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
Aug 1, 2022 22:10	Franek Korta	CPPg++9.3.0	Success	131,158+76.24 RP
Aug 1, 2022 22:10	Franek Korta	CPPg++9.3.0	Error
Aug 1, 2022 22:07	Franek Korta	CPPg++9.3.0	Error
Aug 1, 2022 22:06	Franek Korta	CPPg++9.3.0	Error
Aug 1, 2022 22:05	Franek Korta	CPPg++9.3.0	Error
Aug 1, 2022 22:03	Franek Korta	CPPg++9.3.0	Error
Jul 21, 2022 17:02	Robert Burke	CPPg++9.3.0	Success	21,661,840+0.46 RP
Jan 21, 2022 05:01	Karam Jameel Moore	CPPg++9.3.0	Success	21,310,452+0.47 RP
Jan 17, 2022 03:33	zumpchke	CPPg++9.3.0	Error
Jan 17, 2022 03:26	zumpchke	CPPg++9.3.0	Error
Nov 1, 2021 10:50	Ilya Aniskovets	CPPg++9.3.0	Success	119,084
Nov 1, 2021 10:49	Ilya Aniskovets	CPPg++9.3.0	Success	118,468
Nov 1, 2021 10:48	Ilya Aniskovets	CPPg++9.3.0	Success	119,127
Nov 1, 2021 10:48	Ilya Aniskovets	CPPg++9.3.0	Success	119,051
Nov 1, 2021 10:47	Ilya Aniskovets	CPPg++9.3.0	Success	119,062
Nov 1, 2021 10:43	Ilya Aniskovets	CPPg++9.3.0	Success	119,073
Sep 30, 2021 14:27	picul	CPPclang++10.0.0	Error
Sep 30, 2021 14:26	picul	CPPclang++10.0.0	Error
Sep 30, 2021 14:16	picul	CPPclang++10.0.0	Error
Sep 30, 2021 14:15	picul	CPPclang++10.0.0	Error
Sep 29, 2021 18:17	picul	CPPg++9.3.0	Success	89,645
Sep 29, 2021 18:15	picul	CPPg++9.3.0	Error
Sep 29, 2021 18:14	picul	CPPg++9.3.0	Error
Sep 29, 2021 18:12	picul	CPPg++9.3.0	Error
Sep 29, 2021 18:10	picul	CPPg++9.3.0	Error
Sep 29, 2021 18:09	picul	CPPg++9.3.0	Success	71,751
Sep 29, 2021 18:04	picul	CPPg++9.3.0	Error
Sep 29, 2021 18:03	picul	CPPg++9.3.0	Error
Sep 29, 2021 18:01	picul	CPPg++9.3.0	Error
Sep 29, 2021 18:01	picul	CPPg++9.3.0	Error
Sep 29, 2021 17:51	picul	CPPg++9.3.0	Success	70,622
Sep 29, 2021 17:50	picul	CPPg++9.3.0	Error
Sep 29, 2021 17:50	picul	CPPg++9.3.0	Error
Sep 29, 2021 17:49	picul	CPPg++9.3.0	Success	70,249+3.74 RP
Sep 29, 2021 17:49	picul	CPPg++9.3.0	Error
Sep 29, 2021 17:48	picul	CPPg++9.3.0	Error
Sep 29, 2021 17:43	picul	CPPg++9.3.0	Error
Sep 29, 2021 17:35	picul	CPPg++9.3.0	Error
Sep 29, 2021 17:33	picul	CPPg++9.3.0	Error
Sep 29, 2021 17:31	picul	CPPg++9.3.0	Error
Sep 29, 2021 17:28	picul	CPPg++9.3.0	Error
Sep 29, 2021 17:24	picul	CPPg++9.3.0	Error
Sep 29, 2021 17:24	picul	CPPg++9.3.0	Error
Sep 29, 2021 17:22	picul	CPPg++9.3.0	Error
Sep 29, 2021 17:18	picul	CPPg++9.3.0	Error
Sep 29, 2021 16:47	picul	CPPg++9.3.0	Success	72,211
Sep 29, 2021 16:29	picul	CPPg++9.3.0	Success	72,568
Sep 29, 2021 16:17	picul	CPPg++9.3.0	Success	72,557
Sep 29, 2021 16:13	picul	CPPg++9.3.0	Success	73,816
Sep 25, 2021 20:10	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 25, 2021 10:10	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 25, 2021 09:47	Ilya Aniskovets	CPPg++9.3.0	Success	21,717,834
Sep 18, 2021 22:22	Ilya Aniskovets	CPPg++9.3.0	Success	4,186,779
