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
Jul 14, 2021 14:12	Yuriy Lyfenko	GO	Success	88,005
Jul 14, 2021 14:11	Yuriy Lyfenko	GO	Success	87,405
Jul 14, 2021 14:10	Yuriy Lyfenko	GO	Success	88,195
Jul 14, 2021 14:07	Yuriy Lyfenko	GO	Success	87,373
Jul 14, 2021 14:05	Yuriy Lyfenko	GO	Success	87,454
Jul 14, 2021 14:03	Yuriy Lyfenko	GO	Success	87,638
Jul 14, 2021 14:03	Yuriy Lyfenko	GO	Success	88,570
Jul 14, 2021 14:02	Yuriy Lyfenko	GO	Success	87,622
Jul 14, 2021 14:00	Yuriy Lyfenko	GO	Success	87,268
Jul 14, 2021 13:59	Yuriy Lyfenko	GO	Success	87,957
Jul 14, 2021 13:58	Yuriy Lyfenko	GO	Success	87,900
Jul 14, 2021 13:58	Andrey Tsvetkov	GO	Success	88,274
Jul 14, 2021 13:54	Andrey Tsvetkov	GO	Success	90,416
Jul 14, 2021 13:54	Yuriy Lyfenko	GO	Success	87,859
Jul 14, 2021 13:51	Yuriy Lyfenko	GO	Error
Jul 14, 2021 13:47	Yuriy Lyfenko	GO	Success	89,346
Jul 14, 2021 13:47	Yuriy Lyfenko	GO	Success	88,551
Jul 14, 2021 13:45	Yuriy Lyfenko	GO	Error
Jul 14, 2021 13:44	Yuriy Lyfenko	GO	Success	88,646
Jul 14, 2021 13:42	Yuriy Lyfenko	GO	Success	89,954
Jul 14, 2021 13:40	Yuriy Lyfenko	GO	Success	96,246
Jul 14, 2021 13:39	Yuriy Lyfenko	GO	Success	88,668
Jul 14, 2021 13:34	Yuriy Lyfenko	GO	Success	88,605
Jul 14, 2021 13:33	Yuriy Lyfenko	GO	Success	89,430
Jul 14, 2021 13:32	Yuriy Lyfenko	GO	Success	89,200
Jul 14, 2021 13:29	Yuriy Lyfenko	GO	Error
Jul 14, 2021 12:38	gchebanov	CPP	Success	83,312
Jul 14, 2021 12:38	gchebanov	CPP	Success	83,250
Jul 14, 2021 12:37	gchebanov	CPP	Error
Jul 14, 2021 12:27	gchebanov	CPP	Success	80,133
Jul 14, 2021 12:16	Andrey Tsvetkov	GO	Success	88,301
Jul 14, 2021 12:09	Andrey Tsvetkov	GO	Error
Jul 14, 2021 11:57	gchebanov	CPP	Success	76,697+40.40 RP
Jul 14, 2021 11:44	gchebanov	CPP	Success	1,259,812
Jul 14, 2021 11:43	gchebanov	CPP	Error
Jul 14, 2021 11:37	gchebanov	CPP	Success	111,135+89.98 RP
Jul 14, 2021 10:55	Andrey Tsvetkov	GO	Error
Jul 14, 2021 10:44	Andrey Tsvetkov	GO	Error
Jul 14, 2021 10:30	Andrey Tsvetkov	GO	Error
Jul 14, 2021 10:25	Andrey Tsvetkov	GO	Success	211,268
Jul 14, 2021 10:24	Andrey Tsvetkov	GO	Error
Jul 14, 2021 10:12	Andrey Tsvetkov	GO	Error
Jul 14, 2021 10:12	Andrey Tsvetkov	GO	Success	88,926
Jul 14, 2021 10:11	Andrey Tsvetkov	GO	Success	88,686
Jul 14, 2021 10:11	Andrey Tsvetkov	GO	Error
Jul 14, 2021 10:08	Andrey Tsvetkov	GO	Success	85,665+1.12 RP
Jul 14, 2021 10:07	Andrey Tsvetkov	GO	Success	86,078+0.06 RP
Jul 14, 2021 10:06	Andrey Tsvetkov	GO	Success	86,100+0.06 RP
Jul 14, 2021 10:04	Andrey Tsvetkov	GO	Success	86,119+6.97 RP
Jul 14, 2021 10:04	Andrey Tsvetkov	GO	Error
