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 listDec 29, 2022 11:48

Jack Frigaard

Score: 5,586

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Run Statistics

#	Date	Score	Wall Time	CPU User	Memory
1	Dec 29, 2022 12:03	5,359	100,500,070	44,481,293	2,174,976
2	Dec 29, 2022 11:59	5,363	112,696,233	44,515,201	2,293,760
3	Dec 29, 2022 12:03	5,365	104,838,013	44,531,045	2,297,856
4	Dec 29, 2022 11:59	5,379	101,854,274	44,648,082	2,297,856
5	Dec 29, 2022 11:58	5,382	106,100,382	44,669,689	2,179,072
6	Dec 29, 2022 12:03	5,387	114,804,749	44,709,126	2,179,072
7	Dec 29, 2022 11:59	5,401	107,578,998	44,831,854	2,297,856
8	Dec 29, 2022 11:58	5,408	113,528,278	44,883,662	2,179,072
9	Dec 29, 2022 11:58	5,434	110,264,188	45,098,469	2,301,952
10	Dec 29, 2022 12:02	5,442	106,150,420	45,164,987	2,179,072
11	Dec 29, 2022 12:02	5,472	112,374,392	45,417,937	2,297,856
12	Dec 29, 2022 12:02	5,481	134,304,654	45,491,722	2,293,760
13	Dec 29, 2022 12:01	5,533	119,786,763	45,927,462	2,293,760
14	Dec 29, 2022 12:01	5,536	116,222,449	45,948,669	2,301,952
15	Dec 29, 2022 12:01	5,544	113,530,373	46,018,124	2,301,952
16	Dec 29, 2022 12:01	5,556	123,847,678	46,118,768	2,293,760
17	Dec 29, 2022 12:01	5,586	109,972,018	46,360,343	2,293,760
18	Dec 29, 2022 12:01	5,603	128,279,416	46,507,896	2,306,048
19	Dec 29, 2022 11:58	5,841	118,317,792	48,483,076	2,293,760
20	Dec 29, 2022 11:58	5,852	109,001,511	48,568,116	2,179,072
21	Dec 29, 2022 11:48	5,857	133,139,880	48,615,019	2,179,072
22	Dec 29, 2022 11:48	5,858	112,194,920	48,620,717	2,301,952
23	Dec 29, 2022 11:48	5,879	105,270,885	48,795,008	2,297,856
24	Dec 29, 2022 12:02	5,890	106,910,636	48,883,776	2,289,664
25	Dec 29, 2022 11:58	5,912	119,162,717	49,065,662	2,297,856
26	Dec 29, 2022 12:02	5,929	109,193,555	49,211,015	2,289,664
27	Dec 29, 2022 12:02	5,940	104,424,933	49,302,046	2,289,664
28	Dec 29, 2022 12:00	7,513	143,120,944	62,361,078	2,293,760
29	Dec 29, 2022 12:00	7,599	135,990,348	63,073,183	2,301,952
30	Dec 29, 2022 12:00	7,600	122,918,377	63,082,500	2,297,856
31	Dec 29, 2022 12:00	11,267	148,939,695	93,518,648	2,179,072
32	Dec 29, 2022 12:00	11,293	151,091,795	93,730,330	2,293,760
33	Dec 29, 2022 12:00	11,371	146,316,294	94,381,779	2,174,976

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