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	1:20.1.2-0ubuntu1~24.04.3	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
Jan 29, 2024 14:06	AnSa	CPPg++9.4.0	Success	139,650
Jan 29, 2024 14:05	AnSa	CPPg++9.4.0	Success	138,630
Jan 29, 2024 14:04	AnSa	CPPg++9.4.0	Success	139,612
Jan 29, 2024 13:46	AnSa	CPPclang++10.0.0	Success	572,623
Jan 29, 2024 13:37	AnSa	CPPclang++10.0.0	Success	109,127
Jan 29, 2024 13:34	AnSa	CPPg++9.4.0	Success	132,008
Jan 29, 2024 13:33	AnSa	CPPg++9.4.0	Success	118,792
Jan 29, 2024 13:27	AnSa	CPPg++9.4.0	Success	176,111
Jan 29, 2024 13:21	AnSa	CPPg++9.4.0	Success	107,689+0.03 RP
Jan 29, 2024 13:20	AnSa	CPPg++9.4.0	Success	107,797
Jan 29, 2024 13:19	AnSa	CPPg++9.4.0	Success	107,719+0.20 RP
Jan 29, 2024 13:17	AnSa	CPPg++9.4.0	Success	107,957+0.01 RP
Jan 29, 2024 13:08	AnSa	CPPg++9.4.0	Success	107,968+26.52 RP
Jan 29, 2024 13:05	AnSa	CPPg++9.4.0	Success	177,910
Jan 29, 2024 12:54	AnSa	CPPg++9.4.0	Success	151,315
Jan 29, 2024 12:46	AnSa	CPPg++9.4.0	Success	151,286+65.65 RP
Jan 29, 2024 12:41	AnSa	CPPg++9.4.0	Error
Jan 23, 2024 16:42	AnSa	CPPg++9.4.0	Success	22,347,411+0.45 RP
Dec 27, 2023 10:30	Oleg Kovalov	CPPclang++10.0.0	Success	21,279,848+0.47 RP
Dec 24, 2023 03:40	Kenneth Maples	CPPclang++10.0.0	Error
Dec 24, 2023 03:38	Kenneth Maples	CPPclang++10.0.0	Success	75,500
Dec 24, 2023 03:37	Kenneth Maples	CPPclang++10.0.0	Success	78,011
Dec 24, 2023 03:31	Kenneth Maples	CPPclang++10.0.0	Success	78,954
Dec 24, 2023 03:30	Kenneth Maples	CPPclang++10.0.0	Success	75,986
Dec 24, 2023 03:18	Kenneth Maples	CPPclang++10.0.0	Success	75,308
Dec 24, 2023 03:16	Kenneth Maples	CPPclang++10.0.0	Success	75,265
Dec 24, 2023 03:15	Kenneth Maples	CPPclang++10.0.0	Success	75,265
Dec 24, 2023 03:12	Kenneth Maples	CPPclang++10.0.0	Success	74,830
Dec 24, 2023 03:11	Kenneth Maples	CPPclang++10.0.0	Success	73,622
Dec 24, 2023 03:08	Kenneth Maples	CPPclang++10.0.0	Success	73,719
Dec 24, 2023 03:07	Kenneth Maples	CPPg++9.3.0	Success	74,708
Dec 24, 2023 03:00	Kenneth Maples	CPPg++9.3.0	Error
Dec 24, 2023 02:56	Kenneth Maples	CPPg++9.3.0	Success	87,159
Dec 24, 2023 02:55	Kenneth Maples	CPPg++9.3.0	Success	87,924
Dec 24, 2023 02:51	Kenneth Maples	CPPg++9.3.0	Success	74,557
Dec 24, 2023 02:50	Kenneth Maples	CPPg++9.3.0	Success	74,605
Dec 24, 2023 02:47	Kenneth Maples	CPPg++9.3.0	Success	73,797
Dec 24, 2023 02:46	Kenneth Maples	CPPclang++10.0.0	Success	73,689
Dec 24, 2023 02:45	Kenneth Maples	CPPclang++10.0.0	Success	73,584
Dec 12, 2023 05:01	Andrey Likhachev	GOgo1.21.3	Success	205,606+0.18 RP
Dec 12, 2023 05:00	Andrey Likhachev	GOgo1.21.3	Success	206,390+19.00 RP
Nov 29, 2023 07:39	weedge	CPPg++9.3.0	Success	674,607+14.35 RP
Nov 29, 2023 07:33	weedge	CPPg++9.3.0	Error
Nov 29, 2023 07:28	weedge	CPPg++9.3.0	Error
Nov 29, 2023 07:27	weedge	CPPg++9.3.0	Error
Nov 29, 2023 07:17	weedge	CPPg++9.3.0	Success	21,340,906+0.47 RP
