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
Nov 29, 2024 15:58	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	279,751
Nov 29, 2024 08:27	NoSIMD_C#	CSHARP9.0.0-rc.2	Error
Nov 29, 2024 08:10	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	278,400
Nov 29, 2024 08:09	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	279,024
Nov 29, 2024 08:06	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	280,416
Nov 29, 2024 08:01	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	280,441
Nov 29, 2024 07:58	NoSIMD_C#	CSHARP9.0.0-rc.2	Error
Nov 29, 2024 07:27	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	292,784
Nov 29, 2024 07:22	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	299,749
Nov 29, 2024 07:20	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	306,386
Nov 29, 2024 07:19	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	302,422
Nov 29, 2024 07:17	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	303,162
Nov 29, 2024 06:47	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	356,222
Nov 29, 2024 06:12	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	350,797
Nov 29, 2024 06:06	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	349,827
Nov 29, 2024 05:42	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	299,070
Nov 29, 2024 05:25	NoSIMD_C#	CSHARP9.0.0-rc.2	Error
Nov 29, 2024 05:06	NoSIMD_C#	CSHARP9.0.0-rc.2	Error
Nov 29, 2024 04:55	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	286,449
Nov 29, 2024 04:54	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	287,443
Nov 29, 2024 03:52	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	351,059
Nov 29, 2024 03:45	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	350,243
Nov 29, 2024 01:48	Yuriy Lyfenko	CPPclang++18.1.3	Success	59,408
Nov 28, 2024 20:28	Joad Nacer	CPPclang++18.1.3	Error
Nov 28, 2024 20:12	Joad Nacer	CPPclang++18.1.3	Error
Nov 28, 2024 20:09	Joad Nacer	CPPclang++18.1.3	Error
Nov 28, 2024 20:07	Joad Nacer	CPPclang++18.1.3	Error
Nov 28, 2024 20:07	Joad Nacer	CPPclang++18.1.3	Success	59,557+0.24 RP
Nov 28, 2024 20:07	Joad Nacer	CPPclang++18.1.3	Error
Nov 28, 2024 19:22	Joad Nacer	CPPclang++18.1.3	Error
Nov 28, 2024 19:13	Joad Nacer	CPPclang++18.1.3	Error
Nov 28, 2024 19:12	Joad Nacer	CPPclang++18.1.3	Success	59,676
Nov 28, 2024 19:11	Joad Nacer	CPPclang++18.1.3	Error
Nov 28, 2024 19:10	Joad Nacer	CPPclang++18.1.3	Success	59,754
Nov 28, 2024 19:07	Joad Nacer	CPPclang++18.1.3	Error
Nov 28, 2024 19:03	Joad Nacer	CPPclang++18.1.3	Error
Nov 28, 2024 18:35	Joad Nacer	CPPclang++18.1.3	Error
Nov 28, 2024 18:33	Joad Nacer	CPPclang++18.1.3	Error
Nov 28, 2024 18:28	Joad Nacer	CPPclang++18.1.3	Error
Nov 28, 2024 18:27	Joad Nacer	CPPclang++18.1.3	Error
Nov 28, 2024 18:24	Joad Nacer	CPPclang++18.1.3	Error
Nov 28, 2024 18:20	Joad Nacer	CPPclang++18.1.3	Error
Nov 28, 2024 18:19	Joad Nacer	CPPclang++18.1.3	Error
Nov 28, 2024 18:17	Joad Nacer	CPPclang++18.1.3	Success	59,727
Nov 28, 2024 18:16	Joad Nacer	CPPclang++18.1.3	Error
Nov 28, 2024 18:16	Joad Nacer	CPPg++13.2.0	Error
Nov 28, 2024 18:15	Joad Nacer	CPPg++13.2.0	Success	61,459
Nov 28, 2024 18:13	Joad Nacer	CPPg++13.2.0	Success	59,643+0.02 RP
Nov 28, 2024 18:11	Joad Nacer	CPPclang++18.1.3	Error
Nov 28, 2024 18:07	Joad Nacer	CPPclang++18.1.3	Error
