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	1:20.1.2-0ubuntu1~24.04.2	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.
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	3.0.13-0ubuntu3.9	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.

Back to listMar 19, 2026 09:52

Dominique GarmierScore: 21,858Success

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Mar 19, 2026 10:00	21,650	48,538,880	17,047,000	2,005,000	2,355,200
2	Mar 19, 2026 08:06	21,720	45,314,791	18,108,000	1,006,000	2,334,720
3	Mar 19, 2026 08:18	21,743	45,388,406	17,120,000	2,014,000	2,326,528
4	Mar 19, 2026 09:03	21,747	50,245,409	17,123,000	2,014,000	2,351,104
5	Mar 19, 2026 09:02	21,748	47,117,696	16,117,000	3,021,000	2,338,816
6	Mar 19, 2026 09:57	21,756	36,079,179	18,138,000	1,007,000	2,330,624
7	Mar 19, 2026 08:18	21,758	43,934,085	17,132,000	2,015,000	2,449,408
8	Mar 19, 2026 10:00	21,759	48,074,830	17,133,000	2,015,000	2,326,528
9	Mar 19, 2026 09:06	21,760	45,890,648	18,142,000	1,007,000	2,355,200
10	Mar 19, 2026 08:10	21,768	48,932,274	18,148,000	1,008,000	2,355,200
11	Mar 19, 2026 08:10	21,768	47,387,058	18,148,000	1,008,000	2,334,720
12	Mar 19, 2026 10:00	21,768	49,470,902	17,140,000	2,016,000	2,355,200
13	Mar 19, 2026 08:44	21,773	50,977,681	18,152,000	1,008,000	2,355,200
14	Mar 19, 2026 08:20	21,774	49,458,520	17,144,000	2,017,000	2,334,720
15	Mar 19, 2026 09:28	21,775	48,423,178	18,154,000	1,008,000	2,351,104
16	Mar 19, 2026 09:33	21,775	39,331,048	17,145,000	2,017,000	2,351,104
17	Mar 19, 2026 08:31	21,777	51,011,558	17,147,000	2,017,000	2,351,104
18	Mar 19, 2026 08:15	21,778	51,792,500	18,157,000	1,008,000	2,355,200
19	Mar 19, 2026 09:06	21,778	49,917,727	17,148,000	2,017,000	2,351,104
20	Mar 19, 2026 08:31	21,780	51,733,492	18,158,000	1,008,000	2,351,104
21	Mar 19, 2026 09:57	21,780	43,838,853	18,158,000	1,008,000	2,334,720
22	Mar 19, 2026 08:18	21,781	44,715,968	18,159,000	1,008,000	2,334,720
23	Mar 19, 2026 08:57	21,782	46,765,954	18,160,000	1,008,000	2,342,912
24	Mar 19, 2026 08:47	21,785	45,495,111	18,162,000	1,009,000	2,330,624
25	Mar 19, 2026 08:31	21,789	42,760,124	18,165,000	1,009,000	2,334,720
26	Mar 19, 2026 08:10	21,790	47,122,459	17,157,000	2,018,000	2,351,104
27	Mar 19, 2026 08:57	21,795	49,576,902	18,171,000	1,009,000	2,334,720
28	Mar 19, 2026 08:18	21,797	46,697,834	18,172,000	1,009,000	2,351,104
29	Mar 19, 2026 10:00	21,798	51,643,117	17,163,000	2,019,000	2,351,104
30	Mar 19, 2026 08:20	21,799	45,321,669	17,164,000	2,019,000	2,445,312
31	Mar 19, 2026 08:17	21,800	46,064,888	17,165,000	2,019,000	2,347,008
32	Mar 19, 2026 10:00	21,800	46,747,612	17,165,000	2,019,000	2,351,104
33	Mar 19, 2026 08:20	21,801	42,836,691	17,166,000	2,019,000	2,338,816
34	Mar 19, 2026 09:02	21,803	36,351,810	18,178,000	1,009,000	2,355,200
35	Mar 19, 2026 10:00	21,803	44,245,334	18,178,000	1,009,000	2,342,912
36	Mar 19, 2026 08:10	21,807	43,224,427	17,170,000	2,020,000	2,338,816
