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
Dec 31, 2025 23:41	Hattonuri	CPPclang++18.1.3	Success	4,524
Dec 31, 2025 23:40	Hattonuri	CPPclang++18.1.3	Error
Dec 31, 2025 23:39	Hattonuri	CPPclang++18.1.3	Success	4,672
Dec 31, 2025 23:36	Hattonuri	CPPclang++18.1.3	Success	4,673
Dec 31, 2025 23:35	Hattonuri	CPPclang++18.1.3	Success	4,674
Dec 31, 2025 23:35	Hattonuri	CPPclang++18.1.3	Error
Dec 31, 2025 23:32	Hattonuri	CPPclang++18.1.3	Success	4,671
Dec 31, 2025 23:29	Hattonuri	CPPclang++18.1.3	Success	4,462
Dec 31, 2025 23:28	Hattonuri	CPPclang++18.1.3	Success	5,164
Dec 31, 2025 23:27	Hattonuri	CPPclang++18.1.3	Error
Dec 31, 2025 18:47	Hattonuri	CPPclang++18.1.3	Success	4,776
Dec 31, 2025 18:47	Hattonuri	CPPg++13.3.0	Success	6,093
Dec 30, 2025 00:28	Josu San Martin	RUSTrust-1.92.0	Success	7,561+1'322.58 RP
Dec 29, 2025 23:03	Hattonuri	CPPg++13.3.0	Error
Dec 29, 2025 22:52	Hattonuri	CPPclang++18.1.3	Success	4,114+37.81 RP
Dec 29, 2025 22:45	Hattonuri	CPPclang++18.1.3	Success	4,207
Dec 29, 2025 22:40	Hattonuri	CPPclang++18.1.3	Success	4,755
Dec 29, 2025 22:33	Hattonuri	CPPclang++18.1.3	Success	4,468
Dec 29, 2025 22:32	Hattonuri	CPPclang++18.1.3	Success	4,465
Dec 29, 2025 22:31	Hattonuri	CPPclang++18.1.3	Error
Dec 29, 2025 22:29	Hattonuri	CPPclang++18.1.3	Error
Dec 29, 2025 22:27	Hattonuri	CPPclang++18.1.3	Error
Dec 29, 2025 22:25	Hattonuri	CPPclang++18.1.3	Error
Dec 29, 2025 21:39	Hattonuri	CPPclang++18.1.3	Success	4,179+14.80 RP
Dec 29, 2025 21:37	Hattonuri	CPPclang++18.1.3	Success	4,310
Dec 29, 2025 20:42	Hattonuri	CPPclang++18.1.3	Success	4,270
Dec 29, 2025 20:41	Hattonuri	CPPclang++18.1.3	Success	4,205+79.80 RP
Dec 29, 2025 20:37	Hattonuri	CPPclang++18.1.3	Success	4,351+65.18 RP
Dec 29, 2025 20:30	Hattonuri	CPPclang++18.1.3	Success	4,529
Dec 29, 2025 20:29	Hattonuri	CPPclang++18.1.3	Error
Dec 29, 2025 20:27	Hattonuri	CPPclang++18.1.3	Success	4,478+2.49 RP
Dec 29, 2025 20:23	Hattonuri	CPPclang++18.1.3	Success	4,501
Dec 29, 2025 20:22	Hattonuri	CPPclang++18.1.3	Success	4,966
Dec 29, 2025 20:09	Hattonuri	CPPclang++18.1.3	Success	4,483+52.00 RP
Dec 29, 2025 20:08	Hattonuri	CPPg++13.3.0	Error
Dec 29, 2025 20:05	Hattonuri	CPPclang++18.1.3	Success	5,058
Dec 29, 2025 19:53	Hattonuri	CPPclang++18.1.3	Success	4,590+1'586.30 RP
Dec 29, 2025 18:42	Hattonuri	CPPg++13.3.0	Success	16,882+1.89 RP
Dec 29, 2025 18:36	Keefe	CPPclang++18.1.3	Success	5,509+74.57 RP
Dec 29, 2025 18:35	Hattonuri	CPPg++13.3.0	Success	16,936+80.80 RP
Dec 29, 2025 18:34	Hattonuri	CPPg++13.3.0	Error
Dec 29, 2025 18:32	Keefe	CPPg++13.3.0	Success	5,745+239.59 RP
Dec 29, 2025 18:21	Hattonuri	CPPg++13.3.0	Error
Dec 29, 2025 18:15	Hattonuri	CPPg++13.3.0	Error
Dec 29, 2025 18:06	Hattonuri	CPPg++13.3.0	Error
Dec 29, 2025 17:57	Hattonuri	CPPg++13.3.0	Success	19,621+30.36 RP
Dec 29, 2025 17:54	Hattonuri	CPPg++13.3.0	Error
Dec 29, 2025 17:34	Hattonuri	CPPg++13.3.0	Success	20,864+0.28 RP
