Parse integers

Compute the sum of integers read from STDIN as fast as possible.

Input: 50 000 000 lines, each containing one integer in the range [0; 2147483647].

Output: The uint64 sum of all numbers, printed as a decimal string.

Note: Integer overflow is expected – use a 64-bit accumulator.

Restrictions:30s512Mb 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 listJan 1, 2023 17:43

Jack Frigaard

Score: 4,897

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jan 1, 2023 17:42	4,783	127,085,748	39,698,314	0	2,215,936
2	Jan 1, 2023 17:43	4,792	114,574,558	39,770,395	0	2,215,936
3	Jan 1, 2023 17:43	4,795	102,334,948	39,797,174	0	2,211,840
4	Jan 1, 2023 17:43	4,817	100,919,779	39,978,295	0	2,215,936
5	Jan 1, 2023 17:42	4,825	108,849,717	40,047,345	0	2,203,648
6	Jan 1, 2023 17:42	4,847	101,617,197	40,227,065	0	2,207,744
7	Jan 1, 2023 17:43	4,849	63,520,246	37,228,000	3,018,000	2,449,408
8	Jan 1, 2023 17:43	4,857	64,995,566	38,294,000	2,015,000	2,457,600
9	Jan 1, 2023 17:43	4,860	63,515,801	39,332,000	1,008,000	2,453,504
10	Jan 1, 2023 17:43	4,861	67,435,006	37,323,000	3,026,000	2,449,408
11	Jan 1, 2023 17:42	4,862	63,801,983	37,330,000	3,026,000	2,457,600
12	Jan 1, 2023 17:43	4,864	64,022,462	37,342,000	3,027,000	2,523,136
13	Jan 1, 2023 17:42	4,867	65,670,057	37,365,000	3,029,000	2,523,136
14	Jan 1, 2023 17:42	4,870	62,114,700	37,388,000	3,031,000	2,523,136
15	Jan 1, 2023 17:42	4,872	61,661,002	38,417,000	2,021,000	2,457,600
16	Jan 1, 2023 17:42	4,873	68,165,338	38,423,000	2,022,000	2,523,136
17	Jan 1, 2023 17:42	4,873	63,374,308	37,414,000	3,033,000	2,453,504
18	Jan 1, 2023 17:43	4,881	68,390,837	38,487,000	2,025,000	2,523,136
19	Jan 1, 2023 17:42	4,882	66,947,411	38,492,000	2,025,000	2,523,136
20	Jan 1, 2023 17:43	4,882	66,688,374	37,556,000	2,964,000	2,514,944
21	Jan 1, 2023 17:43	4,890	67,374,160	39,569,000	1,014,000	2,523,136
22	Jan 1, 2023 17:42	4,896	66,842,126	38,605,000	2,031,000	2,523,136
23	Jan 1, 2023 17:42	4,897	66,928,057	38,610,000	2,032,000	2,523,136
24	Jan 1, 2023 17:43	4,899	67,414,462	40,662,000	0	2,523,136
25	Jan 1, 2023 17:42	4,919	68,774,354	37,839,000	2,987,000	2,523,136
26	Jan 1, 2023 17:42	4,924	63,990,284	38,873,000	1,993,000	2,523,136
27	Jan 1, 2023 17:42	4,925	64,363,940	38,886,000	1,994,000	2,523,136
28	Jan 1, 2023 17:43	4,945	66,582,961	39,045,000	2,002,000	2,523,136
29	Jan 1, 2023 17:43	4,949	94,126,424	41,072,767	0	2,199,552
30	Jan 1, 2023 17:43	4,954	63,550,036	39,111,000	2,005,000	2,453,504
31	Jan 1, 2023 17:43	5,005	68,606,502	40,532,000	1,013,000	2,449,408
32	Jan 1, 2023 17:43	5,048	118,266,237	41,900,570	0	2,203,648
33	Jan 1, 2023 17:43	5,074	118,220,561	42,111,188	0	2,203,648
34	Jan 1, 2023 17:43	5,220	72,005,584	40,301,000	3,022,000	2,457,600
35	Jan 1, 2023 17:43	5,225	73,607,004	41,352,000	2,017,000	2,523,136
36	Jan 1, 2023 17:43	5,230	71,361,667	42,404,000	1,009,000	2,523,136
37	Jan 1, 2023 17:43	5,240	69,956,609	40,462,000	3,034,000	2,441,216
38	Jan 1, 2023 17:43	5,241	65,588,140	41,478,000	2,023,000	2,523,136
39	Jan 1, 2023 17:43	5,242	71,709,406	41,483,000	2,023,000	2,453,504
40	Jan 1, 2023 17:43	5,249	80,279,156	41,538,000	2,026,000	2,457,600
41	Jan 1, 2023 17:43	5,257	71,397,208	42,623,000	1,014,000	2,523,136
42	Jan 1, 2023 17:43	5,279	75,003,645	41,822,000	1,991,000	2,523,136
43	Jan 1, 2023 17:43	5,279	71,546,849	40,826,000	2,987,000	2,514,944
44	Jan 1, 2023 17:43	5,279	73,120,982	40,832,000	2,987,000	2,461,696
45	Jan 1, 2023 17:43	5,381	74,147,265	42,635,000	2,030,000	2,523,136

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