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	1:20.1.2-0ubuntu1~24.04.3	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	3.0.13-0ubuntu3.11	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 25, 2024 10:34	Steve Han	CPPg++9.4.0	Success	72,639
Apr 25, 2024 10:32	Steve Han	CPPclang++10.0.0	Success	303,977
Apr 25, 2024 10:01	alisherfozilov	GOgo1.22.2	Success	92,257+18.62 RP
Apr 25, 2024 09:59	alisherfozilov	GOgo1.22.2	Error
Apr 25, 2024 08:57	alisherfozilov	GOgo1.22.2	Success	111,390+0.74 RP
Apr 25, 2024 08:13	alisherfozilov	GOgo1.22.2	Success	112,311+26.54 RP
Apr 25, 2024 02:47	Trung Nguyen	CPPg++9.4.0	Success	452,235+0.88 RP
Apr 25, 2024 02:45	Steve Han	CPPclang++10.0.0	Success	70,265
Apr 25, 2024 02:44	Steve Han	CPPclang++10.0.0	Success	78,283
Apr 25, 2024 02:43	Steve Han	CPPclang++10.0.0	Success	70,351
Apr 25, 2024 02:42	Steve Han	CPPclang++10.0.0	Success	70,441
Apr 25, 2024 02:42	Steve Han	CPPclang++10.0.0	Success	70,148
Apr 25, 2024 02:41	Steve Han	CPPclang++10.0.0	Success	70,305
Apr 25, 2024 02:40	Steve Han	CPPclang++10.0.0	Success	105,856
Apr 25, 2024 02:39	Steve Han	CPPclang++10.0.0	Success	1,168,447
Apr 25, 2024 02:19	Steve Han	CPPclang++10.0.0	Success	62,820
Apr 25, 2024 02:18	Steve Han	CPPclang++10.0.0	Success	62,826
Apr 25, 2024 02:16	Steve Han	CPPclang++10.0.0	Success	62,870
Apr 25, 2024 02:15	Steve Han	CPPclang++10.0.0	Success	70,930
Apr 25, 2024 02:08	Steve Han	CPPclang++10.0.0	Error
Apr 25, 2024 02:06	Steve Han	CPPg++9.4.0	Success	75,307
Apr 25, 2024 02:06	Steve Han	CPPg++9.4.0	Success	75,241
Apr 24, 2024 23:26	Chiraag Balu	CPPg++9.4.0	Success	155,610
Apr 24, 2024 23:18	Joad Nacer	CPPclang++10.0.0	Error
Apr 24, 2024 23:14	Steve Han	CPPg++9.4.0	Error
Apr 24, 2024 23:11	Steve Han	CPPg++9.4.0	Error
Apr 24, 2024 23:02	Steve Han	CPPg++9.4.0	Error
Apr 24, 2024 22:36	Joad Nacer	CPPclang++10.0.0	Error
Apr 24, 2024 18:35	Evgeniy Hizhuk	RUSTrust-1.77.2	Success	344,114+29.06 RP
Apr 24, 2024 14:47	Trung Nguyen	CPPg++9.4.0	Success	470,909+21.24 RP
Apr 24, 2024 14:19	Steve Han	CPPg++9.4.0	Success	41,187+0.09 RP
Apr 24, 2024 14:17	Steve Han	CPPg++9.4.0	Success	41,505
Apr 24, 2024 14:14	Steve Han	CPPg++9.4.0	Success	49,140
Apr 24, 2024 12:41	alisherfozilov	GOgo1.22.2	Error
Apr 23, 2024 20:34	alisherfozilov	GOgo1.22.2	Success	160,006+3.75 RP
Apr 23, 2024 14:20	Joad Nacer	CPPg++9.4.0	Success	58,966
Apr 23, 2024 13:49	Steve Han	CPPg++9.4.0	Success	48,876
Apr 23, 2024 13:25	Steve Han	CPPg++9.4.0	Success	41,215
Apr 23, 2024 13:18	Steve Han	CPPg++9.4.0	Success	41,202+0.46 RP
Apr 23, 2024 13:17	Steve Han	CPPg++9.4.0	Success	41,280+0.08 RP
Apr 23, 2024 13:17	Steve Han	CPPg++9.4.0	Success	41,294+0.70 RP
Apr 23, 2024 13:17	Steve Han	CPPg++9.4.0	Success	41,855
Apr 23, 2024 13:16	Steve Han	CPPg++9.4.0	Success	41,414+0.20 RP
Apr 23, 2024 13:16	Steve Han	CPPg++9.4.0	Success	41,752
Apr 23, 2024 13:15	Steve Han	CPPg++9.4.0	Success	41,690
Apr 23, 2024 13:14	Steve Han	CPPg++9.4.0	Success	41,734
Apr 23, 2024 13:14	Steve Han	CPPg++9.4.0	Success	42,229
Apr 23, 2024 13:13	Steve Han	CPPg++9.4.0	Success	42,063
