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	1:20.1.2-0ubuntu1~24.04.3	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	3.0.13-0ubuntu3.11	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 19, 2026 08:18	e1011	CPPg++10.5.0	Success	6,767
Oct 19, 2026 08:17	e1011	CPPg++10.5.0	Error
Oct 19, 2026 08:17	e1011	CPPg++10.5.0	Error
Oct 19, 2026 08:12	e1011	CPPg++10.5.0	Error
Oct 19, 2026 08:11	e1011	CPPg++10.5.0	Success	7,306
Oct 19, 2026 08:08	e1011	CPPg++10.5.0	Success	7,340
Oct 19, 2026 07:50	e1011	CPPg++10.5.0	Success	6,737
Oct 19, 2026 07:48	e1011	CPPg++10.5.0	Success	6,734
Oct 19, 2026 07:43	e1011	CPPg++10.5.0	Success	6,722+0.22 RP
Oct 19, 2026 05:05	izotoff	GOgo1.26.2	Success	11,305
Oct 19, 2026 04:40	e1011	CPPg++10.5.0	Success	19,103
Oct 19, 2026 04:40	e1011	CPPg++10.5.0	Success	19,016
Oct 19, 2026 04:40	e1011	CPPg++10.5.0	Success	9,648
Oct 19, 2026 04:39	e1011	CPPg++10.5.0	Success	8,188
Oct 19, 2026 04:39	e1011	CPPg++10.5.0	Success	7,509
Oct 19, 2026 04:39	e1011	CPPg++10.5.0	Success	7,056
Oct 19, 2026 04:39	e1011	CPPg++10.5.0	Success	7,014
Oct 19, 2026 04:39	e1011	CPPg++10.5.0	Success	6,871
Oct 19, 2026 04:39	e1011	CPPg++10.5.0	Success	6,723+2.43 RP
Oct 19, 2026 04:39	e1011	CPPg++10.5.0	Success	6,734+7.24 RP
Oct 19, 2026 04:24	izotoff	GOgo1.26.2	Success	10,980+13.56 RP
Oct 19, 2026 03:00	e1011	CPPg++10.5.0	Success	6,767+5.66 RP
Oct 19, 2026 02:59	izotoff	GOgo1.26.2	Success	13,413
Oct 19, 2026 02:59	e1011	CPPg++10.5.0	Success	7,045
Oct 19, 2026 02:58	e1011	CPPg++10.5.0	Success	18,991
Oct 19, 2026 02:58	e1011	CPPg++10.5.0	Success	6,793+67.61 RP
Oct 19, 2026 02:56	e1011	CPPg++10.5.0	Success	7,120+977.38 RP
Oct 19, 2026 02:55	izotoff	GOgo1.26.2	Error
Oct 19, 2026 01:53	e1011	CPPg++10.5.0	Success	23,413+1.07 RP
Oct 19, 2026 01:49	e1011	CPPg++10.5.0	Success	23,727
Oct 19, 2026 01:48	e1011	CPPg++10.5.0	Error
Oct 19, 2026 01:43	e1011	CPPg++10.5.0	Success	23,472+2.78 RP
Oct 19, 2026 01:37	e1011	CPPg++10.5.0	Success	23,668
Oct 19, 2026 01:30	e1011	CPPg++10.5.0	Success	23,626+0.18 RP
Oct 19, 2026 01:28	e1011	CPPg++10.5.0	Success	27,846
Oct 19, 2026 01:27	e1011	CPPg++10.5.0	Success	23,692
Oct 19, 2026 01:26	e1011	CPPg++10.5.0	Error
Oct 19, 2026 01:24	e1011	CPPg++10.5.0	Success	23,660
Oct 19, 2026 01:20	e1011	CPPg++10.5.0	Success	23,636+64.22 RP
Oct 19, 2026 01:17	e1011	CPPg++10.5.0	Success	27,866+102.48 RP
Oct 19, 2026 01:13	e1011	CPPg++10.5.0	Error
Oct 19, 2026 01:05	izotoff	GOgo1.26.2	Success	41,045
Oct 19, 2026 01:00	e1011	CPPg++10.5.0	Error
Oct 19, 2026 00:58	e1011	CPPg++10.5.0	Error
Oct 18, 2026 23:27	e1011	CPPg++10.5.0	Success	39,004+261.38 RP
Oct 18, 2026 04:06	zayd-ansari-code	CPPg++10.5.0	Success	24,395+59.88 RP
Oct 18, 2026 02:30	zayd-ansari-code	CPPg++10.5.0	Success	28,568+56.19 RP
Oct 18, 2026 02:09	zayd-ansari-code	CPPg++10.5.0	Error
Oct 18, 2026 01:38	zayd-ansari-code	CPPg++10.5.0	Success	34,031+7.93 RP
Oct 18, 2026 00:42	zayd-ansari-code	CPPg++10.5.0	Success	34,975+19.24 RP
Oct 18, 2026 00:35	zayd-ansari-code	CPPg++10.5.0	Success	38,882
Oct 18, 2026 00:30	zayd-ansari-code	CPPg++10.5.0	Success	37,498+10.45 RP
