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
Jan 17, 2026 06:11	Josu San Martin	CPPg++13.3.0	Success	35,658
Jan 17, 2026 06:10	Josu San Martin	CPPclang++18.1.3	Success	35,435+1.98 RP
Jan 17, 2026 06:10	Josu San Martin	CPPclang++18.1.3	Success	35,735
Jan 17, 2026 06:10	Josu San Martin	CPPg++13.3.0	Success	35,685+6.26 RP
Jan 17, 2026 06:09	Josu San Martin	CPPclang++18.1.3	Success	36,501+7.04 RP
Jan 17, 2026 06:08	Josu San Martin	CPPg++13.3.0	Success	37,464+7.68 RP
Jan 17, 2026 06:08	Josu San Martin	CPPg++13.3.0	Success	41,425
Jan 17, 2026 06:07	Josu San Martin	CPPclang++18.1.3	Success	39,242
Jan 17, 2026 06:07	Josu San Martin	CPPclang++18.1.3	Success	38,735
Jan 17, 2026 06:07	Josu San Martin	CPPg++13.3.0	Success	38,808
Jan 17, 2026 06:06	Josu San Martin	CPPg++13.3.0	Success	38,691
Jan 17, 2026 06:06	Josu San Martin	CPPg++13.3.0	Success	38,669
Jan 17, 2026 06:05	Josu San Martin	CPPg++13.3.0	Success	38,574+0.34 RP
Jan 17, 2026 06:04	Josu San Martin	CPPg++13.3.0	Success	47,617
Jan 17, 2026 06:03	Josu San Martin	CPPg++13.3.0	Success	50,465
Jan 17, 2026 06:01	Josu San Martin	CPPg++13.3.0	Error
Jan 17, 2026 05:58	Josu San Martin	CPPg++13.3.0	Success	40,568
Jan 17, 2026 05:58	Josu San Martin	CPPg++13.3.0	Success	39,383
Jan 17, 2026 05:57	Josu San Martin	CPPclang++18.1.3	Success	39,664
Jan 17, 2026 05:57	Josu San Martin	CPPclang++18.1.3	Success	40,774
Jan 17, 2026 05:57	Josu San Martin	CPPg++13.3.0	Success	40,832
Jan 17, 2026 05:57	Josu San Martin	CPPg++13.3.0	Success	41,652
Jan 17, 2026 05:56	Josu San Martin	CPPclang++18.1.3	Success	40,258
Jan 17, 2026 05:53	Josu San Martin	CPPclang++18.1.3	Success	39,141
Jan 17, 2026 05:53	Josu San Martin	CPPg++13.3.0	Success	38,624+5.35 RP
Jan 17, 2026 05:51	Josu San Martin	CPPclang++18.1.3	Success	48,692
Jan 17, 2026 05:50	Josu San Martin	CPPclang++18.1.3	Success	39,439+2.52 RP
Jan 17, 2026 05:45	Josu San Martin	CPPclang++18.1.3	Success	45,092
Jan 17, 2026 05:42	Josu San Martin	CPPclang++18.1.3	Success	39,835+6.75 RP
Jan 17, 2026 05:41	Josu San Martin	CPPclang++18.1.3	Error
Jan 17, 2026 05:40	Josu San Martin	CPPclang++18.1.3	Error
Jan 17, 2026 05:38	Josu San Martin	CPPclang++18.1.3	Success	40,936+3.28 RP
Jan 17, 2026 05:37	Josu San Martin	CPPclang++18.1.3	Success	55,783
Jan 17, 2026 05:37	Josu San Martin	CPPg++13.3.0	Success	42,059
Jan 17, 2026 05:36	Josu San Martin	CPPclang++18.1.3	Success	41,493+1.01 RP
Jan 17, 2026 05:36	Josu San Martin	CPPclang++18.1.3	Success	41,668+2.28 RP
Jan 17, 2026 05:36	Josu San Martin	CPPg++13.3.0	Success	44,359
Jan 17, 2026 05:36	Josu San Martin	CPPg++13.3.0	Success	44,924
Jan 17, 2026 05:35	Josu San Martin	CPPg++13.3.0	Success	44,464
Jan 17, 2026 05:35	Josu San Martin	CPPg++13.3.0	Success	42,067+3.88 RP
Jan 17, 2026 05:33	Josu San Martin	CPPg++13.3.0	Success	89,767
Jan 17, 2026 05:32	Josu San Martin	CPPg++13.3.0	Error
Jan 17, 2026 05:31	Josu San Martin	CPPg++13.3.0	Success	42,765+9.81 RP
Jan 17, 2026 05:30	Josu San Martin	CPPg++13.3.0	Error
Jan 17, 2026 05:29	Josu San Martin	CPPg++13.3.0	Success	44,638+26.08 RP
Jan 17, 2026 05:28	Josu San Martin	CPPg++13.3.0	Error
Jan 17, 2026 05:28	Josu San Martin	CPPg++13.3.0	Error
