 14:21	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 28, 2024 14:19	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 28, 2024 14:14	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 28, 2024 14:09	Steve Han	CPPclang++10.0.0	Success	25,181
Apr 28, 2024 13:39	Steve Han	CPPclang++10.0.0	Success	25,161
Apr 28, 2024 13:39	Steve Han	CPPclang++10.0.0	Success	24,767
Apr 28, 2024 13:35	Steve Han	CPPclang++10.0.0	Success	25,154
Apr 28, 2024 13:34	Steve Han	CPPclang++10.0.0	Success	25,278
Apr 28, 2024 13:15	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 28, 2024 13:14	Steve Han	CPPclang++10.0.0	Success	19,685
Apr 28, 2024 13:14	Steve Han	CPPclang++10.0.0	Success	19,009+8.71 RP
Apr 28, 2024 13:08	Steve Han	CPPclang++10.0.0	Success	20,882
Apr 28, 2024 12:54	Steve Han	CPPclang++10.0.0	Success	20,612
Apr 28, 2024 12:53	Steve Han	CPPg++9.4.0	Success	20,384
Apr 28, 2024 12:53	Steve Han	CPPg++9.4.0	Success	20,949
Apr 28, 2024 12:39	Steve Han	CPPclang++10.0.0	Success	19,634
Apr 28, 2024 12:38	Steve Han	CPPg++9.4.0	Success	21,943
Apr 28, 2024 12:37	Steve Han	CPPg++9.4.0	Error
Apr 28, 2024 12:35	Steve Han	CPPg++9.4.0	Error
Apr 28, 2024 12:34	Steve Han	CPPclang++10.0.0	Error
Apr 28, 2024 12:34	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 28, 2024 12:33	Steve Han	CPPclang++10.0.0	Error
Apr 28, 2024 12:30	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 28, 2024 12:26	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 28, 2024 12:23	Steve Han	CPPclang++10.0.0	Success	19,329+11.41 RP
Apr 28, 2024 12:19	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 28, 2024 12:14	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 28, 2024 12:12	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 28, 2024 12:11	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 28, 2024 12:10	Joad Nacer	CPPg++9.4.0	Success	9,103
Apr 28, 2024 12:08	Joad Nacer	CPPclang++10.0.0	Success	9,173
Apr 28, 2024 12:08	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 28, 2024 12:07	Steve Han	CPPclang++10.0.0	Success	19,765+12.56 RP
Apr 28, 2024 12:07	Steve Han	CPPg++9.4.0	Success	20,268+100.12 RP
Apr 28, 2024 11:59	Joad Nacer	CPPclang++10.0.0	Error
Apr 28, 2024 08:43	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 28, 2024 08:38	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 28, 2024 02:27	Joad Nacer	CPPclang++10.0.0	Error
Apr 28, 2024 02:26	Joad Nacer	CPPclang++10.0.0	Success	8,921
Apr 28, 2024 02:24	Joad Nacer	CPPclang++10.0.0	Success	10,857
Apr 28, 2024 00:13	Joad Nacer	CPPclang++10.0.0	Success	8,939
Apr 28, 2024 00:07	Joad Nacer	CPPclang++10.0.0	Success	8,907
Apr 27, 2024 22:37	Joad Nacer	CPPclang++10.0.0	Success	9,826
Apr 27, 2024 22:36	Joad Nacer	CPPg++9.4.0	Success	9,357
Apr 27, 2024 22:35	Joad Nacer	CPPclang++10.0.0	Success	8,924
Apr 27, 2024 22:27	Joad Nacer	CPPclang++10.0.0	Success	8,756+145.56 RP
Apr 27, 2024 22:11	Joad Nacer	CPPclang++10.0.0	Success	10,529
Apr 27, 2024 21:57	Joad Nacer	CPPclang++10.0.0	Success	10,545
Apr 27, 2024 21:56	Joad Nacer	CPPg++9.4.0	Success	12,304
Apr 27, 2024 21:55	Joad Nacer	CPPclang++10.0.0	Success	10,551
Apr 27, 2024 21:22	Joad Nacer	CPPclang++10.0.0	Success	10,851
