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 listOct 23, 2024 15:04

Serge Smirnov

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory	Error
1	Nov 10, 2024 19:25	0	0	0	0	0	Error: expected "53691241868039337 ", got "53691239308039337 "
2	Oct 23, 2024 15:07	0	0	0	0	0	Error: expected "53688038166180617 ", got "53688035606180617 "
3	Oct 23, 2024 15:04	0	0	0	0	0	Error: expected "53687941252909920 ", got "53687941252653920 "
4	Oct 23, 2024 15:03	0	0	0	0	0	Error: expected "53690561011477634 ", got "53690558451477634 "
5	Nov 10, 2024 19:23	28,897	270,178,473	237,847,000	1,998,000	2,293,760
6	Oct 23, 2024 15:08	28,897	266,314,300	237,846,000	1,998,000	2,289,664
7	Oct 23, 2024 15:08	28,898	263,012,571	238,857,000	999,000	2,281,472
8	Nov 10, 2024 19:13	28,900	262,498,750	237,872,000	1,998,000	2,293,760
9	Oct 23, 2024 15:08	28,900	265,892,977	237,868,000	1,998,000	2,289,664
10	Oct 23, 2024 15:04	28,901	268,111,478	237,880,000	1,998,000	2,273,280
11	Nov 10, 2024 19:22	28,901	270,649,150	237,879,000	1,998,000	2,531,328
12	Oct 23, 2024 15:08	28,903	268,428,004	237,899,000	1,999,000	2,523,136
13	Nov 10, 2024 19:22	28,907	264,051,791	237,925,000	1,999,000	2,531,328
14	Nov 10, 2024 19:23	28,908	263,108,842	238,940,000	999,000	2,387,968
15	Oct 23, 2024 15:08	28,908	264,219,939	237,937,000	1,999,000	2,289,664
16	Nov 10, 2024 19:13	28,909	269,553,952	237,949,000	1,999,000	2,527,232
17	Nov 10, 2024 19:13	28,912	265,361,566	237,967,000	1,999,000	2,293,760
18	Oct 23, 2024 15:04	28,912	263,244,687	238,974,000	999,000	2,289,664
19	Oct 23, 2024 15:04	28,913	268,862,236	237,980,000	1,999,000	2,265,088
20	Oct 23, 2024 15:08	28,917	272,867,443	238,008,000	2,000,000	2,269,184
21	Nov 10, 2024 19:23	28,917	264,333,264	239,012,000	1,000,000	2,293,760
22	Oct 23, 2024 15:04	28,917	267,757,925	238,012,000	2,000,000	2,535,424
23	Nov 10, 2024 19:22	28,918	266,037,995	238,016,000	2,000,000	2,351,104
24	Oct 23, 2024 15:04	28,919	264,280,261	238,028,000	2,000,000	2,285,568
25	Oct 23, 2024 15:08	28,920	263,244,727	238,040,000	2,000,000	2,289,664
26	Oct 23, 2024 15:04	28,920	267,128,747	238,037,000	2,000,000	2,289,664
27	Oct 23, 2024 15:08	28,922	266,026,969	238,056,000	2,000,000	2,531,328
28	Oct 23, 2024 15:08	28,923	266,702,543	238,063,000	2,000,000	2,523,136
29	Oct 23, 2024 15:04	28,923	266,674,420	238,063,000	2,000,000	2,527,232
30	Oct 23, 2024 15:04	28,927	267,294,898	238,093,000	2,000,000	2,289,664
31	Oct 23, 2024 15:04	28,927	263,233,440	239,091,000	1,000,000	2,289,664

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