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
Oct 9, 2026 04:10	Karthik Reddy	CSHARP9.0.18	Error
Oct 9, 2026 04:06	Karthik Reddy	RUSTrust-1.95.0	Success	2,482+17.78 RP
Oct 9, 2026 04:02	Karthik Reddy	ZIG0.15.1	Success	2,462+63.69 RP
Oct 9, 2026 03:59	Karthik Reddy	ZIG0.15.1	Success	2,495
Oct 9, 2026 03:56	Karthik Reddy	RUSTrust-1.95.0	Success	2,494
Oct 9, 2026 03:52	Karthik Reddy	RUSTrust-1.95.0	Success	2,493
Oct 9, 2026 03:03	Karthik Reddy	ZIG0.15.1	Success	2,572
Oct 9, 2026 02:52	Karthik Reddy	GOgo1.26.2	Success	2,518+117.84 RP
Oct 9, 2026 02:41	Karthik Reddy	RUSTrust-1.95.0	Success	2,525
Oct 9, 2026 02:32	Karthik Reddy	RUSTrust-1.95.0	Success	2,553
Oct 8, 2026 02:56	Karthik Reddy	CPPclang++18.1.3	Success	2,471+45.51 RP
Oct 8, 2026 02:52	Karthik Reddy	CPPclang++18.1.3	Success	2,493+42.98 RP
Oct 8, 2026 02:42	Karthik Reddy	CPPclang++18.1.3	Success	2,520+138.30 RP
Oct 7, 2026 23:57	Karthik Reddy	CPPclang++18.1.3	Success	2,611+39.20 RP
Oct 7, 2026 23:47	Karthik Reddy	CPPclang++18.1.3	Error
Oct 7, 2026 23:46	Karthik Reddy	CPPclang++18.1.3	Error
Oct 7, 2026 23:29	Karthik Reddy	CPPclang++18.1.3	Success	2,638+284.44 RP
Oct 7, 2026 23:11	Karthik Reddy	CPPclang++18.1.3	Success	2,852+204.89 RP
Oct 6, 2026 08:41	janwww	CPPg++14.2.0	Success	6,794,398
Oct 3, 2026 07:18	Karthik Reddy	CPPg++14.2.0	Success	3,029+313.67 RP
Oct 3, 2026 07:02	Karthik Reddy	CPPg++14.2.0	Success	3,347+2'992.75 RP
Oct 3, 2026 05:41	Karthik Reddy	CPPclang++18.1.3	Error
Oct 3, 2026 05:40	Karthik Reddy	CPPclang++18.1.3	Error
Sep 30, 2026 06:26	Andrew Epstein	CPPg++14.2.0	Success	3,905+3.93 RP
Sep 30, 2026 06:24	Andrew Epstein	CPPg++14.2.0	Success	3,911+39.90 RP
Sep 30, 2026 06:11	Andrew Epstein	CPPg++14.2.0	Success	324,172
Sep 30, 2026 05:57	Andrew Epstein	CPPg++14.2.0	Success	3,973+86.27 RP
Sep 30, 2026 05:37	Andrew Epstein	CPPg++14.2.0	Success	377,138
Sep 29, 2026 22:03	Andrew Epstein	CPPg++14.2.0	Success	4,114+348.69 RP
Sep 29, 2026 22:02	Andrew Epstein	CPPg++14.2.0	Success	4,803+99.09 RP
Sep 29, 2026 21:42	Andrew Epstein	CPPg++14.2.0	Success	249,489
Sep 29, 2026 21:14	Andrew Epstein	CPPg++14.2.0	Success	224,529+5.00 RP
Sep 29, 2026 10:06	Nico	CPPg++10.5.0	Success	120,202+71.12 RP
Sep 29, 2026 09:00	Nico	CPPg++10.5.0	Success	827,976+0.20 RP
Sep 29, 2026 08:49	Nico	CPPg++10.5.0	Success	841,592+16.88 RP
Sep 29, 2026 08:47	Nico	CPPg++10.5.0	Error
Sep 26, 2026 19:09	Kevin Heavey	CSHARP9.0.18	Success	2,492+1'619.35 RP
Sep 26, 2026 19:08	Kevin Heavey	GOgo1.26.2	Success	2,595+1'220.60 RP
Sep 26, 2026 19:07	Kevin Heavey	ZIG0.15.1	Success	2,492+292.60 RP
Sep 26, 2026 19:07	Kevin Heavey	RUSTrust-1.95.0	Success	2,493+303.41 RP
Sep 25, 2026 21:14	Kevin Heavey	CPPg++14.2.0	Success	2,477+261.78 RP
Sep 25, 2026 19:14	Kevin Heavey	CPPg++14.2.0	Success	2,560+161.40 RP
Sep 25, 2026 18:58	Kevin Heavey	CPPg++14.2.0	Success	2,643
Sep 25, 2026 18:43	Kevin Heavey	CPPg++14.2.0	Success	2,614+7.31 RP
Sep 25, 2026 18:37	Kevin Heavey	CPPg++14.2.0	Success	2,618+38.99 RP
Sep 25, 2026 18:32	Kevin Heavey	CPPg++14.2.0	Success	2,645+14.24 RP
Sep 25, 2026 18:29	Kevin Heavey	CPPg++14.2.0	Success	2,655+19.76 RP
Sep 25, 2026 18:22	Kevin Heavey	CPPg++14.2.0	Success	2,669+1.40 RP
Sep 25, 2026 18:18	Kevin Heavey	CPPg++14.2.0	Success	2,670+34.74 RP
