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
Dec 22, 2021 02:28	Yuriy Lyfenko	GOgo1.13.9	Success	39,156
Dec 22, 2021 02:25	Yuriy Lyfenko	GOgo1.13.9	Success	39,183
Dec 22, 2021 02:22	Yuriy Lyfenko	GOgo1.13.9	Success	39,602
Dec 22, 2021 02:21	Yuriy Lyfenko	GOgo1.13.9	Success	39,235
Dec 22, 2021 02:21	Yuriy Lyfenko	GOgo1.13.9	Success	39,832
Dec 22, 2021 02:20	Yuriy Lyfenko	GOgo1.13.9	Success	40,544
Dec 22, 2021 02:19	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 22, 2021 02:19	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 22, 2021 02:19	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 22, 2021 01:55	Yuriy Lyfenko	GOgo1.13.9	Success	33,453
Dec 22, 2021 01:54	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 22, 2021 01:38	Yuriy Lyfenko	GOgo1.13.9	Success	33,155
Dec 22, 2021 01:36	Yuriy Lyfenko	GOgo1.13.9	Success	38,232
Dec 22, 2021 01:32	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 23:38	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 23:34	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 23:26	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 23:25	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 23:23	Yuriy Lyfenko	GOgo1.13.9	Success	33,346
Dec 21, 2021 23:22	Yuriy Lyfenko	GOgo1.13.9	Success	33,217
Dec 21, 2021 23:19	Yuriy Lyfenko	GOgo1.13.10	Success	33,228
Dec 21, 2021 23:19	Yuriy Lyfenko	GOgo1.13.15	Success	36,830
Dec 21, 2021 23:18	Yuriy Lyfenko	GOgo1.16.10	Success	35,416
Dec 21, 2021 23:17	Yuriy Lyfenko	GOgo1.17.5	Success	36,098
Dec 21, 2021 23:17	Yuriy Lyfenko	GOgo1.15.15	Success	37,790
Dec 21, 2021 23:16	Yuriy Lyfenko	GOgo1.12.9	Success	33,182
Dec 21, 2021 23:16	Yuriy Lyfenko	GOgo1.11.13	Error
Dec 21, 2021 23:11	Yuriy Lyfenko	GOgo1.16.12	Success	35,379
Dec 21, 2021 23:08	Yuriy Lyfenko	GOgo1.13.9	Success	37,273
Dec 21, 2021 23:07	Yuriy Lyfenko	GOgo1.13.9	Success	33,232
Dec 21, 2021 23:05	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 23:01	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 23:00	Yuriy Lyfenko	GOgo1.13.9	Success	33,250
Dec 21, 2021 22:59	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 22:58	Yuriy Lyfenko	GOgo1.13.9	Success	34,764
Dec 21, 2021 22:54	Yuriy Lyfenko	GOgo1.13.9	Success	48,802
Dec 21, 2021 22:43	Yuriy Lyfenko	GOgo1.13.9	Success	41,245
Dec 21, 2021 22:37	Yuriy Lyfenko	GOgo1.13.9	Success	38,405
Dec 21, 2021 22:34	Yuriy Lyfenko	GOgo1.13.9	Success	38,883
Dec 21, 2021 22:33	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 22:33	Yuriy Lyfenko	GOgo1.13.9	Success	40,506
Dec 21, 2021 22:33	Yuriy Lyfenko	GOgo1.13.9	Success	43,951
Dec 21, 2021 22:32	Yuriy Lyfenko	GOgo1.13.9	Success	63,884
Dec 21, 2021 22:31	Yuriy Lyfenko	GOgo1.13.9	Success	68,267
Dec 21, 2021 22:29	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 22:27	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 22:26	Yuriy Lyfenko	GOgo1.13.9	Success	68,237
Dec 21, 2021 22:09	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 21:17	Yuriy Lyfenko	GOgo1.13.9	Success	55,447
Dec 21, 2021 21:12	Yuriy Lyfenko	GOgo1.13.9	Success	53,927
