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 15, 2021 17:59	Yuriy Lyfenko	CPPclang++10.0.0	Success	61,522
Sep 15, 2021 17:57	picul	CPPclang++10.0.0	Error
Sep 15, 2021 17:57	Yuriy Lyfenko	CPPclang++10.0.0	Success	61,486
Sep 15, 2021 17:56	picul	CPPclang++10.0.0	Error
Sep 15, 2021 17:56	Yuriy Lyfenko	CPPclang++10.0.0	Success	61,489
Sep 15, 2021 17:54	Yuriy Lyfenko	CPPclang++10.0.0	Success	61,549
Sep 15, 2021 17:54	Yuriy Lyfenko	CPPclang++10.0.0	Success	61,541
Sep 15, 2021 17:52	Yuriy Lyfenko	CPPclang++10.0.0	Success	61,530
Sep 15, 2021 17:48	picul	CPPclang++10.0.0	Success	73,897
Sep 15, 2021 17:44	picul	CPPclang++10.0.0	Success	73,124+1.06 RP
Sep 15, 2021 17:40	picul	CPPclang++10.0.0	Success	73,727
Sep 15, 2021 17:39	picul	CPPclang++10.0.0	Success	73,695+0.22 RP
Sep 15, 2021 17:38	picul	CPPclang++10.0.0	Success	73,816+8.69 RP
Sep 15, 2021 17:37	picul	CPPclang++10.0.0	Success	78,876+5.44 RP
Sep 15, 2021 17:34	picul	CPPclang++10.0.0	Success	82,411+1.68 RP
Sep 15, 2021 17:34	picul	CPPclang++10.0.0	Success	108,030
Sep 15, 2021 17:33	picul	CPPclang++10.0.0	Success	83,568+0.66 RP
Sep 15, 2021 17:30	picul	CPPclang++10.0.0	Success	88,954
Sep 15, 2021 17:28	picul	CPPg++9.3.0	Success	84,035+4.67 RP
Sep 15, 2021 17:27	picul	CPPg++9.3.0	Success	87,468+21.93 RP
Sep 15, 2021 16:58	picul	CPPg++9.3.0	Success	141,447
Sep 15, 2021 16:57	picul	CPPg++9.3.0	Success	143,373
Sep 15, 2021 16:55	picul	CPPg++9.3.0	Error
Sep 15, 2021 16:53	picul	CPPg++9.3.0	Error
Sep 15, 2021 16:05	picul	CPPg++9.3.0	Success	108,527
Sep 15, 2021 16:04	picul	CPPg++9.3.0	Success	109,589
Sep 15, 2021 16:02	picul	CPPg++9.3.0	Success	108,224+0.45 RP
Sep 15, 2021 16:02	picul	CPPg++9.3.0	Success	122,525
Sep 15, 2021 15:53	Mikhail Shirokov	CPPg++9.3.0	Success	108,408+0.48 RP
Sep 15, 2021 15:35	Mikhail Shirokov	CPPg++9.3.0	Success	109,892
Sep 15, 2021 15:35	Mikhail Shirokov	CPPg++9.3.0	Success	108,978+0.23 RP
Sep 15, 2021 15:34	Mikhail Shirokov	CPPg++9.3.0	Success	109,908
Sep 15, 2021 15:30	Mikhail Shirokov	CPPg++9.3.0	Success	109,624
Sep 15, 2021 15:27	Mikhail Shirokov	CPPg++9.3.0	Success	109,478
Sep 15, 2021 15:26	Mikhail Shirokov	CPPg++9.3.0	Success	109,251+88.57 RP
Sep 15, 2021 15:24	Mikhail Shirokov	CPPg++9.3.0	Error
Sep 14, 2021 13:00	Mikhail Shirokov	CPPg++9.3.0	Error
Sep 14, 2021 12:59	Mikhail Shirokov	CPPg++9.3.0	Error
Sep 14, 2021 12:59	Mikhail Shirokov	CPPg++9.3.0	Error
Sep 14, 2021 12:57	Mikhail Shirokov	CPPg++9.3.0	Error
Sep 14, 2021 12:53	Mikhail Shirokov	CPPg++9.3.0	Success	3,370,380+2.50 RP
Sep 14, 2021 12:40	Mikhail Shirokov	CPPg++9.3.0	Success	21,548,781
Sep 14, 2021 12:40	Mikhail Shirokov	CPPg++9.3.0	Success	22,090,911
Sep 14, 2021 12:36	Mikhail Shirokov	CPPg++9.3.0	Error
Sep 14, 2021 12:32	Mikhail Shirokov	CPPg++9.3.0	Success	21,750,240
Sep 14, 2021 12:31	Mikhail Shirokov	CPPg++9.3.0	Success	21,275,295+0.47 RP
Sep 12, 2021 22:03	picul	CPPg++9.3.0	Success	122,392
Sep 12, 2021 22:02	picul	CPPg++9.3.0	Success	108,827
Sep 12, 2021 22:01	picul	CPPg++9.3.0	Success	108,751+3.46 RP
Sep 12, 2021 22:00	picul	CPPg++9.3.0	Success	113,005+8.79 RP
Sep 12, 2021 21:59	picul	CPPg++9.3.0	Success	125,469+20.02 RP