Apr 23, 2024 13:13	Steve Han	CPPg++9.4.0	Success	42,078
Apr 23, 2024 13:11	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 23, 2024 13:10	Steve Han	CPPg++9.4.0	Success	88,871
Apr 23, 2024 13:08	Steve Han	CPPclang++10.0.0	Success	43,027
Apr 23, 2024 13:08	Steve Han	CPPg++9.4.0	Success	41,644
Apr 23, 2024 13:06	Steve Han	CPPg++9.4.0	Success	41,448+1.00 RP
Apr 23, 2024 13:06	Steve Han	CPPg++9.4.0	Success	42,089
Apr 23, 2024 13:05	Steve Han	CPPclang++10.0.0	Success	43,969
Apr 23, 2024 13:03	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 23, 2024 12:58	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 23, 2024 12:15	abishekk92	RUSTrust-1.77.2	Success	342,521+23.12 RP
Apr 23, 2024 12:12	abishekk92	CPPg++9.4.0	Success	1,646,761+6.07 RP
Apr 23, 2024 08:35	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 23, 2024 08:34	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 23, 2024 08:34	Anoushk Kharangate	CPPg++9.4.0	Error
Apr 23, 2024 06:56	Anoushk Kharangate	CPPg++9.4.0	Success	1,650,081
Apr 23, 2024 02:59	Steve Han	CPPg++9.4.0	Success	68,418
Apr 22, 2024 21:03	Steve Han	CPPg++9.4.0	Success	68,501
Apr 22, 2024 21:01	Steve Han	CPPg++9.4.0	Success	67,284
Apr 22, 2024 20:08	Steve Han	CPPg++9.4.0	Success	82,989
Apr 22, 2024 20:04	Steve Han	CPPg++9.4.0	Error
Apr 22, 2024 19:59	Steve Han	CPPg++9.4.0	Error
Apr 22, 2024 19:53	Drew Garcia	CPPclang++10.0.0	Error
Apr 22, 2024 19:34	Steve Han	CPPg++9.4.0	Error
Apr 22, 2024 19:30	Steve Han	CPPg++9.4.0	Error
Apr 22, 2024 19:20	Steve Han	CPPg++9.4.0	Success	46,914
Apr 22, 2024 19:19	Steve Han	CPPg++9.4.0	Success	42,072
Apr 22, 2024 19:00	Steve Han	CPPg++9.4.0	Success	41,621+8.40 RP
Apr 22, 2024 18:58	Steve Han	CPPg++9.4.0	Success	70,612
Apr 22, 2024 18:56	Steve Han	CPPg++9.4.0	Success	68,824
Apr 22, 2024 18:53	Steve Han	CPPg++9.4.0	Success	43,128+57.44 RP
Apr 22, 2024 18:52	Steve Han	CPPg++9.4.0	Success	68,856
Apr 22, 2024 18:50	Steve Han	CPPg++9.4.0	Error
Apr 22, 2024 18:44	Steve Han	CPPg++9.4.0	Success	62,582
Apr 22, 2024 18:44	Steve Han	CPPg++9.4.0	Error
Apr 22, 2024 18:41	Steve Han	CPPg++9.4.0	Error
Apr 22, 2024 18:37	Steve Han	CPPg++9.4.0	Success	62,557
Apr 22, 2024 18:20	Steve Han	CPPg++9.4.0	Error
Apr 22, 2024 18:06	Steve Han	CPPg++9.4.0	Success	57,331+0.09 RP
Apr 22, 2024 18:02	Steve Han	CPPg++9.4.0	Success	57,462
Apr 22, 2024 17:53	Steve Han	CPPg++9.4.0	Success	57,362+13.61 RP
Apr 22, 2024 17:41	Steve Han	CPPg++9.4.0	Success	62,220+5.93 RP
Apr 22, 2024 17:39	Steve Han	CPPg++9.4.0	Success	64,604+0.04 RP
Apr 22, 2024 17:36	Steve Han	CPPg++9.4.0	Success	64,622+0.10 RP
Apr 22, 2024 17:35	Steve Han	CPPg++9.4.0	Success	64,977
Apr 22, 2024 17:34	Steve Han	CPPg++9.4.0	Success	66,410
Apr 22, 2024 17:34	Steve Han	CPPg++9.4.0	Success	64,664+8.02 RP
Apr 22, 2024 17:33	Steve Han	CPPg++9.4.0	Success	68,201+47.00 RP
Apr 22, 2024 17:33	Steve Han	CPPg++9.4.0	Success	100,378+76.24 RP
Apr 22, 2024 17:32	Steve Han	CPPg++9.4.0	Success	427,581+17.33 RP
Apr 22, 2024 17:23	Steve Han	CPPg++9.4.0	Success	1,649,754+6.06 RP
Apr 22, 2024 16:54	Phib	CPPclang++10.0.0	Error

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