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
Jun 9, 2026 19:07	Victor Mercklé	CSHARP10.0.7	Error
Jun 9, 2026 19:02	Victor Mercklé	CSHARP10.0.7	Error
Jun 8, 2026 21:57	Victor Mercklé	RUSTrust-1.95.0	Success	7,532
Jun 8, 2026 21:47	Victor Mercklé	RUSTrust-1.95.0	Success	7,521
Jun 8, 2026 21:42	Victor Mercklé	RUSTrust-1.95.0	Success	7,502+4.60 RP
Jun 8, 2026 21:34	Victor Mercklé	RUSTrust-1.95.0	Success	7,528+2.99 RP
Jun 8, 2026 21:29	Victor Mercklé	RUSTrust-1.95.0	Success	7,545+0.35 RP
Jun 8, 2026 21:24	Victor Mercklé	RUSTrust-1.95.0	Success	7,547+13.55 RP
Jun 8, 2026 21:19	Victor Mercklé	RUSTrust-1.95.0	Error
Jun 8, 2026 21:14	Victor Mercklé	RUSTrust-1.95.0	Error
Jun 8, 2026 00:42	Victor Mercklé	CPPg++14.2.0	Success	7,807
Jun 8, 2026 00:37	Victor Mercklé	CPPg++14.2.0	Success	7,411+12.09 RP
Jun 8, 2026 00:29	Victor Mercklé	CPPg++14.2.0	Success	7,520
Jun 8, 2026 00:20	Victor Mercklé	CPPg++14.2.0	Success	7,478+1.61 RP
Jun 8, 2026 00:03	Victor Mercklé	CPPg++14.2.0	Success	7,845
Jun 7, 2026 23:57	Victor Mercklé	CPPg++14.2.0	Success	8,171
Jun 7, 2026 23:49	Victor Mercklé	CPPg++14.2.0	Error
Jun 7, 2026 01:47	Victor Mercklé	CPPg++14.2.0	Success	7,607
Jun 7, 2026 01:41	Victor Mercklé	CPPg++14.2.0	Success	7,487+8.68 RP
Jun 7, 2026 01:35	Victor Mercklé	CPPg++14.2.0	Success	7,631
Jun 7, 2026 01:30	Victor Mercklé	CPPg++14.2.0	Success	7,657
Jun 7, 2026 01:22	Victor Mercklé	CPPg++14.2.0	Success	9,143
Jun 7, 2026 01:14	Victor Mercklé	CPPg++14.2.0	Success	7,759
Jun 7, 2026 01:09	Victor Mercklé	CPPg++14.2.0	Success	7,661
Jun 7, 2026 01:04	Victor Mercklé	CPPg++14.2.0	Success	7,661
Jun 7, 2026 00:58	Victor Mercklé	CPPg++14.2.0	Success	7,772
Jun 7, 2026 00:50	Victor Mercklé	CPPg++14.2.0	Success	8,021+5.00 RP
Jun 6, 2026 09:36	Victor Mercklé	CPPg++14.2.0	Success	7,536+7.01 RP
Jun 6, 2026 09:28	Victor Mercklé	CPPg++14.2.0	Success	7,576+23.78 RP
Jun 6, 2026 09:21	Victor Mercklé	CPPg++14.2.0	Success	7,715+8.68 RP
Jun 6, 2026 09:07	Victor Mercklé	CPPg++14.2.0	Success	7,811
Jun 6, 2026 08:55	Victor Mercklé	CPPg++14.2.0	Success	7,809
Jun 6, 2026 08:48	Victor Mercklé	CPPg++14.2.0	Success	7,856
Jun 6, 2026 08:43	Victor Mercklé	CPPg++14.2.0	Success	7,767+13.29 RP
Jun 6, 2026 08:38	Victor Mercklé	CPPg++14.2.0	Success	7,848+17.93 RP
Jun 6, 2026 08:33	Victor Mercklé	CPPg++14.2.0	Success	7,960+5.34 RP
Jun 6, 2026 08:28	Victor Mercklé	CPPg++14.2.0	Success	7,994+12.24 RP
Jun 6, 2026 08:23	Victor Mercklé	CPPg++14.2.0	Error	+84.63 RP
Jun 6, 2026 08:15	Victor Mercklé	CPPg++14.2.0	Success	8,676
Jun 6, 2026 08:10	Victor Mercklé	CPPg++14.2.0	Success	8,676
Jun 6, 2026 08:05	Victor Mercklé	CPPg++14.2.0	Success	8,665+10.82 RP
Jun 6, 2026 08:00	Victor Mercklé	CPPg++14.2.0	Success	8,747+11.77 RP
Jun 6, 2026 07:55	Victor Mercklé	CPPg++14.2.0	Success	8,838+2.94 RP
Jun 6, 2026 07:48	Victor Mercklé	CPPg++14.2.0	Success	8,942
Jun 6, 2026 07:43	Victor Mercklé	CPPg++14.2.0	Success	8,890
Jun 6, 2026 07:38	Victor Mercklé	CPPg++14.2.0	Success	8,917
Jun 6, 2026 07:33	Victor Mercklé	CPPg++14.2.0	Success	8,950
Jun 6, 2026 07:28	Victor Mercklé	CPPg++14.2.0	Success	8,861+25.03 RP
Jun 6, 2026 07:23	Victor Mercklé	CPPg++14.2.0	Success	9,081
Jun 6, 2026 07:18	Victor Mercklé	CPPg++14.2.0	Success	9,062+14.07 RP
