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	1:20.1.2-0ubuntu1~24.04.3	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	3.0.13-0ubuntu3.11	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
Feb 22, 2024 08:00	Huy Duc Le	CPPg++9.4.0	Success	70,505
Feb 22, 2024 07:59	Huy Duc Le	CPPg++9.4.0	Success	68,584
Feb 22, 2024 07:59	Huy Duc Le	CPPclang++10.0.0	Success	68,746
Feb 22, 2024 07:56	Huy Duc Le	CPPclang++10.0.0	Success	68,149
Feb 22, 2024 07:54	Huy Duc Le	CPPclang++10.0.0	Error
Feb 22, 2024 07:50	Huy Duc Le	CPPclang++10.0.0	Success	67,373+0.29 RP
Feb 22, 2024 07:48	Huy Duc Le	CPPclang++10.0.0	Success	67,630
Feb 22, 2024 07:45	Huy Duc Le	CPPclang++10.0.0	Success	93,673
Feb 22, 2024 07:39	Huy Duc Le	CPPclang++10.0.0	Success	67,505+0.07 RP
Feb 22, 2024 07:38	Huy Duc Le	CPPclang++10.0.0	Success	67,535+0.09 RP
Feb 22, 2024 07:38	Huy Duc Le	CPPclang++10.0.0	Success	68,235
Feb 22, 2024 07:37	Huy Duc Le	CPPclang++10.0.0	Success	67,714
Feb 22, 2024 07:37	Huy Duc Le	CPPclang++10.0.0	Success	67,576+0.71 RP
Feb 22, 2024 07:36	Huy Duc Le	CPPclang++10.0.0	Success	69,873
Feb 22, 2024 07:35	Huy Duc Le	CPPclang++10.0.0	Success	67,900+9.62 RP
Feb 22, 2024 07:32	Huy Duc Le	CPPclang++10.0.0	Success	72,649
Feb 22, 2024 07:21	Huy Duc Le	CPPclang++10.0.0	Success	72,732
Feb 22, 2024 07:16	Huy Duc Le	CPPclang++10.0.0	Success	73,959
Feb 22, 2024 07:12	Huy Duc Le	CPPclang++10.0.0	Success	74,378
Feb 22, 2024 07:07	Huy Duc Le	CPPclang++10.0.0	Success	74,265
Feb 22, 2024 07:03	Huy Duc Le	CPPclang++10.0.0	Success	74,378
Feb 22, 2024 07:02	Huy Duc Le	CPPclang++10.0.0	Success	74,343
Feb 22, 2024 06:59	Huy Duc Le	CPPclang++10.0.0	Success	72,695
Feb 22, 2024 06:57	Huy Duc Le	CPPclang++10.0.0	Error
Feb 22, 2024 06:54	Huy Duc Le	CPPclang++10.0.0	Error
Feb 22, 2024 06:52	Huy Duc Le	CPPclang++10.0.0	Error
Feb 22, 2024 06:48	Huy Duc Le	CPPclang++10.0.0	Error
Feb 22, 2024 04:10	Huy Duc Le	CPPclang++10.0.0	Success	72,903
Feb 22, 2024 04:09	Huy Duc Le	CPPclang++10.0.0	Success	72,814
Feb 22, 2024 04:09	Huy Duc Le	CPPclang++10.0.0	Success	72,822
Feb 22, 2024 04:04	Huy Duc Le	CPPclang++10.0.0	Success	72,659
Feb 22, 2024 04:03	Huy Duc Le	CPPclang++10.0.0	Success	72,681
Feb 22, 2024 04:02	Huy Duc Le	CPPclang++10.0.0	Error
Feb 22, 2024 04:01	Huy Duc Le	CPPclang++10.0.0	Success	72,646+0.06 RP
Feb 22, 2024 03:59	Huy Duc Le	CPPclang++10.0.0	Success	72,749
Feb 22, 2024 03:58	Huy Duc Le	CPPclang++10.0.0	Success	164,780
Feb 22, 2024 03:57	Huy Duc Le	CPPclang++10.0.0	Success	171,791
Feb 22, 2024 03:56	Huy Duc Le	CPPclang++10.0.0	Success	218,525
Feb 22, 2024 03:55	Huy Duc Le	CPPclang++10.0.0	Success	165,049
Feb 22, 2024 03:39	Huy Duc Le	CPPg++9.4.0	Success	77,743
Feb 22, 2024 03:34	Huy Duc Le	CPPg++9.4.0	Success	77,946
Feb 22, 2024 03:32	Huy Duc Le	CPPg++9.4.0	Error
Feb 22, 2024 03:28	Huy Duc Le	CPPg++9.4.0	Success	77,090
Feb 22, 2024 03:27	Huy Duc Le	CPPclang++10.0.0	Success	73,330
Feb 22, 2024 03:26	Huy Duc Le	CPPclang++10.0.0	Success	73,024
Feb 22, 2024 03:25	Huy Duc Le	CPPclang++10.0.0	Success	72,676+1.12 RP
Feb 22, 2024 03:24	Huy Duc Le	CPPclang++10.0.0	Success	73,273+0.53 RP
Feb 22, 2024 03:23	Huy Duc Le	CPPclang++10.0.0	Success	73,559+1.97 RP
