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
Apr 7, 2026 05:47	Yuriy Lyfenko	CPPclang++18.1.3	Success	3,166
Apr 7, 2026 05:46	Yuriy Lyfenko	CPPclang++18.1.3	Success	3,149
Apr 7, 2026 05:44	Yuriy Lyfenko	CPPclang++18.1.3	Success	3,180
Apr 7, 2026 05:35	Yuriy Lyfenko	CPPclang++18.1.3	Success	3,148+312.93 RP
Apr 7, 2026 05:30	Yuriy Lyfenko	CPPclang++18.1.3	Error
Apr 7, 2026 05:13	Yuriy Lyfenko	CPPclang++18.1.3	Error
Apr 7, 2026 04:54	Yuriy Lyfenko	CPPclang++18.1.3	Success	3,492+11.44 RP
Apr 7, 2026 04:50	Yuriy Lyfenko	CPPclang++18.1.3	Success	3,506+15.37 RP
Apr 7, 2026 04:37	Yuriy Lyfenko	CPPclang++18.1.3	Error
Apr 7, 2026 04:36	Yuriy Lyfenko	CPPclang++18.1.3	Success	3,842
Apr 7, 2026 04:26	Yuriy Lyfenko	CPPclang++18.1.3	Success	3,538
Apr 7, 2026 04:23	Yuriy Lyfenko	CPPclang++18.1.3	Success	3,525+27.89 RP
Apr 7, 2026 04:15	Yuriy Lyfenko	CPPclang++18.1.3	Success	3,563
Apr 7, 2026 04:14	Yuriy Lyfenko	CPPclang++18.1.3	Success	4,049
Apr 7, 2026 04:10	Yuriy Lyfenko	CPPclang++18.1.3	Success	3,560+1.58 RP
Apr 7, 2026 04:08	Yuriy Lyfenko	CPPclang++18.1.3	Success	3,562+32.72 RP
Apr 7, 2026 04:07	Yuriy Lyfenko	CPPclang++18.1.3	Success	3,723
Apr 7, 2026 04:04	Yuriy Lyfenko	CPPclang++18.1.3	Success	3,606
Apr 7, 2026 04:03	Yuriy Lyfenko	CPPclang++18.1.3	Success	4,021
Apr 7, 2026 03:59	Yuriy Lyfenko	CPPclang++18.1.3	Success	3,894
Apr 7, 2026 03:57	Yuriy Lyfenko	CPPclang++18.1.3	Success	3,619
Apr 7, 2026 03:52	Yuriy Lyfenko	CPPclang++18.1.3	Error
Apr 7, 2026 03:42	Yuriy Lyfenko	CPPclang++18.1.3	Success	3,604+39.47 RP
Apr 6, 2026 19:55	olliecrow	GOgo1.26.1	Success	5,007
Apr 6, 2026 19:51	olliecrow	GOgo1.26.1	Success	4,996
Apr 5, 2026 10:58	Taylor Dettling	RUSTrust-1.94.1	Success	3,387+48.86 RP
Apr 5, 2026 08:45	Taylor Dettling	RUSTrust-1.94.1	Success	3,444+2.53 RP
Apr 5, 2026 08:18	Taylor Dettling	RUSTrust-1.94.1	Success	3,463
Apr 5, 2026 08:09	Taylor Dettling	RUSTrust-1.94.1	Success	3,671
Apr 5, 2026 08:04	Taylor Dettling	RUSTrust-1.94.1	Success	3,510
Apr 5, 2026 08:00	Taylor Dettling	RUSTrust-1.94.1	Success	8,607
Apr 5, 2026 07:49	Taylor Dettling	RUSTrust-1.94.1	Success	3,500
Apr 5, 2026 07:46	Taylor Dettling	RUSTrust-1.94.1	Success	3,492
Apr 5, 2026 07:44	Taylor Dettling	RUSTrust-1.94.1	Success	3,496
Apr 5, 2026 07:40	Taylor Dettling	RUSTrust-1.94.1	Success	3,607
Apr 4, 2026 16:56	Josu San Martin	RUSTrust-1.92.0	Success	3,322+3.62 RP
Apr 4, 2026 16:56	Josu San Martin	RUSTrust-1.92.0	Success	3,324+12.64 RP
Apr 4, 2026 16:52	Josu San Martin	RUSTrust-1.92.0	Success	3,331+12.60 RP
Apr 4, 2026 15:18	Josu San Martin	RUSTrust-1.92.0	Success	3,353
Apr 4, 2026 15:17	Josu San Martin	RUSTrust-1.92.0	Success	3,359
Apr 4, 2026 05:32	Josu San Martin	CPPg++13.3.0	Success	3,469
Apr 4, 2026 05:32	Josu San Martin	RUSTrust-1.92.0	Success	3,581
Apr 4, 2026 05:32	Josu San Martin	RUSTrust-1.92.0	Success	3,697
Apr 4, 2026 05:32	Josu San Martin	RUSTrust-1.92.0	Success	3,628
Apr 4, 2026 04:35	Josu San Martin	CPPg++13.3.0	Success	3,473
Apr 4, 2026 04:35	Josu San Martin	CPPclang++18.1.3	Success	3,675
Apr 4, 2026 04:34	Josu San Martin	CPPclang++18.1.3	Success	3,669
Apr 4, 2026 04:34	Josu San Martin	RUSTrust-1.92.0	Error
Apr 4, 2026 04:28	Josu San Martin	CPPg++13.3.0	Success	3,497
Apr 4, 2026 04:27	Josu San Martin	RUSTrust-1.92.0	Success	6,105
