TopK

Find the sum of the 100 largest values in a stream of binary integers as fast as possible.

Input: 100 000 000 uint32 values in little-endian binary on STDIN (4 bytes each).

Output: The uint64 sum of the top 100 greatest values, printed as a decimal string.

Restrictions:60s512Mb 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
Sep 10, 2021 13:58	Andrey Tsvetkov	GOgo1.16.7	Success	88,654
Sep 10, 2021 13:56	Andrey Tsvetkov	GOgo1.17	Error
Sep 10, 2021 13:56	Andrey Tsvetkov	GOgo1.14.15	Success	89,101
Sep 10, 2021 13:55	Andrey Tsvetkov	GOgo1.14.15	Success	86,154
Sep 10, 2021 13:53	Andrey Tsvetkov	GOgo1.14.15	Error
Sep 10, 2021 13:51	Andrey Tsvetkov	GOgo1.14.15	Success	89,002
Sep 10, 2021 13:50	Andrey Tsvetkov	GOgo1.17.1	Success	91,672
Sep 10, 2021 13:49	Andrey Tsvetkov	GOgo1.17	Success	91,073
Sep 10, 2021 13:49	Andrey Tsvetkov	GOgo1.17	Success	90,996
Sep 7, 2021 18:14	Andrey Tsvetkov	GOgo1.17	Success	91,319
Sep 3, 2021 15:22	Ilya Aniskovets	CPPclang++10.0.0	Success	117,543
Sep 3, 2021 15:21	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 3, 2021 15:19	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 3, 2021 15:18	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 3, 2021 15:14	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 3, 2021 15:01	Ilya Aniskovets	CPPg++9.3.0	Success	119,222
Sep 3, 2021 14:46	Ilya Aniskovets	CPPg++9.3.0	Success	121,259
Sep 3, 2021 14:44	Ilya Aniskovets	CPPg++9.3.0	Success	119,238
Sep 3, 2021 14:42	Ilya Aniskovets	CPPg++9.3.0	Success	114,168+3.69 RP
Sep 3, 2021 14:38	Ilya Aniskovets	CPPg++9.3.0	Success	119,195+4.88 RP
Sep 3, 2021 14:36	Ilya Aniskovets	CPPg++9.3.0	Success	126,549+78.55 RP
Sep 3, 2021 14:34	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 2, 2021 05:43	Ilya Aniskovets	CPPg++9.3.0	Success	21,383,598+0.47 RP
Aug 30, 2021 12:19	Vitaliy F.	GOgo1.16.7	Success	2,117,565
Aug 30, 2021 12:19	Vitaliy F.	GOgo1.17	Success	2,064,196+0.34 RP
Aug 24, 2021 06:26	Andrey Tsvetkov	GOgo1.17	Success	91,610
Aug 21, 2021 18:19	Yuriy Lyfenko	CPPg++9.3.0	Success	61,862
Aug 21, 2021 18:18	Yuriy Lyfenko	CPPg++9.3.0	Success	61,822
Aug 21, 2021 18:16	Yuriy Lyfenko	CPPclang++10.0.0	Success	61,519
Aug 21, 2021 18:15	Yuriy Lyfenko	CPPclang++10.0.0	Success	61,514
Aug 21, 2021 18:14	Yuriy Lyfenko	CPPclang++10.0.0	Error
Aug 21, 2021 18:13	Yuriy Lyfenko	CPPg++9.3.0	Success	61,746
Aug 21, 2021 10:09	Andrey Tsvetkov	GOgo1.17	Success	91,350
Aug 15, 2021 20:23	Igor Volkov	CPP	Success	102,795
Aug 15, 2021 19:58	Igor Volkov	CPP	Success	156,076
Aug 15, 2021 19:29	Igor Volkov	CPP	Success	98,716+0.21 RP
Aug 15, 2021 19:07	Igor Volkov	CPP	Success	107,838
Aug 15, 2021 18:53	Igor Volkov	CPP	Success	99,032
Aug 15, 2021 18:51	Igor Volkov	CPP	Success	98,922+2.05 RP
Aug 15, 2021 18:48	Igor Volkov	CPP	Success	100,965+3.75 RP
Aug 15, 2021 17:45	Igor Volkov	CPP	Success	104,941+0.32 RP
Aug 15, 2021 17:25	Igor Volkov	CPP	Success	105,290+65.17 RP
Aug 15, 2021 17:23	Igor Volkov	CPP	Success	5,907,033