Dec 21, 2021 20:52	Yuriy Lyfenko	GOgo1.13.9	Success	85,234
Dec 21, 2021 20:41	Alexander Kim	GOgo1.17.5	Success	44,694
Dec 21, 2021 19:12	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 17:39	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 17:34	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 17:26	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 17:25	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 17:19	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 17:14	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 17:04	Yuriy Lyfenko	GOgo1.13.9	Success	46,805
Dec 21, 2021 17:01	Yuriy Lyfenko	GOgo1.13.9	Success	45,525
Dec 21, 2021 16:39	Alexander Kim	GOgo1.17.5	Success	44,037+15.16 RP
Dec 21, 2021 13:57	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 13:55	Yuriy Lyfenko	GOgo1.13.9	Error
Dec 21, 2021 13:47	Yuriy Lyfenko	GOgo1.13.9	Success	36,072
Dec 21, 2021 13:47	Yuriy Lyfenko	GOgo1.17.5	Success	37,783
Dec 21, 2021 13:46	Yuriy Lyfenko	GOgo1.13.15	Error
Dec 20, 2021 20:56	Alexander Kim	GOgo1.17.5	Success	49,130
Dec 20, 2021 20:27	Alexander Kim	GOgo1.17.5	Success	47,188+5.89 RP
Dec 20, 2021 19:17	Alexander Kim	GOgo1.17.5	Success	56,204
Dec 20, 2021 19:10	Alexander Kim	GOgo1.17.5	Success	50,980
Dec 20, 2021 19:01	Alexander Kim	GOgo1.17.5	Success	48,537+5.92 RP
Dec 20, 2021 18:55	Yuriy Lyfenko	GOgo1.13.15	Error
Dec 20, 2021 18:25	Yuriy Lyfenko	GOgo1.13.15	Success	37,349
Dec 20, 2021 18:24	Yuriy Lyfenko	GOgo1.13.15	Error
Dec 20, 2021 18:23	Yuriy Lyfenko	GOgo1.13.15	Success	38,170
Dec 20, 2021 18:20	Yuriy Lyfenko	GOgo1.13.15	Success	35,753
Dec 20, 2021 18:12	Yuriy Lyfenko	GOgo1.13.15	Success	121,724
Dec 20, 2021 17:47	Alexander Kim	GOgo1.17.5	Success	55,284
Dec 20, 2021 17:47	Yuriy Lyfenko	GOgo1.13.15	Success	63,221
Dec 20, 2021 09:41	Alexander Kim	GOgo1.17.5	Success	49,973+8.61 RP
Dec 20, 2021 07:33	Alexander Kim	GOgo1.17.5	Success	52,220+39.93 RP
Dec 20, 2021 06:26	Alexander Kim	GOgo1.17.5	Success	65,979+22.60 RP
Dec 18, 2021 16:25	Alexander Kim	GOgo1.17.5	Success	77,554
Dec 18, 2021 15:36	Alexander Kim	GOgo1.17.5	Success	77,603
Dec 18, 2021 15:29	Alexander Kim	GOgo1.17.5	Success	77,539+4.64 RP
Dec 18, 2021 14:56	Alexander Kim	GOgo1.17.5	Success	80,431+1.76 RP
Dec 18, 2021 12:04	Alexander Kim	GOgo1.17.5	Success	81,585+0.21 RP
Dec 18, 2021 11:11	Alexander Kim	GOgo1.17.5	Success	81,723+19.68 RP
Dec 18, 2021 04:28	Alexander Kim	GOgo1.17.5	Success	97,381+0.42 RP
Dec 18, 2021 04:09	Alexander Kim	GOgo1.17.5	Success	99,963
Dec 18, 2021 03:50	Alexander Kim	GOgo1.17.5	Success	97,780+15.16 RP
Dec 18, 2021 00:23	Alexander Kim	GOgo1.17.5	Success	131,487
Dec 15, 2021 12:53	Alexander Kim	GOgo1.17.5	Success	115,064
Dec 15, 2021 12:30	Alexander Kim	GOgo1.17.5	Success	114,801+19.70 RP
Dec 15, 2021 10:57	Alexander Kim	GOgo1.17.5	Error
Dec 15, 2021 08:20	Alexander Kim	GOgo1.17.5	Success	148,403
Dec 15, 2021 08:11	Alexander Kim	GOgo1.17.5	Success	148,357+3.13 RP
Dec 15, 2021 06:16	Alexander Kim	GOgo1.17.5	Success	171,862
Dec 15, 2021 06:00	Alexander Kim	GOgo1.17.5	Success	155,585+36.60 RP

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