Jan 17, 2026 05:26	Josu San Martin	CPPg++13.3.0	Error
Jan 17, 2026 05:25	Josu San Martin	CPPg++13.3.0	Error
Jan 17, 2026 05:24	Josu San Martin	CPPg++13.3.0	Error
Jan 17, 2026 05:24	Josu San Martin	CPPg++13.3.0	Error
Jan 17, 2026 05:23	Josu San Martin	CPPg++13.3.0	Error
Jan 17, 2026 05:22	Josu San Martin	CPPg++13.3.0	Error
Jan 17, 2026 05:22	Josu San Martin	CPPg++13.3.0	Error
Jan 17, 2026 05:21	Josu San Martin	CPPg++13.3.0	Error
Jan 17, 2026 05:20	Josu San Martin	CPPg++13.3.0	Error
Jan 17, 2026 05:19	Josu San Martin	CPPg++13.3.0	Error
Jan 17, 2026 05:17	Josu San Martin	CPPg++13.3.0	Error
Jan 17, 2026 05:15	Josu San Martin	CPPg++13.3.0	Error
Jan 17, 2026 05:13	Josu San Martin	CPPg++13.3.0	Error
Jan 17, 2026 03:03	mgilder	RUSTrust-1.91.1	Success	121,624+27.49 RP
Jan 17, 2026 02:54	mgilder	RUSTrust-1.91.1	Success	183,109
Jan 17, 2026 02:51	mgilder	RUSTrust-1.91.1	Success	182,725+0.04 RP
Jan 17, 2026 02:49	zielaj	CPPclang++18.1.3	Error
Jan 17, 2026 02:48	zielaj	CPPclang++18.1.3	Error
Jan 17, 2026 02:45	zielaj	CPPclang++18.1.3	Error
Jan 17, 2026 02:44	zielaj	CPPclang++18.1.3	Error
Jan 17, 2026 02:42	mgilder	RUSTrust-1.91.1	Success	182,857+3.32 RP
Jan 17, 2026 02:39	mgilder	RUSTrust-1.91.1	Success	194,668+0.17 RP
Jan 17, 2026 02:36	zielaj	CPPclang++18.1.3	Error	+5.20 RP
Jan 17, 2026 02:34	zielaj	CPPclang++18.1.3	Error
Jan 17, 2026 02:26	zielaj	CPPclang++18.1.3	Error
Jan 17, 2026 02:25	mgilder	RUSTrust-1.91.1	Success	195,319+9.60 RP
Jan 17, 2026 01:29	Josu San Martin	RUSTrust-1.92.0	Error
Jan 17, 2026 00:30	mgilder	RUSTrust-1.91.1	Success	240,693
Jan 16, 2026 19:33	Josu San Martin	RUSTrust-1.92.0	Success	58,809
Jan 16, 2026 16:25	Josu San Martin	RUSTrust-1.92.0	Error
Jan 16, 2026 16:24	Josu San Martin	RUSTrust-1.92.0	Success	57,039
Jan 16, 2026 16:00	Josu San Martin	RUSTrust-1.92.0	Success	168,683
Jan 16, 2026 15:59	Josu San Martin	RUSTrust-1.92.0	Success	58,964
Jan 16, 2026 13:57	zielaj	CPPclang++18.1.3	Error
Jan 16, 2026 13:54	zielaj	CPPclang++18.1.3	Error
Jan 16, 2026 04:55	mgilder	RUSTrust-1.91.1	Success	240,495
Jan 16, 2026 04:51	mgilder	RUSTrust-1.91.1	Success	240,459
Jan 16, 2026 04:45	mgilder	RUSTrust-1.91.1	Success	240,423+0.01 RP
Jan 16, 2026 04:44	mgilder	RUSTrust-1.91.1	Success	241,209
Jan 16, 2026 04:43	mgilder	RUSTrust-1.91.1	Success	241,381
Jan 16, 2026 04:42	mgilder	RUSTrust-1.91.1	Success	241,028
Jan 16, 2026 04:40	mgilder	RUSTrust-1.91.1	Success	240,472+0.03 RP
Jan 16, 2026 04:39	mgilder	RUSTrust-1.92.0	Success	270,358
Jan 16, 2026 04:39	mgilder	RUSTrust-1.92.0	Success	268,136
Jan 16, 2026 04:30	mgilder	RUSTrust-1.92.0	Success	269,613
Jan 16, 2026 04:03	Josu San Martin	CPPg++13.3.0	Error
Jan 16, 2026 04:02	Josu San Martin	RUSTrust-1.92.0	Success	65,505
Jan 16, 2026 04:02	Josu San Martin	RUSTrust-1.92.0	Success	69,039
Jan 16, 2026 04:01	Josu San Martin	RUSTrust-1.92.0	Success	65,263
Jan 16, 2026 03:46	Josu San Martin	CPPg++13.3.0	Success	52,309
Jan 16, 2026 03:43	Josu San Martin	CPPg++13.3.0	Success	54,465
Jan 16, 2026 03:39	Josu San Martin	CPPg++13.3.0	Success	54,676
Jan 16, 2026 03:35	Josu San Martin	CPPg++13.3.0	Success	50,519+25.89 RP

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