Nov 22, 2023 12:10	AdrK	CPPclang++10.0.0	Success	1,691,243
Nov 22, 2023 12:04	AdrK	CPPclang++10.0.0	Success	1,237,319
Nov 22, 2023 12:04	AdrK	CPPclang++10.0.0	Success	1,420,631
Nov 22, 2023 12:03	AdrK	CPPclang++10.0.0	Success	1,141,551+0.88 RP
Nov 21, 2023 12:22	AdrK	CPPclang++10.0.0	Success	1,774,766
Nov 21, 2023 12:21	AdrK	CPPclang++10.0.0	Success	1,961,811
Nov 21, 2023 10:32	AdrK	CPPclang++10.0.0	Success	1,269,690+2.55 RP
Nov 21, 2023 09:22	AdrK	CPPclang++10.0.0	Error
Nov 21, 2023 09:18	AdrK	CPPclang++10.0.0	Error
Nov 21, 2023 09:11	AdrK	CPPclang++10.0.0	Error
Nov 21, 2023 09:10	AdrK	CPPclang++10.0.0	Error
Nov 21, 2023 09:08	AdrK	CPPclang++10.0.0	Error
Nov 21, 2023 09:06	AdrK	CPPclang++10.0.0	Success	2,113,896
Nov 21, 2023 08:56	AdrK	CPPclang++10.0.0	Success	1,876,912+4.86 RP
Nov 21, 2023 08:52	mmalczak	CPPg++9.3.0	Success	1,703,573
Nov 21, 2023 08:49	mmalczak	CPPg++9.3.0	Error
Nov 21, 2023 08:48	mmalczak	CPPg++9.3.0	Error
Nov 21, 2023 08:45	mmalczak	CPPg++9.3.0	Error
Nov 21, 2023 08:23	AdrK	CPPclang++10.0.0	Error
Nov 20, 2023 22:42	AdrK	CPPclang++10.0.0	Error
Nov 20, 2023 21:42	AdrK	CPPclang++10.0.0	Error
Nov 20, 2023 15:21	AdrK	CPPclang++10.0.0	Success	21,214,028
Nov 20, 2023 15:19	AdrK	CPPclang++10.0.0	Error
Nov 20, 2023 15:14	AdrK	CPPclang++10.0.0	Error
Nov 20, 2023 14:34	AdrK	CPPclang++10.0.0	Error
Nov 20, 2023 12:44	AdrK	CPPclang++10.0.0	Error
Nov 20, 2023 10:34	AdrK	CPPclang++10.0.0	Error
Nov 20, 2023 10:29	AdrK	CPPclang++10.0.0	Error
Nov 20, 2023 07:39	AdrK	CPPclang++10.0.0	Success	21,354,438
Nov 20, 2023 07:38	AdrK	CPPclang++10.0.0	Error
Nov 17, 2023 17:16	AdrK	CPPg++9.3.0	Error
Nov 17, 2023 17:15	AdrK	CPPg++9.3.0	Success	21,353,773
Nov 17, 2023 17:13	AdrK	CPPg++9.3.0	Error
Nov 17, 2023 17:10	AdrK	CPPg++9.3.0	Error
Nov 17, 2023 17:06	AdrK	CPPg++9.3.0	Success	21,343,646
Nov 17, 2023 17:05	AdrK	CPPg++9.3.0	Error
Nov 17, 2023 17:03	AdrK	CPPg++9.3.0	Success	21,257,612
Nov 17, 2023 17:02	AdrK	CPPg++9.3.0	Error
Nov 17, 2023 17:00	AdrK	CPPg++9.3.0	Error
Nov 17, 2023 16:27	AdrK	CPPg++9.3.0	Error
Nov 17, 2023 16:19	AdrK	CPPg++9.3.0	Error
Nov 17, 2023 16:14	AdrK	CPPg++9.3.0	Error
Nov 17, 2023 15:55	AdrK	CPPg++9.3.0	Error
Nov 17, 2023 09:31	AdrK	CPPg++9.3.0	Success	21,194,023
Nov 17, 2023 09:28	AdrK	CPPg++9.3.0	Success	21,386,995+0.47 RP
Nov 17, 2023 08:37	AdrK	CPPg++9.3.0	Error
Nov 17, 2023 08:09	AdrK	CPPg++9.3.0	Error
Nov 15, 2023 20:48	mmalczak	CPPg++9.3.0	Success	69,792
Nov 15, 2023 20:48	mmalczak	CPPg++9.3.0	Error
Nov 15, 2023 20:46	mmalczak	CPPg++9.3.0	Success	69,543
Nov 6, 2023 18:10	Andrey Likhachev	GOgo1.21.3	Success	339,519+29.45 RP
Nov 4, 2023 19:11	mmalczak	CPPg++9.3.0	Success	69,500
Oct 9, 2023 02:53	sliceteam	CPPg++9.3.0	Success	21,284,378+0.47 RP
Oct 5, 2023 17:09	apuxbt	CPPclang++10.0.0	Error

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