Sum of prime numbers

Compute the sum of all prime numbers in a stream of binary integers as fast as possible.

Input: 1 000 000 uint32 values in little-endian binary on STDIN (4 bytes each).

Output: The uint64 sum of all values that are prime, printed as a decimal string.

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
Feb 6, 2026 01:13	zielaj	CPPclang++18.1.3	Success	199,226
Feb 6, 2026 01:12	zielaj	CPPclang++18.1.3	Error
Feb 6, 2026 01:10	zielaj	CPPclang++18.1.3	Success	200,919
Feb 6, 2026 01:09	zielaj	CPPclang++18.1.3	Error
Feb 6, 2026 01:08	zielaj	CPPclang++18.1.3	Success	3,576
Feb 6, 2026 00:16	vahook	CPPg++13.3.0	Error
Feb 5, 2026 23:40	vahook	CPPg++13.3.0	Success	3,519
Feb 5, 2026 23:27	vahook	CPPg++13.3.0	Error
Feb 5, 2026 23:17	vahook	CPPg++13.3.0	Error
Feb 5, 2026 23:12	vahook	CPPg++13.3.0	Success	4,115
Feb 5, 2026 23:12	vahook	CPPg++13.3.0	Success	3,519
Feb 5, 2026 23:11	vahook	CPPg++13.3.0	Error
Feb 5, 2026 23:09	vahook	CPPg++13.3.0	Error
Feb 5, 2026 22:50	vahook	CPPg++13.3.0	Success	3,799
Feb 5, 2026 22:17	vahook	CPPg++13.3.0	Error
Feb 5, 2026 22:12	vahook	CPPg++13.3.0	Error	+5.83 RP
Feb 5, 2026 22:10	vahook	CPPg++13.3.0	Error
Feb 5, 2026 22:08	vahook	CPPg++13.3.0	Error
Feb 5, 2026 20:22	vahook	CPPg++13.3.0	Error
Feb 5, 2026 20:20	vahook	CPPg++13.3.0	Error
Feb 5, 2026 20:18	vahook	CPPg++13.3.0	Error
Feb 5, 2026 20:15	vahook	CPPg++13.3.0	Error
Feb 5, 2026 19:47	vahook	CPPg++13.3.0	Error
Feb 5, 2026 19:42	vahook	CPPg++13.3.0	Error
Feb 5, 2026 19:15	vahook	CPPg++13.3.0	Success	3,607
Feb 5, 2026 19:15	vahook	CPPg++13.3.0	Success	3,723
Feb 5, 2026 17:47	vahook	CPPg++13.3.0	Error
Feb 5, 2026 17:34	vahook	CPPg++13.3.0	Error
Feb 5, 2026 17:29	vahook	CPPg++13.3.0	Error
Feb 5, 2026 17:28	vahook	CPPg++13.3.0	Error
Feb 5, 2026 17:26	vahook	CPPg++13.3.0	Error
Feb 5, 2026 17:21	vahook	CPPg++13.3.0	Error
Feb 5, 2026 17:19	vahook	CPPg++13.3.0	Error
Feb 5, 2026 16:53	vahook	CPPg++13.3.0	Error
Feb 5, 2026 16:51	vahook	CPPg++13.3.0	Error	+1.66 RP
Feb 5, 2026 16:46	vahook	CPPg++13.3.0	Error
Feb 5, 2026 16:44	vahook	CPPg++13.3.0	Error
Feb 5, 2026 16:41	vahook	CPPg++13.3.0	Error
Feb 5, 2026 16:38	vahook	CPPg++13.3.0	Success	3,559
Feb 5, 2026 16:37	vahook	CPPg++13.3.0	Error
Feb 5, 2026 16:35	vahook	CPPg++13.3.0	Success	3,519
Feb 5, 2026 16:32	vahook	CPPg++13.3.0	Error
Feb 5, 2026 16:26	vahook	CPPg++13.3.0	Success	3,576
Feb 5, 2026 16:25	vahook	CPPg++13.3.0	Success	3,564
Feb 5, 2026 16:24	vahook	CPPg++13.3.0	Error
Feb 5, 2026 16:17	vahook	CPPg++13.3.0	Error
Feb 5, 2026 16:16	vahook	CPPg++13.3.0	Error
Feb 5, 2026 16:15	vahook	CPPg++13.3.0	Success	3,519
