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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.

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Franek KortaError

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory	Error
1	Aug 28, 2023 21:29	0	0	0	0	0	Error: No answer to stdout. Died or killed?	stderr
2	Aug 28, 2023 21:29	0	0	0	0	0	Error: No answer to stdout. Died or killed?	stderr
3	Aug 28, 2023 21:27	0	0	0	0	0	Error: No answer to stdout. Died or killed?	stderr
4	Aug 28, 2023 21:27	0	0	0	0	0	Error: expected "429496438875 ", got "429496437840 "	stderr
5	Aug 28, 2023 21:26	0	0	0	0	0	Error: expected "429496539429 ", got "429496537434 "	stderr
6	Aug 28, 2023 21:26	0	0	0	0	0	Error: expected "429496516018 ", got "429496511041 "	stderr
7	Aug 28, 2023 21:26	0	0	0	0	0	Error: expected "429496490010 ", got "429496485979 "	stderr
8	Aug 28, 2023 21:25	0	0	0	0	0	Error: expected "429496486285 ", got "429496483452 "	stderr
9	Aug 28, 2023 21:24	0	0	0	0	0	Error: No answer to stdout. Died or killed?	stderr
10	Aug 28, 2023 21:28	64,486	50,704,978	21,872,000	1,988,000	2,441,216
11	Aug 28, 2023 21:23	64,492	52,904,529	20,880,000	2,982,000	2,531,328
12	Aug 28, 2023 21:23	64,524	52,253,473	23,874,000	0	2,527,232
13	Aug 28, 2023 21:28	64,546	48,937,623	19,902,000	3,980,000	2,445,312
14	Aug 28, 2023 21:23	64,557	53,556,469	21,896,000	1,990,000	2,433,024
15	Aug 28, 2023 21:23	64,559	54,256,643	22,892,000	995,000	2,531,328
16	Aug 28, 2023 21:28	64,586	53,021,776	22,858,000	1,039,000	2,265,088
17	Aug 28, 2023 21:28	64,589	46,677,540	22,903,000	995,000	2,531,328
18	Aug 28, 2023 21:23	64,622	48,605,865	21,918,000	1,992,000	2,433,024
19	Aug 28, 2023 21:23	64,657	47,469,850	22,927,000	996,000	2,269,184
20	Aug 28, 2023 21:28	64,719	44,154,852	21,951,000	1,995,000	2,437,120
21	Aug 28, 2023 21:28	65,011	50,134,040	22,050,000	2,004,000	2,531,328
22	Aug 28, 2023 21:23	65,041	46,396,811	23,019,000	1,046,000	2,527,232
23	Aug 28, 2023 21:23	65,041	48,615,900	19,052,000	5,013,000	2,269,184
24	Aug 28, 2023 21:28	65,051	53,882,702	21,061,000	3,008,000	2,437,120
25	Aug 28, 2023 21:23	65,070	43,753,742	23,073,000	1,003,000	2,531,328
26	Aug 28, 2023 21:28	65,119	42,329,157	23,091,000	1,003,000	2,269,184
27	Aug 28, 2023 21:28	65,295	46,167,364	22,146,000	2,013,000	2,514,944
28	Aug 28, 2023 21:28	69,866	90,781,313	25,850,452	0	2,285,568
29	Aug 28, 2023 21:23	69,870	102,559,052	25,851,865	0	2,293,760
30	Aug 28, 2023 21:28	69,908	87,181,016	25,865,812	0	2,285,568
31	Aug 28, 2023 21:23	70,324	92,470,722	26,019,905	0	2,285,568
32	Aug 28, 2023 21:28	70,519	106,581,508	26,091,909	0	2,277,376
33	Aug 28, 2023 21:23	70,887	87,809,437	26,228,223	0	2,293,760

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