Nov 28, 2024 18:06	Joad Nacer	CPPclang++18.1.3	Success	59,676
Nov 28, 2024 18:05	Joad Nacer	CPPg++13.2.0	Error
Nov 28, 2024 18:01	Joad Nacer	CPPg++13.2.0	Error
Nov 28, 2024 17:58	Joad Nacer	CPPg++13.2.0	Error
Nov 28, 2024 17:58	Joad Nacer	CPPclang++10.0.0	Error
Nov 28, 2024 17:56	Joad Nacer	CPPclang++10.0.0	Error
Nov 28, 2024 17:54	Joad Nacer	CPPclang++10.0.0	Error
Nov 28, 2024 17:50	Joad Nacer	CPPclang++10.0.0	Success	59,776
Nov 28, 2024 17:49	Joad Nacer	CPPclang++10.0.0	Success	59,649+5.98 RP
Nov 28, 2024 17:48	Joad Nacer	CPPclang++10.0.0	Error
Nov 28, 2024 17:47	Joad Nacer	CPPclang++10.0.0	Error
Nov 28, 2024 17:46	Joad Nacer	CPPclang++10.0.0	Error
Nov 28, 2024 17:45	Joad Nacer	CPPclang++10.0.0	Error
Nov 28, 2024 17:43	Joad Nacer	CPPclang++10.0.0	Error
Nov 28, 2024 17:42	Joad Nacer	CPPclang++10.0.0	Error
Nov 28, 2024 17:38	Joad Nacer	CPPclang++10.0.0	Error
Nov 28, 2024 17:27	Joad Nacer	CPPclang++10.0.0	Error
Nov 28, 2024 17:26	Joad Nacer	CPPclang++10.0.0	Error
Nov 28, 2024 17:23	Joad Nacer	CPPclang++10.0.0	Error
Nov 28, 2024 17:16	Joad Nacer	CPPclang++10.0.0	Error
Nov 28, 2024 09:31	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	278,589
Nov 28, 2024 09:14	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	278,195
Nov 28, 2024 08:43	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	277,119+0.04 RP
Nov 28, 2024 08:39	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	277,281
Nov 28, 2024 08:38	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	278,132
Nov 28, 2024 08:31	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	354,030
Nov 28, 2024 08:27	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	277,841
Nov 26, 2024 10:42	NoSIMD_C#	CSHARP9.0.0-rc.2	Error
Nov 26, 2024 10:36	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	277,273+0.14 RP
Nov 26, 2024 10:35	NoSIMD_C#	CSHARP9.0.0-rc.2	Error
Nov 26, 2024 08:52	NoSIMD_C#	CSHARP9.0.0-rc.2	Error
Nov 26, 2024 08:42	NoSIMD_C#	CSHARP9.0.0-rc.2	Error
Nov 26, 2024 08:32	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	280,586
Nov 26, 2024 08:30	NoSIMD_C#	CSHARP9.0.0-rc.2	Error
Nov 26, 2024 08:23	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	280,557
Nov 26, 2024 08:19	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	278,711
Nov 26, 2024 08:05	NoSIMD_C#	CSHARP9.0.0-rc.2	Error
Nov 26, 2024 07:54	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	281,981
Nov 26, 2024 07:49	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	283,251
Nov 26, 2024 07:47	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	283,692
Nov 26, 2024 07:33	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	283,227
Nov 26, 2024 07:25	NoSIMD_C#	CSHARP9.0.0-rc.2	Error
Nov 26, 2024 06:51	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	277,786+0.02 RP
Nov 23, 2024 17:01	NoSIMD_C#	CSHARP9.0.0-rc.2	Success	278,049
Nov 23, 2024 16:57	E Sequeira	CPPg++13.2.0	Success	160,808+4.83 RP
Nov 23, 2024 16:55	E Sequeira	CPPclang++18.1.3	Success	201,686
Nov 23, 2024 16:54	E Sequeira	CPPg++13.2.0	Success	174,357+31.35 RP
Nov 23, 2024 16:52	E Sequeira	CPPg++13.2.0	Error
Nov 23, 2024 16:51	E Sequeira	CPPg++13.2.0	Error
Nov 23, 2024 16:51	E Sequeira	CPPclang++18.1.3	Error

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