Feb 22, 2024 03:23	Huy Duc Le	CPPclang++10.0.0	Success	74,638+2.35 RP
Feb 22, 2024 03:22	Huy Duc Le	CPPclang++10.0.0	Success	75,968+1.76 RP
Feb 22, 2024 03:22	Huy Duc Le	CPPclang++10.0.0	Success	76,997+4.69 RP
Feb 22, 2024 03:21	Huy Duc Le	CPPclang++10.0.0	Success	79,884+6.56 RP
Feb 22, 2024 03:15	Huy Duc Le	CPPclang++10.0.0	Success	84,305+0.16 RP
Feb 22, 2024 03:11	Huy Duc Le	CPPclang++10.0.0	Success	84,422+6.40 RP
Feb 22, 2024 03:00	Huy Duc Le	CPPclang++10.0.0	Success	89,241+4.39 RP
Feb 22, 2024 02:42	Huy Duc Le	CPPclang++10.0.0	Success	93,173
Feb 22, 2024 02:40	Huy Duc Le	CPPclang++10.0.0	Success	93,581
Feb 22, 2024 02:39	Huy Duc Le	CPPclang++10.0.0	Success	92,973
Feb 22, 2024 02:33	Huy Duc Le	CPPclang++10.0.0	Success	92,881+0.32 RP
Feb 22, 2024 02:31	Huy Duc Le	CPPclang++10.0.0	Success	93,443
Feb 22, 2024 02:28	Huy Duc Le	CPPclang++10.0.0	Error
Feb 22, 2024 02:25	Huy Duc Le	CPPclang++10.0.0	Error
Feb 21, 2024 16:13	Huy Duc Le	CPPclang++10.0.0	Success	93,754
Feb 21, 2024 16:11	Huy Duc Le	CPPg++9.4.0	Success	97,030
Feb 21, 2024 16:09	Huy Duc Le	CPPclang++10.0.0	Success	93,541
Feb 21, 2024 16:08	Huy Duc Le	CPPclang++10.0.0	Success	93,157+0.58 RP
Feb 21, 2024 16:03	Huy Duc Le	CPPclang++10.0.0	Success	93,665+0.57 RP
Feb 21, 2024 16:01	Huy Duc Le	CPPclang++10.0.0	Success	94,168+70.65 RP
Feb 21, 2024 16:00	Huy Duc Le	CPPclang++10.0.0	Error
Feb 21, 2024 15:46	Huy Duc Le	CPPclang++10.0.0	Error
Feb 21, 2024 15:45	Huy Duc Le	CPPclang++10.0.0	Error
Feb 21, 2024 15:40	Huy Duc Le	CPPclang++10.0.0	Success	734,424
Feb 21, 2024 15:39	Huy Duc Le	CPPg++9.4.0	Success	765,316
Feb 21, 2024 15:38	Huy Duc Le	CPPg++9.4.0	Success	281,340+0.55 RP
Feb 21, 2024 15:37	Huy Duc Le	CPPclang++10.0.0	Success	285,768+10.72 RP
Feb 21, 2024 15:37	Huy Duc Le	CPPclang++10.0.0	Success	429,708
Feb 21, 2024 15:36	Huy Duc Le	CPPg++9.4.0	Success	411,933+23.81 RP
Feb 21, 2024 15:31	Huy Duc Le	CPPg++9.4.0	Success	21,336,346+0.47 RP
Jan 29, 2024 16:19	AnSa	CPPg++9.4.0	Error
Jan 29, 2024 16:01	AnSa	CPPg++9.4.0	Success	71,895+0.19 RP
Jan 29, 2024 15:55	AnSa	CPPg++9.4.0	Success	73,268
Jan 29, 2024 15:54	AnSa	CPPg++9.4.0	Error
Jan 29, 2024 15:48	AnSa	CPPg++9.4.0	Success	72,746
Jan 29, 2024 15:44	AnSa	CPPg++9.4.0	Success	71,992+4.06 RP
Jan 29, 2024 15:31	AnSa	CPPg++9.4.0	Success	74,162+5.01 RP
Jan 29, 2024 15:29	AnSa	CPPg++9.4.0	Error
Jan 29, 2024 15:24	AnSa	CPPg++9.4.0	Error
Jan 29, 2024 15:20	AnSa	CPPg++9.4.0	Success	77,022+4.54 RP
Jan 29, 2024 15:17	AnSa	CPPg++9.4.0	Success	79,814+18.50 RP
Jan 29, 2024 15:11	AnSa	CPPg++9.4.0	Success	145,500
Jan 29, 2024 15:08	AnSa	CPPg++9.4.0	Success	93,643+1.67 RP
Jan 29, 2024 15:07	AnSa	CPPg++9.4.0	Success	95,135+9.22 RP
Jan 29, 2024 15:01	AnSa	CPPg++9.4.0	Success	104,935
Jan 29, 2024 15:00	AnSa	CPPg++9.4.0	Success	104,284+3.03 RP
Jan 29, 2024 14:42	AnSa	CPPg++9.4.0	Error
Jan 29, 2024 14:37	AnSa	CPPg++9.4.0	Error
Jan 29, 2024 14:31	AnSa	CPPg++9.4.0	Error
Jan 29, 2024 14:11	AnSa	CPPg++9.4.0	Success	152,868
Jan 29, 2024 14:10	AnSa	CPPg++9.4.0	Success	153,495
Jan 29, 2024 14:08	AnSa	CPPg++9.4.0	Success	108,070

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