Fizz Buzz

Perform FizzBuzz on a stream of binary integers as fast as possible.

Input: 30 000 000 uint32 values in little-endian binary on STDIN (4 bytes each).

Output: For each number n, print one line:

FizzBuzz if n is divisible by both 3 and 5
Fizz if n is divisible by 3
Buzz if n is divisible by 5
n as a decimal string otherwise

Restrictions:30s256Mb 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
Oct 31, 2025 20:43	AnSa	CPPg++13.3.0	Error
Oct 31, 2025 20:42	AnSa	CPPg++13.3.0	Error
Oct 31, 2025 20:39	AnSa	CPPg++13.3.0	Error
Oct 31, 2025 20:36	AnSa	CPPg++13.3.0	Error
Oct 31, 2025 20:26	AnSa	CPPg++13.3.0	Error
Oct 31, 2025 20:24	AnSa	CPPg++13.3.0	Error
Sep 8, 2025 20:15	Aleksei Shahoika	CPPclang++18.1.3	Success	32,280
Sep 8, 2025 20:12	Aleksei Shahoika	CPPclang++18.1.3	Success	25,604+390.56 RP
Aug 26, 2025 11:11	Oleg Kovalov	GOgo1.25.0	Success	5,400+61.66 RP
Aug 21, 2025 19:24	Aniruddha Deb	CPPclang++18.1.3	Success	2,974+135.16 RP
Aug 18, 2025 21:13	Drew Garcia	CPPg++13.3.0	Success	6,909
Aug 18, 2025 21:02	Drew Garcia	CPPg++13.3.0	Success	7,379
Aug 18, 2025 21:01	Drew Garcia	CPPg++13.3.0	Success	7,372
Aug 18, 2025 20:54	Drew Garcia	CPPg++13.3.0	Success	7,440
Aug 18, 2025 20:50	Drew Garcia	CPPg++13.3.0	Success	10,642
Aug 18, 2025 20:47	Drew Garcia	CPPg++13.3.0	Error
Aug 18, 2025 19:56	Aniruddha Deb	CPPclang++18.1.3	Success	3,035+477.32 RP
Aug 18, 2025 14:31	Drew Garcia	CPPg++13.3.0	Success	6,822
Aug 18, 2025 14:21	Drew Garcia	CPPg++13.3.0	Success	6,810+278.94 RP
Aug 18, 2025 14:16	Drew Garcia	CPPclang++18.1.3	Error
Aug 15, 2025 17:04	Jens	CPPclang++18.1.3	Error
Aug 12, 2025 20:59	Jens	CPPclang++18.1.3	Error
Aug 12, 2025 20:44	Jens	CPPclang++18.1.3	Success	426,233+23.46 RP
Jul 29, 2025 21:00	Aniruddha Deb	CPPg++13.3.0	Error
Jul 27, 2025 17:43	Keefe	CPPg++13.3.0	Success	11,260
Jul 27, 2025 17:41	Keefe	CPPg++13.3.0	Error
Jul 27, 2025 17:37	Keefe	CPPg++13.3.0	Success	7,161
Jul 27, 2025 17:36	Keefe	CPPg++13.3.0	Error
Jul 27, 2025 17:10	Aniruddha Deb	CPPg++13.3.0	Success	3,272+83.14 RP
Jul 27, 2025 17:02	Aniruddha Deb	CPPg++13.3.0	Success	3,353+50.71 RP
Jul 27, 2025 16:53	Aniruddha Deb	CPPg++13.3.0	Success	3,411+230.45 RP
Jul 27, 2025 16:48	Aniruddha Deb	CPPg++13.3.0	Success	3,702+626.98 RP
Jul 27, 2025 16:05	Aniruddha Deb	CPPg++13.3.0	Success	8,792
Jul 27, 2025 16:00	Aniruddha Deb	CPPg++13.3.0	Success	8,659
Jul 1, 2025 21:56	Aniruddha Deb	CPPclang++18.1.3	Success	431,745
Jun 29, 2025 10:26	Aniruddha Deb	CPPg++13.3.0	Success	4,821+3.01 RP
Jun 29, 2025 10:22	Aniruddha Deb	CPPg++13.3.0	Error
Jun 21, 2025 21:01	Aniruddha Deb	CPPg++13.3.0	Success	4,948
May 31, 2025 16:49	Keefe	CPPclang++18.1.3	Success	7,490
May 23, 2025 09:11	Keefe	CPPg++13.3.0	Error
May 23, 2025 09:10	Keefe	CPPg++13.3.0	Error
May 23, 2025 09:02	Keefe	CPPg++13.3.0	Success	6,662+5.39 RP
May 23, 2025 08:55	Keefe	CPPg++13.3.0	Success	6,686+60.12 RP
May 14, 2025 09:02	Emanuele Bolognesi	RUSTrust-1.86.0	Success	392,370
May 12, 2025 22:58	Hayden Donnelly	RUSTrust-1.86.0	Success	15,231