Sep 18, 2021 22:18	Ilya Aniskovets	CPPg++9.3.0	Success	119,159
Sep 18, 2021 22:16	Ilya Aniskovets	CPPg++9.3.0	Success	119,184
Sep 18, 2021 22:03	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 18, 2021 22:01	Ilya Aniskovets	CPPg++9.3.0	Error
Sep 16, 2021 10:54	Mikhail Shirokov	CPPg++9.3.0	Success	106,473
Sep 16, 2021 10:33	Mikhail Shirokov	CPPg++9.3.0	Success	106,349
Sep 16, 2021 10:23	Mikhail Shirokov	CPPg++9.3.0	Success	106,881
Sep 16, 2021 10:22	Mikhail Shirokov	CPPg++9.3.0	Success	106,438
Sep 16, 2021 10:16	Mikhail Shirokov	CPPg++9.3.0	Success	106,911
Sep 16, 2021 10:11	Mikhail Shirokov	CPPclang++10.0.0	Success	119,659
Sep 16, 2021 10:05	Mikhail Shirokov	CPPg++9.3.0	Success	106,435
Sep 16, 2021 10:04	Mikhail Shirokov	CPPg++9.3.0	Success	106,132+0.39 RP
Sep 16, 2021 10:04	Mikhail Shirokov	CPPg++9.3.0	Success	106,724
Sep 16, 2021 09:54	Mikhail Shirokov	CPPg++9.3.0	Success	106,724
Sep 16, 2021 09:50	Mikhail Shirokov	CPPg++9.3.0	Success	106,568+1.59 RP
Sep 15, 2021 20:17	picul	CPPg++9.3.0	Success	82,146
Sep 15, 2021 20:15	picul	CPPg++9.3.0	Success	72,230
Sep 15, 2021 20:14	picul	CPPg++9.3.0	Success	72,800
Sep 15, 2021 20:12	picul	CPPclang++10.0.0	Success	72,597
Sep 15, 2021 20:11	picul	CPPclang++10.0.0	Error
Sep 15, 2021 20:10	picul	CPPclang++10.0.0	Success	72,592
Sep 15, 2021 20:10	picul	CPPclang++10.0.0	Success	72,143+0.79 RP
Sep 15, 2021 20:07	picul	CPPclang++10.0.0	Success	72,559+0.07 RP
Sep 15, 2021 19:46	picul	CPPclang++10.0.0	Success	83,526
Sep 15, 2021 19:44	picul	CPPclang++10.0.0	Success	73,214
Sep 15, 2021 19:43	picul	CPPclang++10.0.0	Success	75,406
Sep 15, 2021 19:42	picul	CPPclang++10.0.0	Error
Sep 15, 2021 19:42	picul	CPPclang++10.0.0	Success	73,605
Sep 15, 2021 19:24	picul	CPPclang++10.0.0	Success	72,905
Sep 15, 2021 19:23	picul	CPPclang++10.0.0	Success	72,614
Sep 15, 2021 19:22	picul	CPPclang++10.0.0	Success	72,597+0.99 RP
Sep 15, 2021 19:20	picul	CPPclang++10.0.0	Error
Sep 15, 2021 19:17	picul	CPPclang++10.0.0	Error
Sep 15, 2021 18:54	picul	CPPclang++10.0.0	Success	166,397
Sep 15, 2021 18:37	picul	CPPclang++10.0.0	Error
Sep 15, 2021 18:24	picul	CPPclang++10.0.0	Error
Sep 15, 2021 18:24	picul	CPPclang++10.0.0	Error
Sep 15, 2021 18:18	picul	CPPclang++10.0.0	Error
Sep 15, 2021 18:16	picul	CPPclang++10.0.0	Error
Sep 15, 2021 18:16	picul	CPPclang++10.0.0	Error
Sep 15, 2021 18:10	Yuriy Lyfenko	CPPclang++10.0.0	Success	61,508
Sep 15, 2021 18:07	picul	CPPclang++10.0.0	Error
Sep 15, 2021 18:05	Yuriy Lyfenko	CPPclang++10.0.0	Success	61,503
Sep 15, 2021 18:05	Yuriy Lyfenko	CPPclang++10.0.0	Success	61,535
Sep 15, 2021 18:04	Yuriy Lyfenko	CPPclang++10.0.0	Success	61,522
Sep 15, 2021 18:02	Yuriy Lyfenko	CPPclang++10.0.0	Success	61,508
Sep 15, 2021 18:00	picul	CPPclang++10.0.0	Error

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