Sep 12, 2021 21:40	picul	CPPg++9.3.0	Success	167,550+5.45 RP
Sep 12, 2021 21:38	picul	CPPg++9.3.0	Success	184,383+26.33 RP
Sep 12, 2021 21:37	picul	CPPg++9.3.0	Success	358,314+11.14 RP
Sep 12, 2021 21:36	picul	CPPg++9.3.0	Success	596,376+16.23 RP
Sep 12, 2021 21:29	picul	CPPg++9.3.0	Success	18,695,508+0.53 RP
Sep 12, 2021 21:27	picul	CPPg++9.3.0	Error
Sep 12, 2021 21:21	picul	CPPg++9.3.0	Error
Sep 11, 2021 19:26	Sergey Stremin	RUSTrust-1.54.0	Success	86,954
Sep 11, 2021 19:16	Sergey Stremin	RUSTrust-1.54.0	Error
Sep 11, 2021 19:11	Sergey Stremin	RUSTrust-1.54.0	Success	71,862
Sep 11, 2021 18:47	Sergey Stremin	RUSTrust-1.54.0	Success	71,651
Sep 11, 2021 18:33	Sergey Stremin	RUSTrust-1.54.0	Success	71,573
Sep 11, 2021 18:26	Sergey Stremin	RUSTrust-1.54.0	Success	71,516+1.30 RP
Sep 11, 2021 18:18	Sergey Stremin	RUSTrust-1.54.0	Success	76,297
Sep 11, 2021 17:54	Sergey Stremin	RUSTrust-1.54.0	Success	71,854
Sep 11, 2021 17:53	Sergey Stremin	RUSTrust-1.54.0	Error
Sep 11, 2021 17:51	Sergey Stremin	RUSTrust-1.54.0	Success	71,849+41.58 RP
Sep 11, 2021 11:21	picul	CPPg++9.3.0	Error
Sep 11, 2021 11:15	picul	CPPg++9.3.0	Error
Sep 11, 2021 08:07	Andrey Tsvetkov	GOgo1.14.15	Success	86,111
Sep 11, 2021 08:06	Andrey Tsvetkov	GOgo1.17.1	Success	90,856
Sep 11, 2021 08:06	Andrey Tsvetkov	GOgo1.17.1	Success	88,849
Sep 11, 2021 08:05	Andrey Tsvetkov	GOgo1.14.15	Success	86,097
Sep 11, 2021 08:04	Andrey Tsvetkov	GOgo1.14.15	Success	89,058
Sep 11, 2021 08:03	Andrey Tsvetkov	GOgo1.14.15	Success	86,181
Sep 11, 2021 08:03	Andrey Tsvetkov	GOgo1.14.15	Error
Sep 11, 2021 08:02	Andrey Tsvetkov	GOgo1.14.15	Error
Sep 11, 2021 07:58	Sergey Stremin	RUSTrust-1.54.0	Success	84,465+28.76 RP
Sep 11, 2021 07:57	Sergey Stremin	RUSTrust-1.54.0	Success	98,216
Sep 11, 2021 07:26	Sergey Stremin	RUSTrust-1.54.0	Error
Sep 11, 2021 07:26	Sergey Stremin	RUSTrust-1.54.0	Error
Sep 11, 2021 07:25	Sergey Stremin	RUSTrust-1.54.0	Error
Sep 11, 2021 07:23	Sergey Stremin	RUSTrust-1.54.0	Success	98,162
Sep 11, 2021 07:22	Sergey Stremin	RUSTrust-1.54.0	Success	96,146+1.66 RP
Sep 11, 2021 07:21	Sergey Stremin	RUSTrust-1.54.0	Success	96,965
Sep 11, 2021 07:16	Sergey Stremin	RUSTrust-1.54.0	Success	96,924+2.14 RP
Sep 11, 2021 07:11	Sergey Stremin	RUSTrust-1.54.0	Success	97,935+7.90 RP
Sep 11, 2021 07:11	Sergey Stremin	RUSTrust-1.54.0	Success	137,308
Sep 11, 2021 07:10	Sergey Stremin	RUSTrust-1.54.0	Success	136,985
Sep 11, 2021 07:07	Sergey Stremin	RUSTrust-1.54.0	Success	141,791
Sep 11, 2021 07:06	Sergey Stremin	RUSTrust-1.54.0	Success	147,772
Sep 11, 2021 07:01	Sergey Stremin	RUSTrust-1.54.0	Success	156,876
Sep 11, 2021 07:01	Sergey Stremin	RUSTrust-1.54.0	Error
Sep 11, 2021 06:58	Sergey Stremin	RUSTrust-1.54.0	Success	101,873+5.02 RP
Sep 11, 2021 06:57	Sergey Stremin	RUSTrust-1.54.0	Success	132,873
Sep 11, 2021 06:56	Sergey Stremin	RUSTrust-1.54.0	Success	164,735
Sep 11, 2021 06:55	Sergey Stremin	RUSTrust-1.54.0	Success	274,884
Sep 11, 2021 05:42	Sergey Stremin	RUSTrust-1.54.0	Success	113,897
Sep 10, 2021 19:00	Sergey Stremin	RUSTrust-1.54.0	Success	104,578

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