37	Mar 19, 2026 10:00	21,807	46,717,771	18,180,000	1,010,000	2,330,624
38	Mar 19, 2026 09:33	21,808	48,712,894	18,181,000	1,010,000	2,351,104
39	Mar 19, 2026 08:06	21,811	46,227,277	18,184,000	1,010,000	2,338,816
40	Mar 19, 2026 08:18	21,811	45,393,266	18,184,000	1,010,000	2,351,104
41	Mar 19, 2026 08:44	21,814	42,865,795	18,186,000	1,010,000	2,330,624
42	Mar 19, 2026 08:14	21,815	41,592,702	18,187,000	1,010,000	2,355,200
43	Mar 19, 2026 08:26	21,815	46,555,365	18,187,000	1,010,000	2,355,200
44	Mar 19, 2026 08:20	21,817	35,058,321	18,189,000	1,010,000	2,351,104
45	Mar 19, 2026 08:52	21,819	42,052,320	17,180,000	2,021,000	2,473,984
46	Mar 19, 2026 09:28	21,819	32,693,152	17,180,000	2,021,000	2,342,912
47	Mar 19, 2026 08:06	21,820	48,722,479	17,181,000	2,021,000	2,334,720
48	Mar 19, 2026 09:02	21,823	44,935,964	17,183,000	2,021,000	2,355,200
49	Mar 19, 2026 09:57	21,823	50,192,412	17,183,000	2,021,000	2,342,912
50	Mar 19, 2026 08:17	21,824	46,622,751	17,184,000	2,021,000	2,355,200
51	Mar 19, 2026 08:38	21,824	47,985,347	17,184,000	2,021,000	2,351,104
52	Mar 19, 2026 08:20	21,825	48,953,177	18,196,000	1,010,000	2,351,104
53	Mar 19, 2026 08:57	21,825	45,230,746	18,196,000	1,010,000	2,473,984
54	Mar 19, 2026 08:42	21,830	44,873,330	17,188,000	2,022,000	2,355,200
55	Mar 19, 2026 09:02	21,830	49,791,710	17,188,000	2,022,000	2,355,200
56	Mar 19, 2026 08:10	21,833	44,124,463	17,191,000	2,022,000	2,449,408
57	Mar 19, 2026 08:31	21,833	47,756,086	17,191,000	2,022,000	2,355,200
58	Mar 19, 2026 09:02	21,833	47,341,179	17,191,000	2,022,000	2,355,200
59	Mar 19, 2026 09:45	21,833	46,621,316	17,191,000	2,022,000	2,355,200
60	Mar 19, 2026 08:18	21,834	48,858,535	17,192,000	2,022,000	2,347,008
61	Mar 19, 2026 09:26	21,834	46,684,246	17,192,000	2,022,000	2,338,816
62	Mar 19, 2026 08:52	21,835	51,102,762	18,204,000	1,011,000	2,355,200
63	Mar 19, 2026 09:02	21,840	50,196,924	17,196,000	2,023,000	2,338,816
64	Mar 19, 2026 09:33	21,841	52,036,199	17,197,000	2,023,000	2,441,216
65	Mar 19, 2026 08:31	21,842	53,650,254	18,210,000	1,011,000	2,473,984
66	Mar 19, 2026 09:06	21,843	48,369,948	17,199,000	2,023,000	2,355,200
67	Mar 19, 2026 09:33	21,843	36,875,282	17,199,000	2,023,000	2,355,200
68	Mar 19, 2026 08:15	21,845	39,305,323	17,201,000	2,023,000	2,355,200
69	Mar 19, 2026 08:17	21,845	51,727,340	17,201,000	2,023,000	2,330,624
70	Mar 19, 2026 09:52	21,845	46,871,017	17,201,000	2,023,000	2,338,816
71	Mar 19, 2026 08:57	21,847	49,231,929	18,214,000	1,011,000	2,330,624
72	Mar 19, 2026 08:06	21,848	50,270,866	18,215,000	1,011,000	2,334,720
73	Mar 19, 2026 08:17	21,848	44,085,525	17,203,000	2,023,000	2,539,520
74	Mar 19, 2026 08:10	21,850	47,280,510	18,216,000	1,012,000	2,355,200
75	Mar 19, 2026 08:57	21,850	38,188,726	17,204,000	2,024,000	2,351,104
76	Mar 19, 2026 08:42	21,851	46,039,881	17,205,000	2,024,000	2,351,104
77	Mar 19, 2026 09:06	21,851	46,751,358	18,217,000	1,012,000	2,355,200
