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
Jul 20, 2021 13:32	Mikhail Shirokov	CPP	Success	101,345
Jul 20, 2021 13:31	Mikhail Shirokov	CPP	Success	101,366
Jul 20, 2021 13:31	Mikhail Shirokov	CPP	Success	101,336+2.26 RP
Jul 20, 2021 13:29	Mikhail Shirokov	CPP	Error
Jul 20, 2021 13:26	Mikhail Shirokov	CPP	Success	103,712+54.15 RP
Jul 20, 2021 13:23	Mikhail Shirokov	CPP	Error
Jul 20, 2021 13:22	Mikhail Shirokov	CPP	Error
Jul 20, 2021 13:16	Mikhail Shirokov	CPP	Success	246,447
Jul 20, 2021 13:14	Mikhail Shirokov	CPP	Error
Jul 18, 2021 22:57	Andrey Tsvetkov	GO	Success	56,850
Jul 18, 2021 22:56	Andrey Tsvetkov	GO	Success	56,804
Jul 18, 2021 22:54	Andrey Tsvetkov	GO	Success	56,868
Jul 18, 2021 22:53	Andrey Tsvetkov	GO	Success	51,521
Jul 18, 2021 22:52	Andrey Tsvetkov	GO	Success	51,413
Jul 18, 2021 22:51	Andrey Tsvetkov	GO	Success	51,520
Jul 18, 2021 22:49	Andrey Tsvetkov	GO	Success	51,891
Jul 18, 2021 22:47	Andrey Tsvetkov	GO	Success	50,718
Jul 18, 2021 22:46	Andrey Tsvetkov	GO	Success	50,795
Jul 18, 2021 22:45	Andrey Tsvetkov	GO	Success	50,727
Jul 18, 2021 22:39	Andrey Tsvetkov	GO	Success	102,866
Jul 18, 2021 22:39	Andrey Tsvetkov	GO	Success	102,127
Jul 18, 2021 22:38	Andrey Tsvetkov	GO	Success	177,268
Jul 18, 2021 22:37	Andrey Tsvetkov	GO	Success	99,916
Jul 16, 2021 12:12	Mikhail Shirokov	CPP	Success	236,551+20.95 RP
Jul 16, 2021 11:17	Mikhail Shirokov	CPP	Success	469,059+15.25 RP
Jul 16, 2021 11:04	Mikhail Shirokov	CPP	Success	1,646,395+6.07 RP
Jul 14, 2021 15:27	Andrey Tsvetkov	GO	Success	50,352
Jul 14, 2021 15:26	Andrey Tsvetkov	GO	Error
Jul 14, 2021 15:25	Andrey Tsvetkov	GO	Error
Jul 14, 2021 15:21	Yuriy Lyfenko	CPP	Error
Jul 14, 2021 15:19	Yuriy Lyfenko	CPP	Success	13,117
Jul 14, 2021 15:18	Andrey Tsvetkov	GO	Success	50,530
Jul 14, 2021 15:18	Yuriy Lyfenko	CPP	Error
Jul 14, 2021 15:18	Andrey Tsvetkov	GO	Success	50,696
Jul 14, 2021 15:18	Yuriy Lyfenko	CPP	Success	13,061
Jul 14, 2021 15:17	Yuriy Lyfenko	CPP	Success	13,327
Jul 14, 2021 15:16	Yuriy Lyfenko	CPP	Error
Jul 14, 2021 15:15	Yuriy Lyfenko	CPP	Success	12,927
Jul 14, 2021 15:13	Yuriy Lyfenko	CPP	Success	13,253
Jul 14, 2021 15:12	Yuriy Lyfenko	CPP	Success	13,601
Jul 13, 2021 20:42	SerVerXPlanet	CPP	Success	194,516+0.14 RP
Jul 13, 2021 20:35	SerVerXPlanet	CPP	Success	195,063+42.50 RP
Jul 13, 2021 20:32	SerVerXPlanet	CPP	Error
Jul 13, 2021 20:22	SerVerXPlanet	CPP	Error
Jul 13, 2021 20:19	SerVerXPlanet	CPP	Error
Jul 13, 2021 18:28	SerVerXPlanet	CPP	Success	1,140,484+2.68 RP
Jul 13, 2021 16:56	Prisyazhnyuk Alexander	GO	Success	117,020
Jul 13, 2021 16:55	Prisyazhnyuk Alexander	GO	Error
Jul 13, 2021 16:52	Prisyazhnyuk Alexander	GO	Success	122,320
Jul 13, 2021 14:11	SerVerXPlanet	CPP	Success	1,643,326+6.09 RP
Jul 9, 2021 20:13	Prisyazhnyuk Alexander	GO	Success	92,589
Jul 9, 2021 12:44	Prisyazhnyuk Alexander	GO	Success	91,092
Jul 9, 2021 12:41	Prisyazhnyuk Alexander	GO	Success	91,592
