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 21, 2023 18:35	mmalczak	CPPg++9.3.0	Error
Sep 21, 2023 18:34	mmalczak	CPPg++9.3.0	Success	84,000
Sep 21, 2023 18:32	mmalczak	CPPg++9.3.0	Success	364,296
Sep 21, 2023 18:31	mmalczak	CPPg++9.3.0	Error
Sep 21, 2023 18:29	mmalczak	CPPg++9.3.0	Success	85,780
Sep 21, 2023 18:27	mmalczak	CPPg++9.3.0	Error
Sep 21, 2023 18:27	mmalczak	CPPg++9.3.0	Success	86,370
Sep 21, 2023 18:23	mmalczak	CPPg++9.3.0	Success	199,809
Sep 21, 2023 18:20	mmalczak	CPPg++9.3.0	Success	199,989
Sep 21, 2023 18:19	mmalczak	CPPg++9.3.0	Success	203,779
Sep 21, 2023 18:18	mmalczak	CPPg++9.3.0	Success	211,128
Sep 21, 2023 16:27	mmalczak	CPPg++9.3.0	Error
Sep 21, 2023 16:25	mmalczak	CPPg++9.3.0	Error
Sep 21, 2023 16:21	mmalczak	CPPg++9.3.0	Error
Sep 21, 2023 15:58	mmalczak	CPPg++9.3.0	Error
Sep 21, 2023 15:55	mmalczak	CPPg++9.3.0	Error
Sep 21, 2023 15:49	mmalczak	CPPg++9.3.0	Error
Sep 21, 2023 15:44	mmalczak	CPPg++9.3.0	Error
Sep 21, 2023 15:42	mmalczak	CPPg++9.3.0	Error
Sep 21, 2023 06:26	mmalczak	CPPg++9.3.0	Error
Sep 21, 2023 06:25	mmalczak	CPPg++9.3.0	Error
Sep 21, 2023 06:21	mmalczak	CPPg++9.3.0	Success	4,873,652
Sep 20, 2023 20:09	mmalczak	CPPg++9.3.0	Error
Sep 20, 2023 20:07	mmalczak	CPPg++9.3.0	Success	108,414
Sep 20, 2023 20:06	mmalczak	CPPg++9.3.0	Error
Sep 20, 2023 20:06	mmalczak	CPPg++9.3.0	Success	107,870
Sep 20, 2023 20:05	mmalczak	CPPg++9.3.0	Error
Sep 20, 2023 20:04	mmalczak	CPPg++9.3.0	Error
Sep 20, 2023 20:02	mmalczak	CPPg++9.3.0	Success	101,738
Sep 20, 2023 20:00	mmalczak	CPPg++9.3.0	Success	101,424
Sep 20, 2023 19:59	mmalczak	CPPg++9.3.0	Success	101,684
Sep 20, 2023 19:57	mmalczak	CPPg++9.3.0	Success	101,808
Sep 20, 2023 19:55	mmalczak	CPPg++9.3.0	Success	84,257
Sep 20, 2023 19:53	mmalczak	CPPg++9.3.0	Success	84,524
Sep 20, 2023 19:52	mmalczak	CPPg++9.3.0	Success	84,727
Sep 20, 2023 19:49	mmalczak	CPPg++9.3.0	Error
Sep 20, 2023 19:43	mmalczak	CPPg++9.3.0	Error
Sep 20, 2023 19:40	mmalczak	CPPg++9.3.0	Error
Sep 20, 2023 19:40	mmalczak	CPPg++9.3.0	Error
Sep 20, 2023 19:39	mmalczak	CPPg++9.3.0	Error
Sep 20, 2023 19:32	mmalczak	CPPg++9.3.0	Success	105,119
Sep 20, 2023 19:31	mmalczak	CPPg++9.3.0	Success	104,989
Sep 20, 2023 19:29	mmalczak	CPPg++9.3.0	Success	109,095
Sep 20, 2023 19:28	mmalczak	CPPg++9.3.0	Error
Sep 20, 2023 19:24	mmalczak	CPPg++9.3.0	Success	84,259
Sep 20, 2023 19:22	mmalczak	CPPg++9.3.0	Success	83,870
Sep 20, 2023 16:26	mmalczak	CPPg++9.3.0	Success	84,076
Sep 20, 2023 16:25	mmalczak	CPPg++9.3.0	Success	84,222
Sep 19, 2023 08:52	mmalczak	CPPg++9.3.0	Success	84,324
Sep 19, 2023 08:18	mmalczak	CPPg++9.3.0	Error
Sep 19, 2023 08:17	mmalczak	CPPg++9.3.0	Error
Sep 19, 2023 08:15	mmalczak	CPPg++9.3.0	Error
