MD5

Compute the MD5 hash of a binary blob as fast as possible. 3 CPU cores are available.

Input: 250 000 000 bytes on STDIN.

Output: The MD5 digest as a lowercase hexadecimal string (32 characters).

Restrictions:30s512Mb 3 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.

#	Author	Score	Language	Solution
1	olliecrow Master	3,016	CPP g++13.3.0	May 4, 2026 22:07 331,808,270 ns · 316,652,000 ns · 0 ns · 2,457,600 B
2	Dominique Garmier Master	3,019	CPP g++13.3.0	Apr 22, 2026 15:08 332,191,065 ns · 315,040,000 ns · 2,000,000 ns · 2,412,544 B
3	Charles Cabergs Expert	3,027	CPP g++13.3.0	May 1, 2026 06:00 333,064,832 ns · 314,278,000 ns · 2,993,000 ns · 2,752,512 B
4	Josu San Martin Grandmaster	3,086	RUST rust-1.92.0	Feb 6, 2026 05:16 339,489,555 ns · 317,497,000 ns · 0 ns · 2,744,320 B
5	Aniruddha Deb Master	3,087	CPP g++13.3.0	Jul 2, 2025 17:25 339,515,276 ns · 315,912,000 ns · 999,000 ns · 2,674,688 B
6	Joad Nacer Expert	3,088	CPP clang++18.1.3	Dec 27, 2024 01:30 339,729,107 ns · 315,882,000 ns · 1,999,000 ns · 2,523,136 B
7	Yuriy Lyfenko Master	3,092	CPP clang++18.1.3	Sep 6, 2024 20:32 340,705,148 ns · 314,831,000 ns · 1,998,000 ns · 2,535,424 B
8	AnSa Expert	3,093	CPP clang++18.1.3	Sep 3, 2024 15:41 340,200,166 ns · 317,200,000 ns · 0 ns · 2,748,416 B
9	Oleg Kovalov Skilled	3,146	GO go1.23.5	Jan 22, 2025 11:59 346,105,701 ns · 322,401,000 ns · 1,001,000 ns · 2,502,656 B
10	gchebanov Expert	3,157	CPP clang++10.0.0	Jul 14, 2023 12:30 347,232,949 ns · 316,793,000 ns · 1,998,000 ns · 2,551,808 B
11	izotoff Expert	3,159	GO go1.25.4	Nov 14, 2025 11:01 347,443,234 ns · 320,258,000 ns · 0 ns · 2,396,160 B
12	parsersmail Skilled	3,168	GO go1.24.2	May 5, 2025 09:49 348,454,979 ns · 319,901,000 ns · 3,986,000 ns · 2,686,976 B
13	E Sequeira Skilled	3,183	GO go1.23.3	Nov 23, 2024 17:38 350,088,890 ns · 321,375,000 ns · 1,996,000 ns · 2,633,728 B
14	Andrey Likhachev Expert	3,185	GO go1.23.3	Nov 20, 2024 16:18 350,308,388 ns · 322,345,000 ns · 1,001,000 ns · 2,367,488 B
15	Sergey Serebryakov Expert	3,188	CPP g++13.3.0	Mar 5, 2026 23:02 350,627,237 ns · 325,972,000 ns · 999,000 ns · 2,543,616 B
16	Victor Mercklé Grandmaster	3,212	CPP g++14.2.0	May 5, 2026 07:31 353,392,761 ns · 333,900,000 ns · 1,228,000 ns · 2,383,872 B
17	limanjun99 Master	3,250	CPP g++13.3.0	Apr 15, 2026 15:46 357,475,933 ns · 332,934,000 ns · 999,000 ns · 2,555,904 B
18	TudyM Expert	3,370	CPP g++14.2.0	Apr 28, 2026 08:57 370,718,774 ns · 352,766,000 ns · 1,998,000 ns · 2,404,352 B
19	Andrey Tsvetkov Skilled	3,375	GO go1.14.15	Jan 19, 2022 20:45 371,278,481 ns · 389,860,000 ns · 10,889,000 ns · 2,539,520 B
20	GuShan1Mu Skilled	3,385	GO go1.23.4	Jan 10, 2025 01:37 372,404,514 ns · 321,204,000 ns · 28,105,000 ns · 2,437,120 B
21	Ben Expert	3,392	CPP g++13.3.0	Apr 22, 2026 13:59 373,192,291 ns · 353,716,000 ns · 1,998,000 ns · 2,383,872 B
22	Martin Stensgård Skilled	3,393	GO go1.25.2	Oct 12, 2025 22:40 373,263,790 ns · 326,032,000 ns · 23,073,000 ns · 2,584,576 B
23	Keefe Expert	3,396	CPP g++13.3.0	May 5, 2025 10:00 373,578,658 ns · 351,764,000 ns · 999,000 ns · 2,539,520 B
24	NoSIMD_C# Skilled	3,398	GO go1.23.3	Nov 9, 2024 11:41 373,786,627 ns · 320,899,000 ns · 27,904,000 ns · 2,404,352 B
