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
Aug 11, 2024 20:53	Franek Korta	CPPg++9.4.0	Error
Aug 11, 2024 20:52	Franek Korta	CPPg++9.4.0	Success	61,251
Aug 11, 2024 20:51	Franek Korta	CPPg++9.4.0	Error
Aug 11, 2024 20:50	Franek Korta	CPPg++9.4.0	Error
Aug 11, 2024 20:48	Franek Korta	CPPg++9.4.0	Error
Aug 11, 2024 20:46	Franek Korta	CPPg++9.4.0	Error
Aug 11, 2024 20:44	Franek Korta	CPPg++9.4.0	Success	61,038+0.35 RP
Aug 11, 2024 20:41	Franek Korta	CPPg++9.4.0	Error
Aug 11, 2024 20:38	Franek Korta	CPPg++9.4.0	Error
Aug 11, 2024 20:35	Franek Korta	CPPg++9.4.0	Error
Aug 11, 2024 20:27	Franek Korta	CPPg++9.4.0	Error
Aug 11, 2024 20:26	Franek Korta	CPPg++9.4.0	Error
Aug 11, 2024 20:25	Franek Korta	CPPg++9.4.0	Error
Aug 11, 2024 20:23	Franek Korta	CPPg++9.4.0	Error
Aug 11, 2024 20:22	Franek Korta	CPPg++9.4.0	Error
Aug 11, 2024 20:20	Franek Korta	CPPg++9.4.0	Error
Aug 11, 2024 20:12	Franek Korta	CPPg++9.4.0	Error
Aug 11, 2024 20:10	Franek Korta	CPPg++9.4.0	Error
Aug 11, 2024 19:26	Franek Korta	CPPg++9.4.0	Error
Aug 4, 2024 14:25	Andrey Likhachev	RUSTrust-1.79.0	Success	70,659
Aug 4, 2024 14:21	Andrey Likhachev	RUSTrust-1.79.0	Success	70,638
Aug 4, 2024 14:20	Andrey Likhachev	RUSTrust-1.79.0	Success	70,632
Aug 4, 2024 14:13	Andrey Likhachev	RUSTrust-1.79.0	Success	70,657
Aug 4, 2024 14:12	Andrey Likhachev	RUSTrust-1.79.0	Error
Aug 4, 2024 13:57	Andrey Likhachev	RUSTrust-1.79.0	Success	70,630
Aug 4, 2024 13:52	Andrey Likhachev	RUSTrust-1.79.0	Success	70,468+47.21 RP
Aug 4, 2024 13:50	Andrey Likhachev	RUSTrust-1.79.0	Success	105,603+46.06 RP
Jul 28, 2024 19:14	Matthew Sills	CPPclang++10.0.0	Success	72,851
Jul 28, 2024 19:13	Matthew Sills	CPPg++9.4.0	Success	72,808
Jul 28, 2024 19:12	Matthew Sills	CPPg++9.4.0	Error
Jul 28, 2024 19:09	Matthew Sills	CPPg++9.4.0	Error
Jul 28, 2024 19:08	Matthew Sills	CPPg++9.4.0	Error
Jul 28, 2024 19:07	Matthew Sills	CPPg++9.4.0	Error
Jul 28, 2024 19:00	Matthew Sills	CPPg++9.4.0	Success	72,573+6.90 RP
Jul 28, 2024 18:52	Matthew Sills	CPPg++9.4.0	Success	76,400+14.71 RP
Jul 28, 2024 18:50	Matthew Sills	CPPg++9.4.0	Success	98,468
Jul 28, 2024 18:45	Matthew Sills	CPPg++9.4.0	Error
Jul 28, 2024 18:44	Matthew Sills	CPPg++9.4.0	Error
Jul 28, 2024 18:43	Matthew Sills	CPPg++9.4.0	Error
Jul 28, 2024 18:40	Matthew Sills	CPPg++9.4.0	Error
Jul 28, 2024 18:39	Matthew Sills	CPPg++9.4.0	Error
Jul 28, 2024 18:28	Matthew Sills	CPPg++9.4.0	Error
Jul 28, 2024 18:28	Matthew Sills	CPPg++9.4.0	Success	98,557
Jul 28, 2024 18:27	Matthew Sills	CPPg++9.4.0	Error
Jul 28, 2024 18:13	Matthew Sills	CPPg++9.4.0	Success	96,035
Jul 28, 2024 18:10	Matthew Sills	CPPg++9.4.0	Error
Jul 28, 2024 18:09	Matthew Sills	CPPg++9.4.0	Success	95,211
Jul 28, 2024 17:41	Matthew Sills	CPPg++9.4.0	Success	86,076+6.24 RP
Jul 28, 2024 17:38	Matthew Sills	CPPg++9.4.0	Success	90,962+17.66 RP
Jul 28, 2024 17:33	Matthew Sills	CPPg++9.4.0	Error
Jul 28, 2024 17:30	Matthew Sills	CPPg++9.4.0	Error