Dec 29, 2025 17:32	Hattonuri	CPP	Success	20,876+479.02 RP
Dec 29, 2025 16:53	Hattonuri	CPPg++13.3.0	Recalculating
Dec 29, 2025 16:01	Hattonuri	CPPg++13.3.0	Error
Dec 29, 2025 16:00	Hattonuri	CPPg++13.3.0	Error
Dec 29, 2025 15:51	Josu San Martin	RUSTrust-1.92.0	Error
Dec 21, 2025 16:30	AnSa	CPPg++13.3.0	Success	4,571
Dec 21, 2025 16:15	AnSa	CPPg++13.3.0	Success	4,418+60.34 RP
Dec 21, 2025 16:12	AnSa	CPPg++13.3.0	Success	8,152
Dec 21, 2025 14:56	AnSa	CPPg++13.3.0	Success	8,241
Dec 21, 2025 14:07	AnSa	CPPg++13.3.0	Success	4,833
Dec 21, 2025 14:02	AnSa	CPPg++13.3.0	Success	4,539+2.42 RP
Dec 21, 2025 14:01	AnSa	CPPg++13.3.0	Success	4,578
Dec 21, 2025 13:31	AnSa	CPPg++13.3.0	Success	4,544+1.94 RP
Dec 21, 2025 13:28	AnSa	CPPg++13.3.0	Success	4,548+1'189.38 RP
Dec 21, 2025 13:22	AnSa	CPPg++13.3.0	Error
Dec 21, 2025 12:47	AnSa	CPPclang++18.1.3	Success	18,349
Dec 21, 2025 12:46	AnSa	CPPg++13.3.0	Success	18,614
Dec 21, 2025 12:45	AnSa	CPPg++13.3.0	Success	18,475
Dec 21, 2025 12:44	AnSa	CPPg++13.3.0	Success	18,261
Dec 21, 2025 12:41	AnSa	CPPg++13.3.0	Error
Dec 21, 2025 12:31	AnSa	CPPg++13.3.0	Success	51,119
Dec 21, 2025 12:30	AnSa	CPPg++13.3.0	Success	49,415
Dec 21, 2025 12:28	AnSa	CPPg++13.3.0	Error
Dec 21, 2025 12:22	AnSa	CPPg++13.3.0	Error
Dec 16, 2025 19:00	Yehor Bondar	CPPg++13.3.0	Success	6,690+1'126.06 RP
Dec 16, 2025 18:29	Yehor Bondar	CPPclang++18.1.3	Error
Dec 16, 2025 18:26	Yehor Bondar	CPPclang++18.1.3	Error
Dec 16, 2025 13:32	Andrei	CSHARP9.0.11	Success	6,452
Dec 16, 2025 13:29	Andrei	CSHARP9.0.11	Success	7,059
Dec 16, 2025 13:22	Andrei	CSHARP9.0.11	Success	6,430+1'088.18 RP
Dec 16, 2025 13:16	Andrei	CSHARP9.0.11	Error
Dec 16, 2025 13:08	Andrei	CSHARP9.0.11	Success	9,890+1'628.09 RP
Dec 14, 2025 15:42	Alexander Frolov	GOgo1.25.5	Success	3,592
Dec 7, 2025 00:50	Yehor Bondar	CPPclang++18.1.3	Success	27,122+345.18 RP
Dec 6, 2025 23:37	Yehor Bondar	CPPclang++18.1.3	Success	425,114+0.27 RP
Dec 6, 2025 11:37	Aditya Singh	CPPg++13.3.0	Success	32,918
Dec 6, 2025 11:36	Aditya Singh	CPPclang++18.1.3	Success	33,091
Dec 6, 2025 11:31	Aditya Singh	CPPg++13.3.0	Success	32,888+304.06 RP
Dec 6, 2025 10:35	edviron-tech	CPPg++13.3.0	Success	425,914+23.48 RP
Dec 5, 2025 15:31	aranjancode	CPPclang++18.1.3	Success	423,631+23.61 RP
Dec 5, 2025 08:04	Yehor Bondar	CPPg++13.3.0	Error
Dec 5, 2025 07:50	Yehor Bondar	CPPg++13.3.0	Success	430,102+23.25 RP
Nov 20, 2025 11:38	izotoff	GOgo1.25.4	Success	11,146+15.81 RP
Nov 20, 2025 09:42	izotoff	GOgo1.25.4	Success	11,630
Nov 20, 2025 09:38	izotoff	GOgo1.25.4	Success	11,346+76.54 RP
Nov 20, 2025 09:27	izotoff	GOgo1.25.4	Error
Nov 20, 2025 09:22	izotoff	GOgo1.25.4	Error
Nov 20, 2025 06:17	izotoff	GOgo1.25.4	Success	12,771
Nov 20, 2025 06:15	izotoff	GOgo1.11	Success	14,259
Nov 20, 2025 04:50	izotoff	GOgo1.25.4	Success	12,425+368.43 RP
Nov 19, 2025 23:47	izotoff	CPPg++13.3.0	Error
Nov 19, 2025 23:36	izotoff	CPPg++13.3.0	Error

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