Jun 6, 2026 07:13	Victor Mercklé	CPPg++14.2.0	Success	9,248
Jun 6, 2026 07:06	Victor Mercklé	CPPg++14.2.0	Success	9,275
Jun 6, 2026 07:01	Victor Mercklé	CPPg++14.2.0	Success	9,179+14.87 RP
Jun 6, 2026 06:56	Victor Mercklé	CPPg++14.2.0	Success	9,659
Jun 6, 2026 06:46	Victor Mercklé	CPPg++14.2.0	Success	9,306+7.57 RP
Jun 6, 2026 06:41	Victor Mercklé	CPPg++14.2.0	Success	9,393
Jun 6, 2026 06:36	Victor Mercklé	CPPg++14.2.0	Success	9,372+16.26 RP
Jun 6, 2026 06:31	Victor Mercklé	CPPg++14.2.0	Success	9,545
Jun 5, 2026 12:47	Victor Mercklé	CPPg++14.2.0	Success	9,545
Jun 5, 2026 12:40	Victor Mercklé	CPPg++14.2.0	Success	9,552
Jun 5, 2026 12:24	Victor Mercklé	CPPg++14.2.0	Success	9,640
Jun 5, 2026 12:06	Victor Mercklé	CPPg++14.2.0	Success	9,625
Jun 5, 2026 12:00	Victor Mercklé	CPPg++14.2.0	Success	9,517+4.62 RP
Jun 5, 2026 11:54	Victor Mercklé	CPPg++14.2.0	Success	13,693
Jun 5, 2026 11:48	Victor Mercklé	CPPg++14.2.0	Success	9,596
Jun 5, 2026 11:43	Victor Mercklé	CPPg++14.2.0	Success	9,618
Jun 5, 2026 11:38	Victor Mercklé	CPPg++14.2.0	Success	9,984
Jun 5, 2026 11:33	Victor Mercklé	CPPg++14.2.0	Success	10,630
May 25, 2026 20:22	Pavel Skripkin	RUSTrust-1.95.0	Error
May 25, 2026 20:21	Pavel Skripkin	RUSTrust-1.95.0	Error
May 25, 2026 20:10	Pavel Skripkin	RUSTrust-1.95.0	Error
May 25, 2026 20:02	Pavel Skripkin	RUSTrust-1.95.0	Error
May 25, 2026 20:01	Pavel Skripkin	RUSTrust-1.95.0	Error
May 25, 2026 19:55	Pavel Skripkin	RUSTrust-1.95.0	Error
May 25, 2026 19:52	Pavel Skripkin	RUSTrust-1.95.0	Success	30,485+71.40 RP
May 25, 2026 19:39	Pavel Skripkin	RUSTrust-1.95.0	Success	40,065
May 22, 2026 19:01	M-Rochat	CPPclang++18.1.3	Success	22,845
May 22, 2026 18:57	M-Rochat	CPPclang++19.1.1	Success	22,767
May 22, 2026 18:53	M-Rochat	CPPclang++19.1.1	Success	22,807
May 22, 2026 18:47	M-Rochat	CPPclang++19.1.1	Success	22,720
May 22, 2026 18:40	M-Rochat	CPPclang++19.1.1	Success	22,698+13.07 RP
May 22, 2026 17:24	M-Rochat	CPPclang++19.1.1	Success	23,503
May 22, 2026 17:19	M-Rochat	CPPclang++19.1.1	Success	23,464
May 22, 2026 17:15	M-Rochat	CPPclang++17.0.6	Success	23,888
May 22, 2026 17:12	M-Rochat	CPPclang++20.1.2	Success	24,267
May 22, 2026 17:08	M-Rochat	CPPclang++19.1.1	Success	23,392+0.18 RP
May 22, 2026 17:03	M-Rochat	CPPclang++18.1.3	Success	23,402+1.13 RP
May 22, 2026 16:59	M-Rochat	CPPclang++18.1.3	Success	23,464+0.13 RP
May 22, 2026 16:55	M-Rochat	CPPclang++18.1.3	Success	23,471+2.49 RP
May 22, 2026 16:49	M-Rochat	CPPclang++18.1.3	Success	24,942
May 22, 2026 16:43	M-Rochat	CPPclang++18.1.3	Success	25,914
May 22, 2026 01:27	Josu San Martin	CPPg++14.2.0	Success	29,288
May 22, 2026 01:23	Josu San Martin	CPPg++14.2.0	Success	29,400
May 22, 2026 01:19	Josu San Martin	CPPg++14.2.0	Success	29,640
May 22, 2026 01:12	Josu San Martin	CPPg++14.2.0	Success	10,685
May 22, 2026 01:07	Josu San Martin	CPPg++14.2.0	Success	100,459
May 22, 2026 01:01	Josu San Martin	CPPg++14.2.0	Success	12,084
May 22, 2026 00:57	Josu San Martin	CPPg++14.2.0	Success	28,244
May 22, 2026 00:57	Josu San Martin	CPPg++14.2.0	Success	12,079
May 22, 2026 00:53	Josu San Martin	CPPg++14.2.0	Success	12,188

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