Feb 5, 2026 16:13	vahook	CPPg++13.3.0	Error
Feb 5, 2026 16:11	vahook	CPPg++13.3.0	Error
Feb 5, 2026 16:10	vahook	CPPg++13.3.0	Error
Feb 5, 2026 16:10	vahook	CPPg++13.3.0	Success	3,518
Feb 5, 2026 16:05	vahook	CPPg++13.3.0	Error
Feb 5, 2026 16:01	vahook	CPPg++13.3.0	Error
Feb 5, 2026 15:59	vahook	CPPg++13.3.0	Error
Feb 5, 2026 15:56	vahook	CPPg++13.3.0	Error
Feb 5, 2026 15:31	vahook	CPPg++13.3.0	Error
Feb 5, 2026 15:30	vahook	CPPg++13.3.0	Error
Feb 5, 2026 02:24	vahook	CPPg++13.3.0	Success	3,574
Feb 5, 2026 02:24	vahook	CPPg++13.3.0	Error
Feb 5, 2026 02:17	vahook	CPPg++13.3.0	Success	3,580
Feb 5, 2026 02:16	vahook	CPPg++13.3.0	Error	+1.66 RP
Feb 5, 2026 02:14	vahook	CPPg++13.3.0	Success	3,519
Feb 5, 2026 02:14	vahook	CPPg++13.3.0	Success	3,560
Feb 5, 2026 02:09	vahook	CPPg++13.3.0	Success	3,559
Feb 5, 2026 02:08	vahook	CPPg++13.3.0	Error
Feb 5, 2026 02:06	vahook	CPPg++13.3.0	Success	3,545
Feb 5, 2026 01:17	vahook	CPPg++13.3.0	Error
Feb 5, 2026 01:14	vahook	CPPg++13.3.0	Success	3,523
Feb 5, 2026 01:12	vahook	CPPg++13.3.0	Error
Feb 5, 2026 01:07	vahook	CPPg++13.3.0	Error
Feb 5, 2026 01:04	vahook	CPPg++13.3.0	Error
Feb 5, 2026 01:02	vahook	CPPg++13.3.0	Error
Feb 5, 2026 01:00	vahook	CPPg++13.3.0	Error
Feb 5, 2026 00:50	vahook	CPPg++13.3.0	Success	3,563
Feb 5, 2026 00:44	vahook	CPPg++13.3.0	Error
Feb 5, 2026 00:40	vahook	CPPg++13.3.0	Error	+4.97 RP
Feb 5, 2026 00:32	vahook	CPPg++13.3.0	Error
Feb 5, 2026 00:30	vahook	CPPg++13.3.0	Error
Feb 5, 2026 00:12	vahook	CPPg++13.3.0	Error
Feb 4, 2026 23:50	vahook	CPPg++13.3.0	Error
Feb 4, 2026 22:58	vahook	CPPg++13.3.0	Error
Feb 4, 2026 22:57	vahook	CPPg++13.3.0	Error
Feb 4, 2026 22:54	vahook	CPPg++13.3.0	Error
Feb 4, 2026 22:53	vahook	CPPg++13.3.0	Error
Feb 4, 2026 22:52	vahook	CPPg++13.3.0	Error
Feb 4, 2026 22:52	vahook	CPPg++13.3.0	Success	3,570
Feb 4, 2026 22:40	vahook	CPPg++13.3.0	Success	3,559
Feb 4, 2026 22:36	vahook	CPPg++13.3.0	Error
Feb 4, 2026 22:35	vahook	CPPg++13.3.0	Success	3,543
Feb 4, 2026 21:23	vahook	CPPg++13.3.0	Error	+47.16 RP
Feb 4, 2026 21:22	vahook	CPPg++13.3.0	Success	3,536+16.70 RP
Feb 4, 2026 21:15	vahook	CPPg++13.3.0	Success	3,557+4.73 RP
Feb 4, 2026 21:14	vahook	CPPg++13.3.0	Success	3,580
Feb 4, 2026 21:14	vahook	CPPg++13.3.0	Success	3,563+2.36 RP
Feb 4, 2026 21:13	vahook	CPPg++13.3.0	Success	3,586
Feb 4, 2026 21:12	vahook	CPPg++13.3.0	Success	3,586
Feb 4, 2026 21:10	vahook	CPPg++13.3.0	Success	3,566
Feb 4, 2026 21:05	vahook	CPPg++13.3.0	Success	3,593
Feb 4, 2026 20:36	vahook	CPPg++13.3.0	Success	3,581

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