Sep 19, 2023 08:14	mmalczak	CPPg++9.3.0	Error
Sep 19, 2023 08:11	mmalczak	CPPg++9.3.0	Success	84,324
Sep 19, 2023 08:09	mmalczak	CPPg++9.3.0	Error
Sep 19, 2023 08:08	mmalczak	CPPg++9.3.0	Error
Sep 19, 2023 08:08	mmalczak	CPPg++9.3.0	Success	84,205
Sep 19, 2023 08:04	mmalczak	CPPg++9.3.0	Success	84,500
Sep 19, 2023 08:03	mmalczak	CPPg++9.3.0	Success	84,138
Sep 19, 2023 08:02	mmalczak	CPPg++9.3.0	Success	85,368
Sep 19, 2023 08:00	mmalczak	CPPg++9.3.0	Success	94,165
Sep 19, 2023 07:59	mmalczak	CPPg++9.3.0	Success	109,946
Sep 19, 2023 07:57	mmalczak	CPPg++9.3.0	Error
Sep 19, 2023 07:56	mmalczak	CPPg++9.3.0	Error
Sep 19, 2023 07:55	mmalczak	CPPg++9.3.0	Error
Sep 19, 2023 07:54	mmalczak	CPPg++9.3.0	Error
Sep 19, 2023 07:51	mmalczak	CPPg++9.3.0	Success	99,141
Sep 19, 2023 07:42	mmalczak	CPPg++9.3.0	Success	83,732+0.25 RP
Sep 19, 2023 07:40	mmalczak	CPPg++9.3.0	Success	84,143
Sep 19, 2023 07:39	mmalczak	CPPg++9.3.0	Success	84,335
Sep 19, 2023 07:38	mmalczak	CPPg++9.3.0	Success	83,911+0.20 RP
Sep 19, 2023 07:38	mmalczak	CPPg++9.3.0	Success	84,230
Sep 18, 2023 13:06	mmalczak	CPPg++9.3.0	Success	93,811
Sep 18, 2023 13:03	mmalczak	CPPg++9.3.0	Success	92,303
Sep 18, 2023 13:03	mmalczak	CPPg++9.3.0	Error
Sep 18, 2023 12:59	mmalczak	CPPg++9.3.0	Success	84,259
Sep 18, 2023 12:57	mmalczak	CPPg++9.3.0	Error
Sep 18, 2023 12:52	mmalczak	CPPg++9.3.0	Success	84,049+0.03 RP
Sep 18, 2023 12:50	mmalczak	CPPg++9.3.0	Success	84,073+0.13 RP
Sep 18, 2023 12:44	mmalczak	CPPg++9.3.0	Success	94,805
Sep 18, 2023 12:40	mmalczak	CPPg++9.3.0	Success	98,841
Sep 18, 2023 12:39	mmalczak	CPPg++9.3.0	Error
Sep 18, 2023 12:37	mmalczak	CPPg++9.3.0	Success	84,227
Sep 18, 2023 12:33	mmalczak	CPPg++9.3.0	Success	122,670
Sep 18, 2023 07:16	mmalczak	CPPg++9.3.0	Success	84,278
Sep 18, 2023 07:11	mmalczak	CPPg++9.3.0	Success	84,303
Sep 18, 2023 07:09	mmalczak	CPPg++9.3.0	Success	84,657
Sep 16, 2023 19:22	mmalczak	CPPg++9.3.0	Success	84,473
Sep 16, 2023 19:20	mmalczak	CPPg++9.3.0	Success	84,322
Sep 16, 2023 19:14	mmalczak	CPPg++9.3.0	Success	224,273
Sep 16, 2023 19:05	mmalczak	CPPg++9.3.0	Success	84,214
Sep 16, 2023 17:31	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 17:07	mmalczak	CPPg++9.3.0	Success	84,168+0.11 RP
Sep 16, 2023 17:06	mmalczak	CPPg++9.3.0	Success	84,243+13.68 RP
Sep 16, 2023 17:05	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 17:00	mmalczak	CPPg++9.3.0	Success	95,892
Sep 16, 2023 16:59	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 16:58	mmalczak	CPPg++9.3.0	Error
Sep 16, 2023 16:56	mmalczak	CPPg++9.3.0	Success	95,216+0.42 RP
Sep 16, 2023 16:49	mmalczak	CPPg++9.3.0	Success	95,600+2.86 RP

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