Jul 14, 2021 09:58	Andrey Tsvetkov	GO	Success	91,724
Jul 14, 2021 09:57	Andrey Tsvetkov	GO	Success	93,616
Jul 14, 2021 09:54	Andrey Tsvetkov	GO	Success	120,641
Jul 14, 2021 09:54	Andrey Tsvetkov	GO	Error
Jul 13, 2021 21:14	Andrey Tsvetkov	GO	Success	1,914,637
Jul 13, 2021 20:20	Yuriy Lyfenko	GO	Success	88,705+0.09 RP
Jul 13, 2021 20:18	Yuriy Lyfenko	GO	Success	88,778+0.01 RP
Jul 13, 2021 20:03	Yuriy Lyfenko	GO	Success	88,951
Jul 13, 2021 19:08	Andrey Tsvetkov	GO	Success	88,857+1.31 RP
Jul 13, 2021 19:06	Andrey Tsvetkov	GO	Success	89,903+5.92 RP
Jul 13, 2021 19:00	Andrey Tsvetkov	GO	Error
Jul 13, 2021 19:00	Yuriy Lyfenko	CPP	Success	62,176
Jul 13, 2021 18:57	Andrey Tsvetkov	GO	Error
Jul 13, 2021 18:56	Yuriy Lyfenko	CPP	Error
Jul 13, 2021 18:56	Yuriy Lyfenko	CPP	Success	62,614
Jul 13, 2021 18:55	Yuriy Lyfenko	CPP	Success	62,119
Jul 13, 2021 18:54	Yuriy Lyfenko	CPP	Success	64,701
Jul 13, 2021 18:53	Yuriy Lyfenko	CPP	Success	65,457
Jul 13, 2021 18:53	Yuriy Lyfenko	CPP	Success	64,405
Jul 13, 2021 18:51	Yuriy Lyfenko	CPP	Success	64,470
Jul 13, 2021 18:50	Yuriy Lyfenko	CPP	Success	65,289
Jul 13, 2021 18:48	Yuriy Lyfenko	CPP	Success	67,418
Jul 13, 2021 18:46	Yuriy Lyfenko	CPP	Error
Jul 13, 2021 18:45	Yuriy Lyfenko	CPP	Error
Jul 13, 2021 18:42	Yuriy Lyfenko	CPP	Error
Jul 13, 2021 18:41	Yuriy Lyfenko	CPP	Error
Jul 13, 2021 18:40	Yuriy Lyfenko	CPP	Error
Jul 13, 2021 18:38	Yuriy Lyfenko	CPP	Error
Jul 13, 2021 18:38	Yuriy Lyfenko	CPP	Error
Jul 13, 2021 18:37	Yuriy Lyfenko	CPP	Error
Jul 13, 2021 18:36	Yuriy Lyfenko	CPP	Error
Jul 13, 2021 18:35	Yuriy Lyfenko	CPP	Success	64,503
Jul 13, 2021 18:22	Yuriy Lyfenko	CPP	Success	64,478
Jul 13, 2021 18:21	Yuriy Lyfenko	CPP	Success	64,435
Jul 13, 2021 18:19	Yuriy Lyfenko	CPP	Success	64,430
Jul 13, 2021 18:17	Yuriy Lyfenko	CPP	Success	64,576
Jul 13, 2021 18:14	Yuriy Lyfenko	CPP	Success	64,500
Jul 13, 2021 18:13	Yuriy Lyfenko	CPP	Success	64,551
Jul 13, 2021 18:13	Yuriy Lyfenko	CPP	Error
Jul 13, 2021 18:05	Yuriy Lyfenko	GO	Error
Jul 13, 2021 18:02	Yuriy Lyfenko	GO	Success	88,789+0.07 RP
Jul 13, 2021 18:02	Yuriy Lyfenko	GO	Success	96,468
Jul 13, 2021 18:00	Yuriy Lyfenko	GO	Error
Jul 13, 2021 17:59	Yuriy Lyfenko	GO	Success	88,843+1.26 RP
Jul 13, 2021 17:57	Yuriy Lyfenko	GO	Error
Jul 13, 2021 17:52	Yuriy Lyfenko	GO	Success	89,847+5.99 RP
Jul 13, 2021 17:39	Yuriy Lyfenko	GO	Success	103,008
Jul 13, 2021 17:39	Yuriy Lyfenko	GO	Error
Jul 13, 2021 17:37	Yuriy Lyfenko	GO	Error
Jul 13, 2021 17:34	Yuriy Lyfenko	GO	Error

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