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
Aug 31, 2026 01:14	Tomislav Tunkovic	ZIG0.15.1	Success	2,688+647.10 RP
Aug 29, 2026 17:43	Victor Mercklé	CPPg++14.2.0	Success	3,136
Aug 29, 2026 17:21	Victor Mercklé	CPPg++14.2.0	Success	3,106
Aug 29, 2026 17:11	Victor Mercklé	CPPg++14.2.0	Success	3,135
Aug 29, 2026 16:59	Victor Mercklé	CPPg++14.2.0	Success	3,073+39.75 RP
Aug 29, 2026 16:19	Victor Mercklé	CPPg++14.2.0	Success	3,111+29.69 RP
Aug 29, 2026 15:54	Victor Mercklé	CPPg++14.2.0	Success	3,147
Aug 29, 2026 15:36	Victor Mercklé	CPPg++14.2.0	Success	3,281
Aug 29, 2026 15:29	Victor Mercklé	CPPg++14.2.0	Success	3,288
Aug 29, 2026 15:02	Victor Mercklé	CPPg++14.2.0	Success	3,357
Aug 29, 2026 14:53	Victor Mercklé	CPPg++14.2.0	Success	3,189
Aug 29, 2026 14:44	Victor Mercklé	CPPg++14.2.0	Success	3,397
Aug 29, 2026 14:21	Victor Mercklé	CPPg++14.2.0	Success	3,498
Aug 29, 2026 14:14	Victor Mercklé	CPPg++14.2.0	Success	3,187
Aug 29, 2026 14:04	Victor Mercklé	CPPg++14.2.0	Success	4,045
Aug 29, 2026 13:57	Victor Mercklé	CPPg++14.2.0	Success	4,623
Aug 29, 2026 13:49	Victor Mercklé	CPPg++14.2.0	Success	3,204
Aug 29, 2026 13:30	Victor Mercklé	CPPg++14.2.0	Success	4,331
Aug 29, 2026 13:05	Victor Mercklé	CPPg++14.2.0	Success	3,276
Aug 29, 2026 12:53	Victor Mercklé	CPPg++14.2.0	Success	3,211
Aug 29, 2026 12:35	Victor Mercklé	CPPg++14.2.0	Success	3,289
Aug 29, 2026 12:22	Victor Mercklé	CPPg++14.2.0	Success	3,269
Aug 29, 2026 12:15	Victor Mercklé	CPPg++14.2.0	Success	3,205
Aug 29, 2026 11:58	Victor Mercklé	CPPg++14.2.0	Success	3,140+80.09 RP
Aug 29, 2026 11:38	Victor Mercklé	CPPg++14.2.0	Success	3,284
Aug 29, 2026 11:32	Victor Mercklé	CPPg++14.2.0	Success	3,270
Aug 29, 2026 10:20	Victor Mercklé	CPPg++14.2.0	Success	3,221+39.02 RP
Aug 29, 2026 09:57	Victor Mercklé	CPPg++14.2.0	Success	3,312
Aug 29, 2026 09:50	Victor Mercklé	CPPg++14.2.0	Success	3,475
Aug 29, 2026 09:26	Victor Mercklé	CPPg++14.2.0	Success	3,355
Aug 29, 2026 09:09	Victor Mercklé	CPPg++14.2.0	Success	3,473
Aug 29, 2026 08:59	Victor Mercklé	CPPg++14.2.0	Success	5,695
Aug 29, 2026 08:47	Victor Mercklé	CPPg++14.2.0	Success	3,262+83.20 RP
Aug 25, 2026 18:02	Oleg Kovalov	CPPg++10.5.0	Success	245,455
Aug 25, 2026 17:55	Oleg Kovalov	CPPclang++20.1.2	Success	7,381,478
Aug 24, 2026 07:14	Haha Expert	CSHARP10.0.11	Success	120,732
Aug 24, 2026 03:17	Andrew Epstein	CPPg++14.2.0	Success	6,906+147.46 RP
Aug 21, 2026 19:59	Andrew Epstein	CPPg++14.2.0	Success	7,689+75.52 RP
Aug 21, 2026 19:43	Andrew Epstein	CPPg++14.2.0	Success	8,163+270.39 RP
Aug 21, 2026 19:08	Andrew Epstein	CPPg++14.2.0	Success	829,752
Aug 21, 2026 18:46	Andrew Epstein	CPPg++14.2.0	Success	4,826,420
Aug 21, 2026 18:25	Andrew Epstein	CPPg++14.2.0	Success	804,531
Aug 21, 2026 18:11	Andrew Epstein	CPPg++14.2.0	Success	11,240
Aug 21, 2026 18:01	Andrew Epstein	CPPg++14.2.0	Success	13,010
Aug 21, 2026 17:56	Andrew Epstein	CPPg++14.2.0	Success	10,475+108.84 RP
Aug 21, 2026 17:35	Andrew Epstein	CPPg++14.2.0	Success	11,823+494.96 RP
Aug 21, 2026 16:53	Andrew Epstein	CPPg++14.2.0	Success	28,502+119.71 RP
Aug 21, 2026 16:39	Andrew Epstein	CPPg++14.2.0	Success	43,263+29.93 RP
Aug 21, 2026 16:31	Andrew Epstein	CPPg++14.2.0	Success	49,698+112.16 RP
Aug 21, 2026 16:18	Andrew Epstein	CPPg++14.2.0	Success	112,284+6.02 RP
Aug 21, 2026 16:02	Andrew Epstein	CPPg++14.2.0	Success	6,801,525
Aug 19, 2026 16:47	Victor Mercklé	CPPg++14.2.0	Success	3,778