78	Mar 19, 2026 08:18	21,856	47,772,751	17,209,000	2,024,000	2,347,008
79	Mar 19, 2026 08:57	21,858	47,643,851	17,211,000	2,024,000	2,351,104
80	Mar 19, 2026 09:19	21,858	50,842,691	18,223,000	1,012,000	2,351,104
81	Mar 19, 2026 10:00	21,858	45,091,056	17,211,000	2,024,000	2,338,816
82	Mar 19, 2026 09:19	21,860	46,596,846	17,212,000	2,025,000	2,539,520
83	Mar 19, 2026 08:47	21,861	52,448,403	18,226,000	1,012,000	2,338,816
84	Mar 19, 2026 08:47	21,863	46,818,048	17,214,000	2,025,000	2,351,104
85	Mar 19, 2026 08:49	21,863	46,824,761	18,227,000	1,012,000	2,473,984
86	Mar 19, 2026 09:19	21,863	43,324,390	18,227,000	1,012,000	2,428,928
87	Mar 19, 2026 08:18	21,867	43,793,439	18,231,000	1,012,000	2,351,104
88	Mar 19, 2026 08:38	21,869	46,080,116	17,220,000	2,025,000	2,441,216
89	Mar 19, 2026 08:06	21,872	47,576,895	18,234,000	1,013,000	2,351,104
90	Mar 19, 2026 08:06	21,874	42,114,434	17,223,000	2,026,000	2,334,720
91	Mar 19, 2026 09:16	21,874	44,184,365	17,223,000	2,026,000	2,351,104
92	Mar 19, 2026 08:20	21,877	46,370,337	17,226,000	2,026,000	2,342,912
93	Mar 19, 2026 08:26	21,877	46,460,130	19,252,000	0	2,441,216
94	Mar 19, 2026 09:38	21,880	43,199,326	17,228,000	2,026,000	2,351,104
95	Mar 19, 2026 09:03	21,886	49,902,089	17,233,000	2,027,000	2,355,200
96	Mar 19, 2026 09:16	21,890	47,535,688	18,250,000	1,013,000	2,355,200
97	Mar 19, 2026 08:57	21,891	44,041,214	17,237,000	2,027,000	2,334,720
98	Mar 19, 2026 08:57	21,891	46,678,510	18,251,000	1,013,000	2,347,008
99	Mar 19, 2026 09:38	21,891	47,678,950	18,251,000	1,013,000	2,338,816
100	Mar 19, 2026 09:28	21,893	40,743,140	17,238,000	2,028,000	2,355,200
101	Mar 19, 2026 08:17	21,894	50,205,103	18,253,000	1,014,000	2,351,104
102	Mar 19, 2026 08:17	21,897	53,018,517	17,241,000	2,028,000	2,330,624
103	Mar 19, 2026 08:49	21,897	44,315,746	17,241,000	2,028,000	2,355,200
104	Mar 19, 2026 08:26	21,899	47,889,901	18,257,000	1,014,000	2,326,528
105	Mar 19, 2026 09:33	21,899	49,442,159	19,271,000	0	2,334,720
106	Mar 19, 2026 09:06	21,903	48,492,657	18,261,000	1,014,000	2,351,104
107	Mar 19, 2026 09:06	21,903	45,508,155	18,261,000	1,014,000	2,351,104
108	Mar 19, 2026 08:14	21,906	44,172,245	18,263,000	1,014,000	2,334,720
109	Mar 19, 2026 09:33	21,907	45,631,873	18,264,000	1,014,000	2,355,200
110	Mar 19, 2026 09:02	21,908	46,703,347	18,265,000	1,014,000	2,351,104
111	Mar 19, 2026 09:13	21,909	47,580,760	19,280,000	0	2,355,200
112	Mar 19, 2026 09:45	21,913	42,604,141	17,254,000	2,029,000	2,330,624
113	Mar 19, 2026 09:38	21,915	46,567,925	17,255,000	2,030,000	2,334,720
114	Mar 19, 2026 08:06	21,922	46,840,331	19,291,000	0	2,351,104
115	Mar 19, 2026 08:20	21,922	46,527,260	17,261,000	2,030,000	2,334,720
116	Mar 19, 2026 09:06	21,924	49,657,976	18,278,000	1,015,000	2,351,104
117	Mar 19, 2026 08:17	21,925	49,407,171	18,279,000	1,015,000	2,342,912
118	Mar 19, 2026 09:06	21,927	44,323,287	18,281,000	1,015,000	2,355,200