May 12, 2025 22:54	Hayden Donnelly	RUSTrust-1.86.0	Success	15,445
May 12, 2025 22:43	Hayden Donnelly	RUSTrust-1.86.0	Success	14,901+2.24 RP
May 12, 2025 22:40	Hayden Donnelly	RUSTrust-1.86.0	Success	14,951+53.20 RP
May 12, 2025 22:39	Hayden Donnelly	RUSTrust-1.86.0	Error
May 12, 2025 22:35	Hayden Donnelly	RUSTrust-1.86.0	Error
May 12, 2025 02:17	Hayden Donnelly	RUSTrust-1.86.0	Error
May 12, 2025 02:12	Hayden Donnelly	RUSTrust-1.86.0	Success	16,243+590.07 RP
May 12, 2025 02:02	Hayden Donnelly	RUSTrust-1.86.0	Success	412,102
May 12, 2025 02:00	Hayden Donnelly	RUSTrust-1.86.0	Error
May 12, 2025 00:19	Hayden Donnelly	RUSTrust-1.86.0	Success	412,552
May 12, 2025 00:18	Hayden Donnelly	RUSTrust-1.86.0	Success	411,651
May 12, 2025 00:11	Hayden Donnelly	RUSTrust-1.86.0	Success	390,953+25.58 RP
May 12, 2025 00:08	Hayden Donnelly	RUSTrust-1.86.0	Error
May 11, 2025 16:27	Keefe	CPPg++13.3.0	Error
May 11, 2025 16:25	Keefe	CPPg++13.3.0	Error
May 11, 2025 16:14	Keefe	CPPg++13.3.0	Success	10,484
May 11, 2025 16:12	Keefe	CPPg++13.3.0	Error
May 11, 2025 16:09	Keefe	CPPg++13.3.0	Error
May 10, 2025 23:36	marcø	CPPg++13.3.0	Success	33,361
May 10, 2025 23:27	marcø	CPPg++13.3.0	Success	33,383
May 10, 2025 23:25	marcø	CPPg++13.3.0	Success	38,357
May 10, 2025 23:24	marcø	CPPg++13.3.0	Error
May 10, 2025 23:19	marcø	CPPg++13.3.0	Success	33,345+1.25 RP
May 10, 2025 23:13	marcø	CPPg++13.3.0	Success	57,059
May 10, 2025 23:07	marcø	CPPg++13.3.0	Success	407,931
May 10, 2025 23:05	marcø	CPPg++13.3.0	Success	33,485+274.95 RP
May 10, 2025 23:01	marcø	CPPg++13.3.0	Success	427,634
May 10, 2025 22:57	marcø	CPPg++13.3.0	Success	425,345
May 10, 2025 22:56	marcø	CPPg++13.3.0	Error
May 10, 2025 22:54	marcø	CPPg++13.3.0	Error
May 10, 2025 22:52	marcø	CPPg++13.3.0	Error
May 10, 2025 22:50	marcø	CPPg++13.3.0	Error
May 10, 2025 22:46	marcø	CPPg++13.3.0	Error
May 10, 2025 22:43	Keefe	CPPg++13.3.0	Error
May 10, 2025 22:41	Keefe	CPPg++13.3.0	Error
May 10, 2025 22:35	Keefe	CPPg++13.3.0	Success	9,428
May 10, 2025 22:32	Keefe	CPPg++13.3.0	Error
May 10, 2025 22:29	Keefe	CPPg++13.3.0	Error
May 10, 2025 22:25	Keefe	CPPg++13.3.0	Error
May 10, 2025 22:16	Keefe	CPPg++13.3.0	Error
May 10, 2025 22:14	Keefe	CPPg++13.3.0	Error
May 10, 2025 22:12	Keefe	CPPg++13.3.0	Error
May 10, 2025 22:01	Keefe	CPPg++13.3.0	Success	19,443
May 10, 2025 21:29	marcø	CPPg++13.3.0	Success	422,052+23.69 RP
Apr 30, 2025 10:06	Keefe	CPPg++13.3.0	Success	7,646
Apr 30, 2025 10:04	Keefe	CPPg++13.3.0	Error
Apr 30, 2025 09:56	Keefe	CPPg++13.3.0	Success	6,966+56.61 RP
Apr 29, 2025 06:12	Chandrasekaran Akash	CPPclang++18.1.3	Error
Apr 23, 2025 12:12	Emanuele Bolognesi	RUSTrust-1.86.0	Success	15,860+85.94 RP
Apr 23, 2025 09:18	NoSIMD_C#	CSHARP9.0.4	Success	25,934
Apr 23, 2025 09:14	NoSIMD_C#	CSHARP9.0.4	Success	26,291
Apr 22, 2025 19:24	Keefe	CPPg++13.3.0	Error
Apr 22, 2025 19:23	Keefe	CPPg++13.3.0	Error
Apr 22, 2025 19:21	Keefe	CPPg++13.3.0	Error
Apr 22, 2025 17:44	NoSIMD_C#	CSHARP9.0.4	Success	82,221

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