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
Jul 24, 2024 17:24	AnSa	CPPg++9.4.0	Success	72,773
Jul 24, 2024 17:20	AnSa	CPPg++9.4.0	Success	74,908
Jul 24, 2024 17:17	AnSa	CPPg++9.4.0	Success	74,868
Jul 24, 2024 17:08	AnSa	CPPg++9.4.0	Success	71,997
Jul 24, 2024 17:06	AnSa	CPPg++9.4.0	Success	72,514
Jul 24, 2024 08:36	Daniel	RUSTrust-1.79.0	Success	108,316+6.97 RP
Jul 24, 2024 08:34	Daniel	RUSTrust-1.79.0	Success	119,030
Jul 24, 2024 08:31	Daniel	RUSTrust-1.79.0	Success	118,492
Jul 24, 2024 08:30	Daniel	RUSTrust-1.79.0	Success	117,159+13.78 RP
Jul 24, 2024 08:29	Daniel	RUSTrust-1.79.0	Success	139,711+26.96 RP
Jul 24, 2024 08:28	Daniel	RUSTrust-1.79.0	Success	224,133+44.62 RP
Jul 21, 2024 08:26	Charlie Shepherd	RUSTrust-1.79.0	Success	143,978
Jul 20, 2024 23:01	Charlie Shepherd	RUSTrust-1.79.0	Success	105,451+94.83 RP
Jul 20, 2024 20:49	Charlie Shepherd	RUSTrust-1.79.0	Error
Jul 20, 2024 20:48	Charlie Shepherd	RUSTrust-1.79.0	Error
Jul 17, 2024 21:29	Franek Korta	CPPg++9.4.0	Error
Jul 17, 2024 21:26	Franek Korta	CPPg++9.4.0	Error
Jul 17, 2024 21:25	Franek Korta	CPPg++9.4.0	Error
Jul 17, 2024 21:25	Franek Korta	CPPg++9.4.0	Error
Jul 17, 2024 21:23	Franek Korta	CPPg++9.4.0	Error
Jul 17, 2024 21:16	Franek Korta	CPPg++9.4.0	Error
Jul 17, 2024 21:15	Franek Korta	CPPg++9.4.0	Error
Jul 17, 2024 21:15	Franek Korta	CPPg++9.4.0	Error
Jul 17, 2024 21:14	Franek Korta	CPPg++9.4.0	Error
Jul 17, 2024 21:12	Franek Korta	CPPg++9.4.0	Error
Jul 14, 2024 20:48	Franek Korta	CPPg++9.4.0	Error
Jun 20, 2024 04:52	Cema	CPPg++9.4.0	Success	21,270,053
Jun 16, 2024 07:59	Cema	CPPg++9.4.0	Success	85,473
Jun 16, 2024 07:55	Cema	CPPg++9.4.0	Success	85,281
Jun 16, 2024 07:53	Cema	CPPclang++10.0.0	Success	111,624
Jun 16, 2024 07:50	Cema	CPPclang++10.0.0	Error
Jun 16, 2024 07:46	Cema	CPPclang++10.0.0	Error
Jun 16, 2024 07:46	Cema	CPPclang++10.0.0	Error
Jun 16, 2024 07:43	Cema	CPPclang++10.0.0	Success	111,724
Jun 8, 2024 13:51	Joad Nacer	CPPclang++10.0.0	Error
Jun 8, 2024 13:51	Joad Nacer	CPPclang++10.0.0	Success	69,155
Jun 8, 2024 13:50	Joad Nacer	CPPclang++10.0.0	Error
Jun 8, 2024 13:50	Joad Nacer	CPPclang++10.0.0	Error
Jun 8, 2024 13:48	Joad Nacer	CPPclang++10.0.0	Error
Jun 8, 2024 13:47	Joad Nacer	CPPclang++10.0.0	Success	67,159
Jun 8, 2024 13:45	Joad Nacer	CPPclang++10.0.0	Success	68,460
Jun 8, 2024 13:44	Joad Nacer	CPPclang++10.0.0	Error
May 27, 2024 00:23	Joad Nacer	CPPclang++10.0.0	Success	78,133
May 27, 2024 00:22	Joad Nacer	CPPclang++10.0.0	Error
May 27, 2024 00:20	Joad Nacer	CPPclang++10.0.0	Success	79,037
May 27, 2024 00:18	Joad Nacer	CPPclang++10.0.0	Success	75,578
May 27, 2024 00:15	Joad Nacer	CPPg++9.4.0	Success	69,793
May 27, 2024 00:15	Joad Nacer	CPPclang++10.0.0	Success	65,062+0.72 RP
May 27, 2024 00:11	Joad Nacer	CPPclang++10.0.0	Success	76,362
May 27, 2024 00:09	Joad Nacer	CPPclang++10.0.0	Error