119	Mar 19, 2026 09:06	21,928	46,884,741	17,266,000	2,031,000	2,465,792
120	Mar 19, 2026 08:17	21,930	44,527,730	18,283,000	1,015,000	2,351,104
121	Mar 19, 2026 08:15	21,936	45,813,251	17,272,000	2,032,000	2,433,024
122	Mar 19, 2026 08:06	21,939	48,710,969	18,290,000	1,016,000	2,334,720
123	Mar 19, 2026 08:20	21,939	45,127,300	18,290,000	1,016,000	2,355,200
124	Mar 19, 2026 08:17	21,941	42,514,425	18,292,000	1,016,000	2,355,200
125	Mar 19, 2026 08:18	21,941	44,988,368	17,276,000	2,032,000	2,355,200
126	Mar 19, 2026 09:33	21,942	47,571,450	19,309,000	0	2,355,200
127	Mar 19, 2026 09:26	21,944	44,767,076	18,295,000	1,016,000	2,355,200
128	Mar 19, 2026 08:10	21,945	45,993,607	17,280,000	2,032,000	2,351,104
129	Mar 19, 2026 08:10	21,948	54,312,748	17,281,000	2,033,000	2,355,200
130	Mar 19, 2026 09:16	21,951	46,971,962	19,317,000	0	2,351,104
131	Mar 19, 2026 08:20	21,953	38,825,750	18,303,000	1,016,000	2,330,624
132	Mar 19, 2026 08:10	21,955	48,602,533	18,304,000	1,016,000	2,355,200
133	Mar 19, 2026 08:52	21,958	42,737,751	17,289,000	2,034,000	2,355,200
134	Mar 19, 2026 08:38	21,961	48,478,342	17,292,000	2,034,000	2,334,720
135	Mar 19, 2026 08:21	21,970	45,763,867	17,299,000	2,035,000	2,351,104
136	Mar 19, 2026 08:44	21,973	50,862,456	18,319,000	1,017,000	2,334,720
137	Mar 19, 2026 08:57	21,976	45,303,286	18,322,000	1,017,000	2,338,816
138	Mar 19, 2026 09:13	21,980	43,505,260	17,306,000	2,036,000	2,334,720
139	Mar 19, 2026 08:21	21,983	41,592,558	18,327,000	1,018,000	2,351,104
140	Mar 19, 2026 08:49	21,985	47,215,930	17,311,000	2,036,000	2,351,104
141	Mar 19, 2026 08:31	21,998	48,819,761	18,340,000	1,018,000	2,351,104
142	Mar 19, 2026 09:13	21,999	47,834,929	19,359,000	0	2,334,720
143	Mar 19, 2026 08:21	22,001	47,948,225	18,342,000	1,019,000	2,437,120
144	Mar 19, 2026 08:14	22,006	50,339,449	18,346,000	1,019,000	2,355,200
145	Mar 19, 2026 09:03	22,011	45,605,780	18,351,000	1,019,000	2,355,200
146	Mar 19, 2026 09:33	22,016	46,684,059	17,335,000	2,039,000	2,355,200
147	Mar 19, 2026 09:02	22,024	38,506,551	18,361,000	1,020,000	2,351,104
148	Mar 19, 2026 08:42	22,033	34,209,435	19,389,000	0	2,355,200
149	Mar 19, 2026 08:31	22,035	48,330,138	17,350,000	2,041,000	2,367,488
150	Mar 19, 2026 09:52	22,035	45,565,358	18,371,000	1,020,000	2,330,624
151	Mar 19, 2026 09:02	22,039	43,299,672	19,394,000	0	2,355,200
152	Mar 19, 2026 09:33	22,039	48,230,636	18,374,000	1,020,000	2,453,504
153	Mar 19, 2026 08:06	22,041	43,967,280	18,376,000	1,020,000	2,351,104
154	Mar 19, 2026 09:26	22,056	51,231,039	19,409,000	0	2,342,912
155	Mar 19, 2026 08:31	22,067	38,488,938	18,397,000	1,022,000	2,334,720
156	Mar 19, 2026 10:00	22,068	42,941,236	18,398,000	1,022,000	2,351,104
157	Mar 19, 2026 09:45	22,080	44,260,303	18,408,000	1,022,000	2,351,104
158	Mar 19, 2026 08:31	22,118	53,352,381	18,440,000	1,024,000	2,351,104
159	Mar 19, 2026 09:52	22,730	44,390,344	18,002,000	2,000,000	2,342,912

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