Sep 25, 2026 18:09	Kevin Heavey	CPPg++14.2.0	Success	2,695+59.61 RP
Sep 25, 2026 17:52	Kevin Heavey	CPPg++14.2.0	Success	2,739+129.84 RP
Sep 25, 2026 17:24	Kevin Heavey	CPPg++14.2.0	Success	2,840+630.12 RP
Sep 25, 2026 16:27	Kevin Heavey	CPPg++14.2.0	Success	3,459+2'891.01 RP
Sep 25, 2026 16:00	Kevin Heavey	CPPg++14.2.0	Error
Sep 24, 2026 03:58	Matthias Görgens	CPPclang++19.1.1	Success	36,394+77.07 RP
Sep 23, 2026 19:38	Matthias Görgens	CPPclang++19.1.1	Success	125,972
Sep 23, 2026 17:49	Matthias Görgens	CPPclang++19.1.1	Success	50,581+51.46 RP
Sep 23, 2026 17:28	Matthias Görgens	CPPclang++19.1.1	Success	68,378+146.25 RP
Sep 21, 2026 05:05	Haha Expert	CPPg++13.3.0	Success	126,510+5.00 RP
Sep 19, 2026 13:27	Andrew Epstein	CPPg++14.2.0	Success	16,488
Sep 19, 2026 13:23	Andrew Epstein	CPPg++14.2.0	Success	22,130
Sep 18, 2026 00:34	Andrew Epstein	CPPg++14.2.0	Success	5,043+136.91 RP
Sep 15, 2026 23:55	Josu San Martin	CPPclang++18.1.3	Success	5,120
Sep 15, 2026 23:50	Josu San Martin	CPPclang++18.1.3	Success	5,276
Sep 14, 2026 09:06	Haha Expert	CPPg++14.2.0	Success	129,921
Sep 12, 2026 09:09	Haha Expert	CPPg++14.2.0	Success	129,381
Sep 12, 2026 09:03	Haha Expert	CPPg++14.2.0	Error
Sep 12, 2026 08:57	Haha Expert	CPPg++14.2.0	Success	129,252
Sep 12, 2026 08:38	Haha Expert	CPPg++14.2.0	Success	124,771
Sep 12, 2026 08:23	Haha Expert	CPPg++14.2.0	Error
Sep 12, 2026 08:18	Haha Expert	CPPg++14.2.0	Error
Sep 12, 2026 08:09	Haha Expert	CPPg++14.2.0	Success	114,337
Sep 10, 2026 15:57	Andrew Epstein	CPPclang++20.1.2	Success	6,646
Sep 10, 2026 15:56	Andrew Epstein	CPPg++14.2.0	Success	5,417+85.48 RP
Sep 10, 2026 15:51	Andrew Epstein	CPPg++14.2.0	Success	5,680+101.09 RP
Sep 10, 2026 15:44	Andrew Epstein	CPPg++14.2.0	Success	6,026+211.46 RP
Sep 10, 2026 15:39	Andrew Epstein	CPPg++14.2.0	Success	6,950
Sep 10, 2026 15:39	Andrew Epstein	CPPg++14.2.0	Success	9,237
Sep 10, 2026 15:37	Andrew Epstein	CPPg++14.2.0	Success	7,498
Sep 4, 2026 08:57	Victor Mercklé	CPPg++14.2.0	Success	2,615+29.14 RP
Sep 4, 2026 08:06	Victor Mercklé	CPPg++14.2.0	Success	3,989
Sep 4, 2026 07:35	Victor Mercklé	CPPg++14.2.0	Success	2,762
Sep 3, 2026 12:57	Victor Mercklé	CPPg++14.2.0	Success	2,675
Sep 3, 2026 12:55	Victor Mercklé	CPPg++14.2.0	Success	2,625+8.70 RP
Sep 3, 2026 12:47	Victor Mercklé	CPPg++14.2.0	Success	2,644
Sep 3, 2026 12:12	Victor Mercklé	CPPg++14.2.0	Success	2,628+71.72 RP
Sep 3, 2026 01:22	Victor Mercklé	CPPg++14.2.0	Success	62,776
Sep 3, 2026 00:46	Victor Mercklé	CPPg++14.2.0	Success	2,659
Sep 3, 2026 00:35	Victor Mercklé	CPPg++14.2.0	Success	49,984
Sep 3, 2026 00:20	Victor Mercklé	CPPg++14.2.0	Success	43,673
Sep 3, 2026 00:07	Victor Mercklé	CPPg++14.2.0	Success	2,653+151.20 RP
Sep 2, 2026 23:54	Victor Mercklé	CPPg++14.2.0	Success	38,651
Sep 2, 2026 23:38	Victor Mercklé	CPPg++14.2.0	Success	38,078
Sep 2, 2026 23:23	Victor Mercklé	CPPg++14.2.0	Success	46,801
Sep 2, 2026 23:00	Victor Mercklé	CPPg++14.2.0	Success	34,855
Sep 2, 2026 22:40	Victor Mercklé	CPPg++14.2.0	Success	44,067
Sep 2, 2026 22:26	Victor Mercklé	CPPg++14.2.0	Success	37,755
Sep 2, 2026 22:17	Victor Mercklé	CPPg++14.2.0	Success	44,750
Sep 2, 2026 22:05	Victor Mercklé	CPPg++14.2.0	Success	29,923
Sep 2, 2026 21:44	Victor Mercklé	CPPg++14.2.0	Success	2,781

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