Aug 19, 2026 15:45	Victor Mercklé	CPPg++14.2.0	Success	3,353+71.20 RP
Aug 19, 2026 15:31	Victor Mercklé	CPPg++14.2.0	Success	3,895
Aug 19, 2026 15:12	Victor Mercklé	CPPg++14.2.0	Error
Aug 17, 2026 12:29	Tomislav Tunkovic	GOgo1.26.2	Success	3,798+495.30 RP
Aug 17, 2026 11:27	Tomislav Tunkovic	RUSTrust-1.95.0	Success	3,047+480.01 RP
Aug 17, 2026 11:01	Tomislav Tunkovic	CSHARP9.0.15	Success	5,659+111.19 RP
Aug 17, 2026 10:27	Tomislav Tunkovic	CSHARP9.0.15	Success	6,039+112.46 RP
Aug 16, 2026 23:12	Tomislav Tunkovic	GOgo1.26.2	Success	41,068
Aug 16, 2026 23:11	Tomislav Tunkovic	ZIG0.15.1	Success	3,254+380.63 RP
Aug 16, 2026 23:11	Tomislav Tunkovic	RUSTrust-1.95.0	Success	4,039
Aug 15, 2026 19:16	Tomislav Tunkovic	CPPg++12.4.0	Success	2,695
Aug 15, 2026 19:13	Tomislav Tunkovic	CPPg++11.5.0	Success	2,721
Aug 15, 2026 19:09	Tomislav Tunkovic	CPPg++12.4.0	Success	2,684+2.78 RP
Aug 15, 2026 18:59	Tomislav Tunkovic	CPPg++12.4.0	Success	2,685+120.40 RP
Aug 15, 2026 18:51	Tomislav Tunkovic	CPPg++13.3.0	Success	2,770
Aug 15, 2026 18:43	Tomislav Tunkovic	CPPg++12.4.0	Success	2,762+76.98 RP
Aug 15, 2026 18:30	Tomislav Tunkovic	CPPg++12.4.0	Success	2,822+108.34 RP
Aug 15, 2026 18:15	Tomislav Tunkovic	CPPg++12.4.0	Success	2,911+166.20 RP
Aug 15, 2026 18:04	Tomislav Tunkovic	CPPg++14.2.0	Success	3,082
Aug 15, 2026 12:44	Tomislav Tunkovic	CPPg++11.5.0	Success	3,117
Aug 15, 2026 12:40	Tomislav Tunkovic	CPPg++12.4.0	Success	3,059+20.18 RP
Aug 15, 2026 12:33	Tomislav Tunkovic	CPPg++13.3.0	Success	3,078+9.47 RP
Aug 15, 2026 12:24	Tomislav Tunkovic	CPPg++13.3.0	Success	3,087+36.32 RP
Aug 15, 2026 12:18	Tomislav Tunkovic	CPPg++13.3.0	Success	3,168
Aug 15, 2026 12:08	Tomislav Tunkovic	CPPg++13.3.0	Success	3,122+28.47 RP
Aug 15, 2026 12:01	Tomislav Tunkovic	CPPg++13.3.0	Success	3,150+158.01 RP
Aug 15, 2026 11:47	Tomislav Tunkovic	CPPg++13.3.0	Success	3,315+71.08 RP
Aug 15, 2026 11:41	Tomislav Tunkovic	CPPg++13.3.0	Success	3,395+166.19 RP
Aug 15, 2026 06:49	Tomislav Tunkovic	CPPg++13.3.0	Success	3,598+41.10 RP
Aug 14, 2026 21:41	Tomislav Tunkovic	CPPg++13.3.0	Success	3,652+8.22 RP
Aug 14, 2026 21:36	Tomislav Tunkovic	CPPg++14.2.0	Success	3,704
Aug 14, 2026 21:32	Tomislav Tunkovic	CPPg++13.3.0	Success	3,663+58.35 RP
Aug 14, 2026 21:21	Tomislav Tunkovic	CPPg++14.2.0	Success	3,743+85.67 RP
Aug 14, 2026 21:16	Tomislav Tunkovic	CPPg++14.2.0	Success	3,900
Aug 14, 2026 21:10	Tomislav Tunkovic	CPPg++14.2.0	Success	3,867+34.31 RP
Aug 14, 2026 20:59	Tomislav Tunkovic	CPPg++14.2.0	Success	3,919+18.74 RP
Aug 14, 2026 20:56	Tomislav Tunkovic	CPPg++14.2.0	Success	3,948+39.16 RP
Aug 14, 2026 20:45	Tomislav Tunkovic	CPPg++14.2.0	Success	4,210
Aug 14, 2026 20:32	Tomislav Tunkovic	CPPg++14.2.0	Success	4,010+157.86 RP
Aug 14, 2026 20:19	Tomislav Tunkovic	CPPg++14.2.0	Success	4,281+64.21 RP
Aug 14, 2026 19:57	Tomislav Tunkovic	CPPg++14.2.0	Success	4,413
Aug 14, 2026 19:26	Tomislav Tunkovic	CPPg++14.2.0	Success	4,402+2'124.94 RP
Aug 14, 2026 18:54	Tomislav Tunkovic	CPPg++14.2.0	Success	68,140+146.76 RP
Aug 4, 2026 01:45	Victor Mercklé	RUSTrust-1.95.0	Success	3,569+333.38 RP
Aug 2, 2026 04:17	Victor Mercklé	CPPg++14.2.0	Error
Aug 2, 2026 03:59	Victor Mercklé	CPPg++14.2.0	Success	3,435+124.14 RP
Aug 2, 2026 03:46	Victor Mercklé	CPPg++14.2.0	Success	3,700
Aug 2, 2026 03:41	Victor Mercklé	CPPg++14.2.0	Success	3,930

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