May 27, 2024 00:05	Joad Nacer	CPPclang++10.0.0	Error
May 27, 2024 00:03	Joad Nacer	CPPclang++10.0.0	Error
May 27, 2024 00:00	Joad Nacer	CPPclang++10.0.0	Success	71,928
May 26, 2024 23:59	Joad Nacer	CPPg++9.4.0	Success	73,521
May 26, 2024 23:56	Joad Nacer	CPPg++9.4.0	Success	68,894
May 26, 2024 23:54	Joad Nacer	CPPclang++10.0.0	Error
May 26, 2024 23:51	Joad Nacer	CPPclang++10.0.0	Success	65,559
May 26, 2024 23:49	Joad Nacer	CPPclang++10.0.0	Success	69,722
May 26, 2024 23:49	Joad Nacer	CPPclang++10.0.0	Success	66,019
May 26, 2024 23:48	Joad Nacer	CPPclang++10.0.0	Success	71,062
May 26, 2024 23:46	Joad Nacer	CPPclang++10.0.0	Error
May 26, 2024 23:44	Joad Nacer	CPPclang++10.0.0	Error
May 26, 2024 23:43	Joad Nacer	CPPclang++10.0.0	Error
May 26, 2024 23:35	Joad Nacer	CPPclang++10.0.0	Error
May 26, 2024 23:26	Joad Nacer	CPPclang++10.0.0	Success	68,534
May 26, 2024 23:22	Joad Nacer	CPPg++9.4.0	Error
May 26, 2024 23:20	Joad Nacer	CPPg++9.4.0	Error
May 24, 2024 19:05	Cema	CPPg++9.4.0	Success	85,203+0.58 RP
May 24, 2024 18:59	Cema	CPPg++9.4.0	Success	85,627+9.43 RP
May 24, 2024 18:58	Cema	CPPg++9.4.0	Success	93,981
May 24, 2024 07:44	Stan	CPPg++9.4.0	Success	130,038+24.53 RP
May 24, 2024 07:43	Stan	CPPg++9.4.0	Success	190,949+25.99 RP
May 24, 2024 07:38	Stan	CPPg++9.4.0	Success	379,121+2.93 RP
May 23, 2024 18:47	Cema	CPPg++9.4.0	Success	94,159
May 23, 2024 18:43	Cema	CPPg++9.4.0	Success	108,273
May 23, 2024 18:33	Cema	CPPg++9.4.0	Error
May 23, 2024 18:15	Cema	CPPg++9.4.0	Success	96,470
May 23, 2024 17:56	Cema	CPPg++9.4.0	Success	93,151+1.20 RP
May 23, 2024 17:54	Cema	CPPg++9.4.0	Success	94,414
May 23, 2024 17:53	Cema	CPPg++9.4.0	Success	389,288
May 23, 2024 17:52	Cema	CPPg++9.4.0	Success	94,251
May 23, 2024 17:51	Cema	CPPg++9.4.0	Success	94,408
May 23, 2024 17:49	Cema	CPPg++9.4.0	Success	94,338
May 23, 2024 17:13	Stan	RUSTrust-1.78.0	Success	725,701
May 23, 2024 17:08	Stan	RUSTrust-1.78.0	Success	1,541,846
May 23, 2024 17:06	Stan	GOgo1.22.3	Error
May 23, 2024 17:03	Stan	CSHARP9.0.0-preview.4	Error
May 23, 2024 16:55	Stan	CPPclang++10.0.0	Success	459,067
May 23, 2024 16:53	Stan	CPPg++9.4.0	Success	426,478+0.08 RP
May 23, 2024 16:51	Stan	CPPg++9.4.0	Success	427,918+23.37 RP
May 23, 2024 16:42	Stan	GOgo1.22.3	Error
May 23, 2024 16:40	Stan	CSHARP9.0.0-preview.4	Error
May 23, 2024 07:35	Maxim Elchugin	CPPg++9.4.0	Success	94,211+0.04 RP
May 23, 2024 07:34	Maxim Elchugin	CPPg++9.4.0	Success	94,322
May 23, 2024 07:32	Maxim Elchugin	CPPg++9.4.0	Success	117,162
May 23, 2024 07:29	Maxim Elchugin	CPPg++9.4.0	Success	109,516
May 23, 2024 07:26	Maxim Elchugin	CPPclang++10.0.0	Success	118,732
May 23, 2024 07:23	Maxim Elchugin	CPPg++9.4.0	Success	94,249
May 23, 2024 07:14	Maxim Elchugin	CPPg++9.4.0	Success	94,251+14.93 RP
May 23, 2024 07:10	Maxim Elchugin	CPPg++9.4.0	Success	109,681+68.27 RP

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