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
Sep 16, 2023 16:45	mmalczak	CPPg++9.3.0	Success	145,124
Sep 16, 2023 16:43	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 16:42	mmalczak	CPPg++9.3.0	Success	98,814
Sep 16, 2023 16:40	mmalczak	CPPg++9.3.0	Success	98,827
Sep 16, 2023 16:28	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 16:27	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 16:26	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 16:26	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 16:22	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 16:20	mmalczak	CPPg++9.3.0	Success	117,368
Sep 16, 2023 16:16	mmalczak	CPPg++9.3.0	Success	98,735
Sep 16, 2023 16:15	mmalczak	CPPg++9.3.0	Success	98,900
Sep 16, 2023 16:15	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 16:14	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 16:13	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 16:12	mmalczak	CPPg++9.3.0	Success	99,604
Sep 16, 2023 16:11	mmalczak	CPPg++9.3.0	Success	99,446
Sep 16, 2023 16:10	mmalczak	CPPg++9.3.0	Success	99,608
Sep 16, 2023 16:09	mmalczak	CPPg++9.3.0	Success	99,576
Sep 16, 2023 16:07	mmalczak	CPPg++9.3.0	Success	98,889
Sep 16, 2023 16:06	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 16:00	mmalczak	CPPg++9.3.0	Success	99,070
Sep 16, 2023 15:59	mmalczak	CPPg++9.3.0	Success	98,292+0.29 RP
Sep 16, 2023 15:57	mmalczak	CPPg++9.3.0	Success	98,749
Sep 16, 2023 15:56	mmalczak	CPPg++9.3.0	Success	98,586
Sep 16, 2023 15:54	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 15:53	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 15:51	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 15:48	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 15:47	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 15:46	mmalczak	CPPg++9.3.0	Success	126,949
Sep 16, 2023 12:11	mmalczak	CPPg++9.3.0	Success	109,576
Sep 16, 2023 12:09	mmalczak	CPPg++9.3.0	Success	109,538
Sep 16, 2023 12:06	mmalczak	CPPg++9.3.0	Success	99,157
Sep 16, 2023 12:05	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 12:04	mmalczak	CPPg++9.3.0	Success	99,062
Sep 16, 2023 12:02	mmalczak	CPPg++9.3.0	Success	116,424
Sep 16, 2023 12:01	mmalczak	CPPg++9.3.0	Success	116,159
Sep 16, 2023 11:59	mmalczak	CPPg++9.3.0	Success	108,751
Sep 16, 2023 11:51	mmalczak	CPPg++9.3.0	Success	98,838
Sep 16, 2023 11:42	mmalczak	CPPg++9.3.0	Success	98,576+0.17 RP
Sep 16, 2023 11:40	mmalczak	CPPg++9.3.0	Success	99,454
Sep 16, 2023 11:37	mmalczak	CPPg++9.3.0	Success	99,019
Sep 16, 2023 11:35	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 11:34	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 11:25	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 11:15	mmalczak	CPPg++9.3.0	Success	98,738+0.31 RP
Sep 16, 2023 11:14	mmalczak	CPPg++9.3.0	Success	99,434
Sep 16, 2023 11:13	mmalczak	CPPg++9.3.0	Success	99,041+0.65 RP
Sep 16, 2023 11:10	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 11:06	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 11:04	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 10:59	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 10:58	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 10:44	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 10:36	mmalczak	CPPg++9.3.0	Success	99,680+7.47 RP
Sep 16, 2023 10:32	mmalczak	CPPg++9.3.0	Success	120,532
Sep 16, 2023 10:32	mmalczak	CPPg++9.3.0	Success	120,597
Sep 16, 2023 10:31	mmalczak	CPPg++9.3.0	Success	116,195
Sep 16, 2023 10:30	mmalczak	CPPg++9.3.0	Success	398,112
Sep 16, 2023 10:29	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 10:27	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 10:23	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 10:17	mmalczak	CPPg++9.3.0	Success	107,695+40.54 RP
Sep 16, 2023 10:16	mmalczak	CPPg++9.3.0	Success	191,138+36.91 RP
Sep 16, 2023 10:15	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 10:14	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 10:10	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 10:06	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 10:04	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 10:01	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 09:57	mmalczak	CPPg++9.3.0	Error
Sep 15, 2023 20:57	mmalczak	CPPg++9.3.0	Error
Sep 15, 2023 20:56	mmalczak	CPPg++9.3.0	Error
Sep 15, 2023 20:56	mmalczak	CPPg++9.3.0	Error
Sep 15, 2023 20:55	mmalczak	CPPg++9.3.0	Error
Sep 15, 2023 20:54	mmalczak	CPPg++9.3.0	Error
Sep 15, 2023 20:52	mmalczak	CPPg++9.3.0	Error
Sep 15, 2023 20:51	mmalczak	CPPg++9.3.0	Error
Sep 15, 2023 20:44	mmalczak	CPPg++9.3.0	Error
Sep 15, 2023 20:37	mmalczak	CPPg++9.3.0	Error
Sep 15, 2023 20:36	mmalczak	CPPg++9.3.0	Error
Sep 15, 2023 20:35	mmalczak	CPPg++9.3.0	Error
Sep 15, 2023 20:32	mmalczak	CPPg++9.3.0	Error
Sep 15, 2023 20:30	mmalczak	CPPg++9.3.0	Error
Sep 15, 2023 20:28	mmalczak	CPPg++9.3.0	Error
Sep 14, 2023 07:44	mmalczak	CPPg++9.3.0	Success	648,811+0.07 RP
Sep 14, 2023 07:43	mmalczak	CPPg++9.3.0	Error
Sep 14, 2023 07:40	mmalczak	CPPg++9.3.0	Error
Sep 14, 2023 07:38	mmalczak	CPPg++9.3.0	Success	651,633+0.04 RP
Sep 2, 2023 23:08	Franek Korta	CPPg++9.3.0	Success	65,602
Sep 2, 2023 23:04	Franek Korta	CPPg++9.3.0	Success	65,119
Sep 2, 2023 23:03	Franek Korta	CPPg++9.3.0	Success	65,272
Sep 2, 2023 22:57	Franek Korta	CPPg++9.3.0	Error
Sep 2, 2023 22:56	Franek Korta	CPPg++9.3.0	Success	65,074
Sep 2, 2023 22:56	Franek Korta	CPPg++9.3.0	Success	61,300
Sep 2, 2023 22:54	Franek Korta	CPPg++9.3.0	Success	65,117
Sep 2, 2023 22:54	Franek Korta	CPPg++9.3.0	Error
Sep 2, 2023 22:48	Franek Korta	CPPg++9.3.0	Error
Sep 2, 2023 22:42	Franek Korta	CPPg++9.3.0	Error

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