Oct 18, 2026 00:28	zayd-ansari-code	CPPg++10.5.0	Error
Oct 18, 2026 00:25	zayd-ansari-code	CPPg++10.5.0	Error
Oct 18, 2026 00:22	zayd-ansari-code	CPPg++10.5.0	Error
Oct 18, 2026 00:21	zayd-ansari-code	CPPg++10.5.0	Error
Oct 18, 2026 00:18	zayd-ansari-code	CPPg++10.5.0	Success	39,028+261.23 RP
Oct 17, 2026 09:54	Kacpxer	CPPclang++20.1.2	Success	2,303+4'342.16 RP
Oct 17, 2026 06:17	highload-churner	CPPclang++18.1.3	Success	990+40.72 RP
Oct 17, 2026 06:09	highload-churner	CPPclang++18.1.3	Success	992+181.28 RP
Oct 17, 2026 05:56	highload-churner	CPPclang++18.1.3	Success	1,001+119.04 RP
Oct 17, 2026 03:03	highload-churner	CPPclang++18.1.3	Success	1,007
Oct 17, 2026 02:58	highload-churner	CPPclang++18.1.3	Success	1,008
Oct 17, 2026 01:13	highload-churner	CPPclang++18.1.3	Success	1,007+19.70 RP
Oct 17, 2026 00:58	highload-churner	CPPclang++18.1.3	Success	1,008+517.60 RP
Oct 17, 2026 00:28	highload-churner	CPPclang++18.1.3	Success	1,035+184.92 RP
Oct 16, 2026 21:41	janwww	RUSTrust-1.95.0	Success	1,482+245.69 RP
Oct 16, 2026 15:23	Mark Korneichik	RUSTrust-1.99.1	Success	922+46.96 RP
Oct 16, 2026 15:20	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 15:14	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 15:10	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 15:01	Mark Korneichik	RUSTrust-1.99.1	Success	924+458.58 RP
Oct 16, 2026 14:44	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 14:29	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 14:26	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 14:22	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 14:18	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 14:05	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 13:57	highload-churner	CPPclang++18.1.3	Success	1,470
Oct 16, 2026 13:54	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 13:51	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 13:48	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 13:44	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 13:39	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 13:35	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 13:30	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 13:27	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 13:23	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 13:19	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 13:16	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 13:08	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 12:49	Mark Korneichik	RUSTrust-1.99.1	Success	944
Oct 16, 2026 12:22	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 12:18	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 12:09	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 12:02	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 11:56	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 11:48	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 11:34	Mark Korneichik	RUSTrust-1.99.0	Error
Oct 16, 2026 11:08	Mark Korneichik	RUSTrust-1.99.1	Success	944+757.44 RP

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