Apr 4, 2026 04:22	Josu San Martin	RUSTrust-1.92.0	Success	6,809
Apr 4, 2026 04:22	Josu San Martin	RUSTrust-1.92.0	Success	3,863
Apr 4, 2026 04:22	Josu San Martin	RUSTrust-1.92.0	Success	3,795
Apr 4, 2026 04:19	Josu San Martin	RUSTrust-1.92.0	Success	3,499
Apr 4, 2026 04:16	Josu San Martin	RUSTrust-1.92.0	Success	4,202
Apr 4, 2026 03:35	Josu San Martin	RUSTrust-1.92.0	Success	3,868
Apr 4, 2026 03:34	Josu San Martin	RUSTrust-1.92.0	Success	3,338+14.32 RP
Apr 4, 2026 03:34	Josu San Martin	RUSTrust-1.92.0	Success	4,240
Apr 4, 2026 03:31	Josu San Martin	RUSTrust-1.92.0	Success	3,807
Apr 4, 2026 03:29	Josu San Martin	RUSTrust-1.92.0	Success	3,346+419.47 RP
Apr 4, 2026 03:27	Josu San Martin	RUSTrust-1.92.0	Success	3,764+17.53 RP
Apr 4, 2026 03:24	Josu San Martin	RUSTrust-1.92.0	Success	4,999
Apr 4, 2026 03:24	Josu San Martin	RUSTrust-1.92.0	Success	3,789+59.24 RP
Apr 4, 2026 03:18	Josu San Martin	RUSTrust-1.92.0	Success	4,038
Apr 4, 2026 01:49	Josu San Martin	RUSTrust-1.94.1	Success	3,876+24.40 RP
Apr 4, 2026 01:49	Josu San Martin	RUSTrust-1.94.1	Success	4,133
Apr 3, 2026 22:38	Taylor Dettling	RUSTrust-1.94.1	Success	3,516
Apr 3, 2026 22:35	Taylor Dettling	RUSTrust-1.94.1	Success	3,513
Apr 3, 2026 22:35	Taylor Dettling	RUSTrust-1.94.1	Success	3,510
Apr 3, 2026 22:30	Taylor Dettling	RUSTrust-1.94.1	Success	3,523
Apr 3, 2026 22:26	Taylor Dettling	RUSTrust-1.94.1	Error
Apr 3, 2026 22:20	Taylor Dettling	RUSTrust-1.94.1	Success	3,523
Apr 3, 2026 22:17	Taylor Dettling	RUSTrust-1.94.1	Success	3,521
Apr 3, 2026 22:16	Taylor Dettling	RUSTrust-1.94.1	Error
Apr 3, 2026 22:15	Taylor Dettling	RUSTrust-1.94.1	Success	3,518
Apr 3, 2026 22:12	Taylor Dettling	RUSTrust-1.94.1	Success	3,447+1.68 RP
Apr 3, 2026 22:10	Taylor Dettling	RUSTrust-1.94.1	Success	3,471
Apr 3, 2026 22:08	Taylor Dettling	RUSTrust-1.94.1	Success	3,469
Apr 3, 2026 22:07	Taylor Dettling	RUSTrust-1.94.1	Success	3,449
Apr 3, 2026 22:07	Taylor Dettling	RUSTrust-1.94.1	Success	3,468
Apr 3, 2026 22:06	Taylor Dettling	RUSTrust-1.94.1	Success	5,253
Apr 3, 2026 22:03	Taylor Dettling	RUSTrust-1.94.1	Success	3,704
Apr 3, 2026 22:01	Taylor Dettling	RUSTrust-1.94.1	Success	3,448+23.46 RP
Apr 3, 2026 21:59	Taylor Dettling	RUSTrust-1.94.1	Success	3,469
Apr 3, 2026 21:56	Taylor Dettling	RUSTrust-1.94.1	Error
Apr 3, 2026 21:51	Taylor Dettling	RUSTrust-1.94.1	Success	3,466
Apr 3, 2026 21:48	Taylor Dettling	RUSTrust-1.94.1	Success	19,035
Apr 3, 2026 21:48	Taylor Dettling	GOgo1.26.1	Success	4,516
Apr 3, 2026 21:45	Taylor Dettling	GOgo1.26.1	Success	5,323
Apr 3, 2026 21:42	Taylor Dettling	RUSTrust-1.94.1	Success	3,462
Apr 3, 2026 21:39	Taylor Dettling	RUSTrust-1.94.1	Success	3,684
Apr 3, 2026 21:35	Taylor Dettling	RUSTrust-1.94.1	Success	3,486
Apr 3, 2026 21:32	Taylor Dettling	RUSTrust-1.94.1	Success	3,497
Apr 3, 2026 21:30	Taylor Dettling	ZIG0.14.0	Success	3,679
Apr 3, 2026 21:29	Taylor Dettling	GOgo1.26.1	Success	3,574
Apr 3, 2026 21:28	Taylor Dettling	RUSTrust-1.94.1	Success	3,462
Apr 3, 2026 21:24	Taylor Dettling	RUSTrust-1.94.1	Error
Apr 3, 2026 21:22	Taylor Dettling	RUSTrust-1.94.1	Success	3,462+1.66 RP
Apr 3, 2026 21:20	Taylor Dettling	ZIG0.14.0	Error
Apr 3, 2026 21:19	Taylor Dettling	GOgo1.26.1	Success	3,547

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