Apr 27, 2024 21:21	Joad Nacer	CPPclang++10.0.0	Success	10,397
Apr 27, 2024 21:19	Joad Nacer	CPPclang++10.0.0	Success	10,041
Apr 27, 2024 21:04	Joad Nacer	CPPclang++10.0.0	Success	10,681
Apr 27, 2024 21:01	Joad Nacer	CPPclang++10.0.0	Success	11,185
Apr 27, 2024 21:01	Joad Nacer	CPPclang++10.0.0	Success	10,469
Apr 27, 2024 20:59	Joad Nacer	CPPclang++10.0.0	Success	10,163
Apr 27, 2024 20:58	Joad Nacer	CPPclang++10.0.0	Success	11,786
Apr 27, 2024 20:47	Joad Nacer	CPPclang++10.0.0	Success	10,057
Apr 27, 2024 20:46	Joad Nacer	CPPg++9.4.0	Success	12,992
Apr 27, 2024 19:29	Joad Nacer	CPPg++9.4.0	Success	13,022
Apr 27, 2024 19:17	Joad Nacer	CPPclang++10.0.0	Success	10,096
Apr 27, 2024 19:08	Joad Nacer	CPPclang++10.0.0	Success	10,035+9.05 RP
Apr 27, 2024 19:06	Joad Nacer	CPPclang++10.0.0	Success	10,132
Apr 27, 2024 19:05	Joad Nacer	CPPclang++10.0.0	Success	10,408
Apr 27, 2024 18:59	Joad Nacer	CPPclang++10.0.0	Success	10,127+54.62 RP
Apr 27, 2024 18:57	Joad Nacer	CPPg++9.4.0	Success	13,494
Apr 27, 2024 18:55	Joad Nacer	CPPclang++10.0.0	Success	10,720+151.16 RP
Apr 27, 2024 18:30	Joad Nacer	CPPg++9.4.0	Success	49,854
Apr 27, 2024 18:29	Joad Nacer	CPPclang++10.0.0	Success	48,682
Apr 27, 2024 16:26	Joad Nacer	CPPclang++10.0.0	Success	12,793+61.53 RP
Apr 27, 2024 16:26	Joad Nacer	CPPg++9.4.0	Success	14,888
Apr 27, 2024 15:21	Joad Nacer	CPPclang++10.0.0	Success	15,692
Apr 27, 2024 15:20	Joad Nacer	CPPclang++10.0.0	Success	15,642
Apr 27, 2024 15:13	Joad Nacer	CPPclang++10.0.0	Success	14,214
Apr 27, 2024 15:12	Joad Nacer	CPPclang++10.0.0	Error
Apr 27, 2024 15:11	Joad Nacer	CPPclang++10.0.0	Success	13,928
Apr 27, 2024 15:09	Joad Nacer	CPPclang++10.0.0	Success	13,955
Apr 27, 2024 15:08	Joad Nacer	CPPclang++10.0.0	Success	15,408
Apr 27, 2024 15:04	Joad Nacer	CPPclang++10.0.0	Success	13,956
Apr 27, 2024 15:03	Joad Nacer	CPPclang++10.0.0	Success	13,886+16.72 RP
Apr 27, 2024 14:58	Joad Nacer	CPPclang++10.0.0	Success	21,325
Apr 27, 2024 14:48	Anoushk Kharangate	CPPclang++10.0.0	Success	100,138
Apr 27, 2024 14:48	Anoushk Kharangate	CPPclang++10.0.0	Success	106,672
Apr 27, 2024 14:43	Anoushk Kharangate	CPPg++9.4.0	Success	91,175
Apr 27, 2024 14:40	Anoushk Kharangate	CPPg++9.4.0	Success	91,197
Apr 27, 2024 14:40	Anoushk Kharangate	CPPg++9.4.0	Success	91,061+0.12 RP
Apr 27, 2024 14:39	Anoushk Kharangate	CPPg++9.4.0	Success	91,160+2.14 RP
Apr 27, 2024 14:39	Anoushk Kharangate	CPPg++9.4.0	Success	93,016
Apr 27, 2024 14:26	Anoushk Kharangate	CPPg++9.4.0	Success	92,970+23.40 RP
Apr 27, 2024 13:45	Steve Han	CPPg++9.4.0	Success	29,165
Apr 27, 2024 13:44	Anoushk Kharangate	CPPg++9.4.0	Success	118,815+11.09 RP
Apr 27, 2024 13:36	Steve Han	CPPclang++10.0.0	Success	25,428+50.36 RP
Apr 27, 2024 13:35	Steve Han	CPPclang++10.0.0	Success	41,516
Apr 27, 2024 13:35	Steve Han	CPPclang++10.0.0	Success	41,516
Apr 27, 2024 12:48	Joad Nacer	CPPclang++10.0.0	Success	14,216+0.49 RP
Apr 27, 2024 12:41	Joad Nacer	CPPclang++10.0.0	Success	15,202
Apr 27, 2024 12:40	Steve Han	CPPg++9.4.0	Success	42,570
Apr 27, 2024 12:27	Joad Nacer	CPPclang++10.0.0	Success	14,226+20.72 RP

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