Jul 9, 2021 12:41	Prisyazhnyuk Alexander	GO	Success	91,578
Jul 9, 2021 10:15	Prisyazhnyuk Alexander	GO	Success	91,060+0.01 RP
Jul 9, 2021 10:14	Prisyazhnyuk Alexander	GO	Success	93,269
Jul 9, 2021 09:12	Prisyazhnyuk Alexander	GO	Success	93,909
Jul 9, 2021 02:29	JustJunk00	CPP	Success	1,649,934+6.06 RP
Jul 8, 2021 23:52	Prisyazhnyuk Alexander	GO	Error
Jul 8, 2021 23:36	Prisyazhnyuk Alexander	GO	Success	91,066
Jul 8, 2021 23:34	Prisyazhnyuk Alexander	GO	Success	91,082
Jul 8, 2021 23:31	Prisyazhnyuk Alexander	GO	Success	91,070+2.62 RP
Jul 8, 2021 22:18	Prisyazhnyuk Alexander	GO	Success	93,294+6.01 RP
Jul 8, 2021 22:14	Prisyazhnyuk Alexander	GO	Success	133,774
Jul 8, 2021 22:14	Prisyazhnyuk Alexander	GO	Success	101,038
Jul 8, 2021 22:13	Prisyazhnyuk Alexander	GO	Success	101,849
Jul 8, 2021 21:38	Prisyazhnyuk Alexander	GO	Error
Jul 8, 2021 21:30	Prisyazhnyuk Alexander	GO	Error
Jul 8, 2021 21:30	Prisyazhnyuk Alexander	GO	Success	98,835+0.19 RP
Jul 8, 2021 21:29	Prisyazhnyuk Alexander	GO	Success	99,567
Jul 8, 2021 21:28	Prisyazhnyuk Alexander	GO	Success	132,106
Jul 8, 2021 21:27	Prisyazhnyuk Alexander	GO	Success	125,257
Jul 8, 2021 20:35	Prisyazhnyuk Alexander	GO	Success	109,198
Jul 8, 2021 20:35	Prisyazhnyuk Alexander	GO	Success	99,018+0.37 RP
Jul 8, 2021 20:34	Prisyazhnyuk Alexander	GO	Success	101,694
Jul 8, 2021 20:34	Prisyazhnyuk Alexander	GO	Success	131,943
Jul 8, 2021 20:33	Prisyazhnyuk Alexander	GO	Error
Jul 8, 2021 20:33	Prisyazhnyuk Alexander	GO	Error
Jul 8, 2021 20:03	Prisyazhnyuk Alexander	GO	Success	109,396
Jul 8, 2021 20:03	Prisyazhnyuk Alexander	GO	Success	109,228
Jul 8, 2021 19:56	Prisyazhnyuk Alexander	GO	Success	109,399
Jul 8, 2021 19:44	Prisyazhnyuk Alexander	GO	Success	99,387+10.51 RP
Jul 8, 2021 19:43	Prisyazhnyuk Alexander	GO	Error
Jul 8, 2021 19:37	Prisyazhnyuk Alexander	GO	Success	110,983+13.13 RP
Jul 8, 2021 17:50	Prisyazhnyuk Alexander	GO	Success	134,001
Jul 8, 2021 17:49	Prisyazhnyuk Alexander	GO	Success	134,496
Jul 8, 2021 17:47	Prisyazhnyuk Alexander	GO	Success	141,725
Jul 8, 2021 17:46	Prisyazhnyuk Alexander	GO	Success	129,919+1.17 RP
Jul 8, 2021 17:42	Prisyazhnyuk Alexander	GO	Success	271,598
Jul 8, 2021 17:32	Prisyazhnyuk Alexander	GO	Error
Jul 8, 2021 15:16	Prisyazhnyuk Alexander	GO	Success	131,927+0.14 RP
Jul 8, 2021 12:33	Prisyazhnyuk Alexander	GO	Success	132,172+2.74 RP
Jul 8, 2021 12:27	Prisyazhnyuk Alexander	GO	Error
Jul 8, 2021 12:26	Prisyazhnyuk Alexander	GO	Error
Jul 8, 2021 12:24	Prisyazhnyuk Alexander	GO	Success	137,136+0.30 RP
Jul 8, 2021 11:58	Prisyazhnyuk Alexander	GO	Success	137,700+4.56 RP
Jul 8, 2021 11:57	Prisyazhnyuk Alexander	GO	Success	146,935+46.13 RP
Jul 8, 2021 11:56	Prisyazhnyuk Alexander	GO	Success	518,142
Jul 8, 2021 10:00	Prisyazhnyuk Alexander	GO	Success	881,380
Jul 7, 2021 21:48	Prisyazhnyuk Alexander	GO	Error

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