Jul 28, 2024 17:24	Matthew Sills	CPPg++9.4.0	Success	109,846
Jul 28, 2024 17:24	Matthew Sills	CPPg++9.4.0	Success	113,086
Jul 28, 2024 17:20	Matthew Sills	CPPg++9.4.0	Error
Jul 28, 2024 17:19	Matthew Sills	CPPg++9.4.0	Success	136,235
Jul 28, 2024 17:18	Matthew Sills	CPPg++9.4.0	Success	109,936
Jul 28, 2024 17:03	Matthew Sills	CPPg++9.4.0	Success	109,951
Jul 28, 2024 17:00	Matthew Sills	CPPclang++10.0.0	Success	118,481
Jul 28, 2024 16:55	Matthew Sills	CPPg++9.4.0	Success	117,505
Jul 27, 2024 17:43	Matthew Sills	CPPg++9.4.0	Success	108,370+0.77 RP
Jul 27, 2024 17:40	Matthew Sills	CPPclang++10.0.0	Success	109,935
Jul 27, 2024 17:40	Matthew Sills	CPPg++9.4.0	Success	110,370
Jul 27, 2024 17:39	Matthew Sills	CPPg++9.4.0	Success	109,865
Jul 27, 2024 17:37	Matthew Sills	CPPg++9.4.0	Success	109,332
Jul 27, 2024 17:36	Matthew Sills	CPPg++9.4.0	Success	498,863
Jul 27, 2024 17:35	Matthew Sills	CPPg++9.4.0	Success	149,220
Jul 27, 2024 17:35	Matthew Sills	CPPg++9.4.0	Error
Jul 27, 2024 17:22	Matthew Sills	CPPg++9.4.0	Success	109,284+0.21 RP
Jul 27, 2024 17:22	Matthew Sills	CPPg++9.4.0	Success	109,859
Jul 27, 2024 17:18	Matthew Sills	CPPg++9.4.0	Success	109,541+73.80 RP
Jul 27, 2024 17:14	Matthew Sills	CPPg++9.4.0	Success	571,690+17.02 RP
Jul 27, 2024 17:02	Matthew Sills	CPPg++9.4.0	Error
Jul 27, 2024 16:55	Matthew Sills	CPPg++9.4.0	Error
Jul 27, 2024 16:51	Matthew Sills	CPPg++9.4.0	Success	21,290,972+0.47 RP
Jul 27, 2024 16:05	Joad Nacer	CPPclang++10.0.0	Error
Jul 27, 2024 16:03	Joad Nacer	CPPclang++10.0.0	Success	70,307
Jul 27, 2024 14:59	Joad Nacer	CPPclang++10.0.0	Success	75,189
Jul 27, 2024 14:58	Joad Nacer	CPPclang++10.0.0	Success	70,724
Jul 27, 2024 11:06	Joad Nacer	CPPclang++10.0.0	Error
Jul 27, 2024 11:05	Joad Nacer	CPPclang++10.0.0	Error
Jul 26, 2024 22:47	Yuriy Lyfenko	CPPclang++10.0.0	Success	59,532
Jul 26, 2024 22:45	Yuriy Lyfenko	CPPclang++10.0.0	Success	62,555
Jul 26, 2024 22:43	Yuriy Lyfenko	CPPclang++10.0.0	Success	61,581
Jul 26, 2024 22:42	Yuriy Lyfenko	CPPg++9.4.0	Success	59,870
Jul 26, 2024 22:41	Yuriy Lyfenko	CPPclang++10.0.0	Success	59,522
Jul 26, 2024 22:40	Yuriy Lyfenko	CPPclang++10.0.0	Success	59,689
Jul 24, 2024 18:26	Daniel	RUSTrust-1.79.0	Success	114,892
Jul 24, 2024 18:25	Daniel	RUSTrust-1.79.0	Success	93,143
Jul 24, 2024 18:24	Daniel	RUSTrust-1.79.0	Success	129,551
Jul 24, 2024 18:17	Daniel	RUSTrust-1.79.0	Success	93,695
Jul 24, 2024 18:14	Daniel	RUSTrust-1.79.0	Error
Jul 24, 2024 18:10	Daniel	RUSTrust-1.79.0	Success	92,768+15.47 RP
Jul 24, 2024 17:48	AnSa	CPPg++9.4.0	Success	75,259
Jul 24, 2024 17:45	AnSa	CPPg++9.4.0	Success	86,835
Jul 24, 2024 17:42	AnSa	CPPg++9.4.0	Success	87,097
Jul 24, 2024 17:42	AnSa	CPPclang++10.0.0	Success	88,865
Jul 24, 2024 17:35	AnSa	CPPclang++10.0.0	Success	73,514
Jul 24, 2024 17:34	AnSa	CPPg++9.4.0	Success	73,638
Jul 24, 2024 17:29	AnSa	CPPg++9.4.0	Success	73,489
Jul 24, 2024 17:24	AnSa	CPPg++9.4.0	Success	72,773

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