Aug 15, 2021 17:15	Igor Volkov	CPP	Error
Aug 15, 2021 17:10	Igor Volkov	CPP	Error
Aug 15, 2021 16:56	Igor Volkov	CPP	Error
Aug 15, 2021 11:51	Igor Volkov	CPP	Success	337,576
Aug 15, 2021 11:42	Igor Volkov	CPP	Success	335,521+29.80 RP
Aug 9, 2021 06:52	David Klassen	GO	Success	354,581+28.20 RP
Jul 28, 2021 06:53	Andrey Kuzmin	CPP	Success	5,441,824+1.84 RP
Jul 19, 2021 13:36	Yuriy Lyfenko	GO	Success	192,407
Jul 19, 2021 13:36	Yuriy Lyfenko	GO	Success	113,935
Jul 18, 2021 22:23	Andrey Tsvetkov	GO	Error
Jul 18, 2021 22:04	Andrey Tsvetkov	GO	Error
Jul 18, 2021 22:04	Andrey Tsvetkov	GO	Error
Jul 18, 2021 22:02	Andrey Tsvetkov	GO	Error
Jul 15, 2021 23:38	Yurkov Aleksey	CPP	Success	99,392
Jul 15, 2021 23:35	Yurkov Aleksey	CPP	Success	164,551
Jul 15, 2021 23:34	Yurkov Aleksey	CPP	Success	165,211
Jul 15, 2021 23:33	Yurkov Aleksey	CPP	Success	165,146
Jul 15, 2021 23:30	Yurkov Aleksey	CPP	Success	165,173
Jul 15, 2021 23:16	Yurkov Aleksey	CPP	Success	99,620
Jul 15, 2021 23:12	Yurkov Aleksey	CPP	Success	164,589
Jul 15, 2021 23:00	Yurkov Aleksey	CPP	Success	98,946
Jul 15, 2021 23:00	Yurkov Aleksey	CPP	Success	99,000
Jul 15, 2021 22:56	Yurkov Aleksey	CPP	Success	98,724+0.10 RP
Jul 15, 2021 22:55	Yurkov Aleksey	CPP	Success	98,819+0.16 RP
Jul 15, 2021 22:54	Yurkov Aleksey	CPP	Success	122,586
Jul 15, 2021 22:51	Yurkov Aleksey	CPP	Success	164,859
Jul 15, 2021 22:50	Yurkov Aleksey	CPP	Success	165,057
Jul 15, 2021 22:47	Yurkov Aleksey	CPP	Success	165,116
Jul 15, 2021 22:45	Yurkov Aleksey	CPP	Success	98,979+5.81 RP
Jul 15, 2021 22:44	Yurkov Aleksey	CPP	Success	165,224
Jul 15, 2021 22:39	Yurkov Aleksey	CPP	Success	164,830
Jul 15, 2021 13:59	Andrey Tsvetkov	GO	Success	90,842
Jul 15, 2021 13:55	Andrey Tsvetkov	GO	Success	89,511
Jul 15, 2021 13:52	Andrey Tsvetkov	GO	Error
Jul 15, 2021 13:51	Andrey Tsvetkov	GO	Error
Jul 15, 2021 13:35	Andrey Tsvetkov	GO	Error
Jul 15, 2021 11:06	Andrey Tsvetkov	GO	Error
Jul 15, 2021 11:05	Andrey Tsvetkov	GO	Success	89,149
Jul 15, 2021 11:04	Andrey Tsvetkov	GO	Success	85,727
Jul 15, 2021 10:59	Andrey Tsvetkov	GO	Success	89,087
Jul 15, 2021 10:56	Andrey Tsvetkov	GO	Error
Jul 15, 2021 10:53	Andrey Tsvetkov	GO	Error
Jul 15, 2021 10:48	Andrey Tsvetkov	GO	Success	88,970
Jul 15, 2021 10:43	Andrey Tsvetkov	GO	Error
Jul 14, 2021 21:08	Yurkov Aleksey	CPP	Success	106,411
Jul 14, 2021 15:01	Yuriy Lyfenko	CPP	Success	61,803
Jul 14, 2021 14:58	Yuriy Lyfenko	CPP	Success	61,895
Jul 14, 2021 14:58	Yuriy Lyfenko	CPP	Success	61,808
Jul 14, 2021 14:57	Yuriy Lyfenko	CPP	Success	61,914
Jul 14, 2021 14:56	Yuriy Lyfenko	CPP	Success	61,935
Jul 14, 2021 14:55	Yuriy Lyfenko	CPP	Error
Jul 14, 2021 14:24	Yuriy Lyfenko	GO	Success	86,592
Jul 14, 2021 14:20	Yuriy Lyfenko	GO	Error
Jul 14, 2021 14:18	Yuriy Lyfenko	GO	Success	86,597
Jul 14, 2021 14:16	Andrey Tsvetkov	GO	Error
Jul 14, 2021 14:14	Yuriy Lyfenko	GO	Success	86,189
Jul 14, 2021 14:12	Yuriy Lyfenko	GO	Success	87,381

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