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 listMay 27, 2024 19:55

Matt Stuchlik

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Run Statistics

#	Date	Score	Wall Time	CPU User	Memory	Error
1	May 27, 2024 20:15	0	0	0	0	Error: expected "53688347306265719 ", got "53688355186170519 "
2	May 27, 2024 20:06	0	0	0	0	Error: expected "53688354103199752 ", got "53688389425270419 "
3	May 27, 2024 20:07	0	0	0	0	Error: Exit with code 1: Segmentation fault at address: 570490944	stderr
4	May 27, 2024 20:08	0	0	0	0	Error: expected "53689287528288277 ", got "53689290387400484 "
5	May 27, 2024 20:10	0	0	0	0	Error: Exit with code 1: Segmentation fault at address: 570491008	stderr
6	May 27, 2024 20:11	0	0	0	0	Error: expected "53682375184007778 ", got "53682376091785580 "
7	May 27, 2024 20:12	0	0	0	0	Error: expected "53686552787817422 ", got "53686564678112168 "
8	May 27, 2024 20:13	0	0	0	0	Error: expected "53688503528661187 ", got "53688541478356520 "
9	May 27, 2024 20:14	0	0	0	0	Error: Exit with code 1: Segmentation fault at address: 570491008	stderr
10	May 27, 2024 20:05	0	0	0	0	Error: expected "53689141776784985 ", got "53689206011905750 "
11	May 27, 2024 20:16	0	0	0	0	Error: expected "53683910242512623 ", got "53683911150290425 "
12	May 27, 2024 20:17	0	0	0	0	Error: expected "53688751531761127 ", got "53688833077894090 "
13	May 27, 2024 20:18	0	0	0	0	Error: expected "53680937693789722 ", got "53680948824170405 "
14	May 27, 2024 20:20	0	0	0	0	Error: expected "53689645348887985 ", got "53689665679284455 "
15	May 27, 2024 20:21	0	0	0	0	Error: Exit with code 1: Segmentation fault at address: 302022672	stderr
16	May 27, 2024 20:22	0	0	0	0	Error: expected "53681352786923787 ", got "53681416358945404 "
17	May 27, 2024 20:23	0	0	0	0	Error: expected "53682959992713369 ", got "53682971123094052 "
18	May 27, 2024 20:24	0	0	0	0	Error: expected "53683752361255991 ", got "53683763491636674 "
19	May 27, 2024 20:04	0	0	0	0	Error: expected "53693019971731227 ", got "53693146045306962 "
20	May 27, 2024 19:55	0	0	0	0	Error: expected "53684640978036341 ", got "53684676300107008 "
21	May 27, 2024 19:56	0	0	0	0	Error: expected "53680749547445380 ", got "53680790617805263 "
22	May 27, 2024 19:57	0	0	0	0	Error: expected "53682438334760675 ", got "53682449465141358 "
23	May 27, 2024 19:58	0	0	0	0	Error: expected "53682929843301694 ", got "53683012927786923 "
24	May 27, 2024 19:59	0	0	0	0	Error: expected "53683116009133053 ", got "53683163484029837 "
25	May 27, 2024 20:01	0	0	0	0	Error: Exit with code 1: Segmentation fault at address: 167804992	stderr
26	May 27, 2024 20:02	0	0	0	0	Error: expected "53692213833357791 ", got "53692254948653116 "
27	May 27, 2024 20:00	6,318	115,966,778	52,439,641	2,220,032
28	May 27, 2024 20:09	6,358	130,049,524	52,767,787	2,211,840
29	May 27, 2024 20:25	6,361	118,947,593	52,797,473	2,191,360
30	May 27, 2024 20:00	6,374	105,352,157	52,903,362	2,187,264
31	May 27, 2024 20:00	6,457	111,847,488	53,592,700	2,330,624
32	May 27, 2024 20:09	6,477	113,069,182	53,762,501	2,174,976
33	May 27, 2024 20:25	6,497	115,513,971	53,921,007	2,220,032
34	May 27, 2024 20:25	6,525	115,113,798	54,156,454	2,203,648
35	May 27, 2024 20:09	6,541	110,995,316	54,287,247	2,207,744

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