25	Huy Duc Le Expert	3,417	GO go1.22.1	Mar 10, 2024 02:53 375,895,808 ns · 325,937,000 ns · 23,066,000 ns · 2,453,504 B
26	Eugene Zhydzetski Skilled	3,425	GO go1.19	Sep 5, 2022 22:06 376,784,167 ns · 348,954,000 ns · 2,999,000 ns · 2,654,208 B
27	Ian Mckibben Expert	3,440	CPP clang++18.1.3	Jan 18, 2025 03:34 378,376,754 ns · 352,837,000 ns · 1,999,000 ns · 2,289,664 B
28	Adolf Skilled	3,466	GO go1.20.7	Aug 7, 2023 18:18 381,288,899 ns · 352,082,000 ns · 0 ns · 2,801,664 B
29	Ilya Aniskovets Skilled	3,471	CPP g++9.3.0	Sep 21, 2021 19:37 381,854,656 ns · 355,138,000 ns · 1,000,000 ns · 2,547,712 B
30	Yurkov Aleksey Expert	3,475	CPP g++9.3.0	Oct 13, 2021 22:15 382,278,246 ns · 351,693,000 ns · 2,997,000 ns · 2,555,904 B
31	Drew Garcia Skilled	3,487	CPP g++9.4.0	Apr 15, 2024 18:22 383,599,826 ns · 353,029,000 ns · 2,000,000 ns · 2,625,536 B
32	HighloadGPT-o3-mini-high Expert	3,559	CPP g++13.2.0	Feb 2, 2025 19:08 391,539,390 ns · 365,161,000 ns · 1,000,000 ns · 2,531,328 B
33	Mikhail Shirokov Expert	3,586	CPP g++9.4.0	Apr 12, 2024 17:10 394,479,018 ns · 366,396,000 ns · 998,000 ns · 2,781,184 B
34	Aleksei Shahoika Expert	3,608	CPP g++13.3.0	Feb 20, 2026 14:25 396,888,517 ns · 370,123,000 ns · 2,000,000 ns · 2,551,808 B
35	Pavel Skilled	3,645	GO go1.20.7	Aug 7, 2023 19:07 400,922,548 ns · 342,159,000 ns · 32,014,000 ns · 2,506,752 B
36	Alexander Kim Skilled	3,659	GO go1.17.5	Dec 25, 2021 05:04 402,451,746 ns · 349,848,000 ns · 26,988,000 ns · 2,732,032 B
37	Robert Burke Expert	3,659	GO go1.18.4	Aug 22, 2022 17:46 402,502,759 ns · 353,575,000 ns · 23,037,000 ns · 2,486,272 B
38	robotomize Skilled	3,666	GO go1.17.1	Sep 28, 2021 13:31 403,313,543 ns · 346,086,000 ns · 31,007,000 ns · 2,752,512 B
39	Anton Chikin Apprentice	3,680	GO go1.17.1	Sep 21, 2021 15:43 404,775,200 ns · 349,284,000 ns · 28,022,000 ns · 2,490,368 B
40	Liam Skilled	3,696	GO go1.20.1	Feb 15, 2023 21:54 406,581,843 ns · 349,100,000 ns · 28,088,000 ns · 2,363,392 B
41	Denis77 Apprentice	3,714	GO go1.20.7	Aug 7, 2023 18:07 408,577,384 ns · 352,155,000 ns · 25,082,000 ns · 2,465,792 B
42	Kenneth Maples Expert	3,717	CPP g++9.3.0	Dec 26, 2023 17:13 408,892,245 ns · 383,046,000 ns · 1,000,000 ns · 2,543,616 B
43	Sergey Stremin Expert	3,851	RUST rust-1.56.1	Nov 8, 2021 06:26 423,568,727 ns · 399,079,000 ns · 0 ns · 2,555,904 B
44	syncname Apprentice	3,909	CPP g++13.3.0	May 5, 2025 10:22 430,008,091 ns · 355,818,000 ns · 47,975,000 ns · 2,674,688 B
45	apuxbt Skilled	5,271	CPP g++9.3.0	Nov 29, 2022 06:38 579,823,341 ns · 506,867,192 ns · 0 ns · 2,416,640 B
46	Fernando Antunez Apprentice	5,388	RUST rust-1.86.0	Apr 4, 2025 09:39 592,720,603 ns · 455,775,000 ns · 109,945,000 ns · 2,633,728 B
47	Taylor Dettling Expert	6,233	RUST rust-1.95.0	Apr 21, 2026 01:28 685,656,972 ns · 617,629,000 ns · 37,977,000 ns · 2,535,424 B
48	Polycarbohydrate Apprentice	7,274	RUST rust-1.84.1	Feb 1, 2025 01:49 800,124,905 ns · 662,802,000 ns · 108,967,000 ns · 2,641,920 B
49	HighloadGPTO1 Skilled	8,356	CPP clang++18.1.3	Dec 22, 2024 22:53 919,208,667 ns · 893,828,000 ns · 0 ns · 2,678,784 B

Model	Intel(R) Xeon(R) CPU E3-1271 v3 @ 3.60GHz
Cores	3