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 4, 2021 22:29

Yuriy Lyfenko

Score: 23,624

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	May 4, 2021 22:29	23,600	222,746,815	192,884,000	2,998,000	2,387,968
2	May 4, 2021 22:29	23,601	227,072,490	192,889,000	2,998,000	2,260,992
3	May 4, 2021 22:34	23,602	219,795,544	193,898,000	1,998,000	2,400,256
4	May 4, 2021 22:29	23,602	222,168,637	192,898,000	2,998,000	2,260,992
5	May 4, 2021 22:29	23,604	224,498,575	194,913,000	999,000	2,260,992
6	May 4, 2021 22:29	23,604	220,225,678	194,916,000	999,000	2,387,968
7	May 4, 2021 22:29	23,606	224,458,025	193,930,000	1,999,000	2,260,992
8	May 4, 2021 22:29	23,607	220,916,122	193,939,000	1,999,000	2,260,992
9	May 4, 2021 22:29	23,608	220,814,247	191,947,000	3,998,000	2,392,064
10	May 4, 2021 22:34	23,608	221,533,893	194,947,000	999,000	2,260,992
11	May 4, 2021 22:29	23,609	227,675,194	193,957,000	1,999,000	2,396,160
12	May 4, 2021 22:29	23,610	227,618,370	193,964,000	1,999,000	2,396,160
13	May 4, 2021 22:29	23,611	221,301,561	194,970,000	999,000	2,260,992
14	May 4, 2021 22:29	23,611	221,989,832	191,974,000	3,999,000	2,260,992
15	May 4, 2021 22:29	23,611	224,177,493	193,976,000	1,999,000	2,260,992
16	May 4, 2021 22:34	23,613	221,261,584	193,992,000	1,999,000	2,392,064
17	May 4, 2021 22:29	23,613	225,183,259	193,989,000	1,999,000	2,392,064
18	May 4, 2021 22:29	23,614	226,285,626	192,996,000	2,999,000	2,260,992
19	May 4, 2021 22:29	23,616	220,370,896	193,013,000	3,000,000	2,400,256
20	May 4, 2021 22:29	23,616	220,742,372	194,013,000	2,000,000	2,260,992
21	May 4, 2021 22:29	23,622	222,542,013	194,066,000	2,000,000	2,383,872
22	May 4, 2021 22:29	23,622	224,370,810	194,065,000	2,000,000	2,396,160
23	May 4, 2021 22:29	23,624	231,019,901	194,079,000	2,000,000	2,265,088
24	May 4, 2021 22:29	23,625	226,754,791	194,090,000	2,000,000	2,260,992
25	May 4, 2021 22:29	23,625	231,907,365	194,085,000	2,000,000	2,519,040
26	May 4, 2021 22:29	23,626	223,266,324	195,094,000	1,000,000	2,260,992
27	May 4, 2021 22:29	23,627	224,683,813	195,103,000	1,000,000	2,260,992
28	May 4, 2021 22:29	23,627	221,891,848	194,103,000	2,001,000	2,396,160
29	May 4, 2021 22:34	23,631	226,164,487	193,134,000	3,002,000	2,383,872
30	May 4, 2021 22:34	23,631	228,329,240	195,134,000	1,000,000	2,260,992
31	May 4, 2021 22:29	23,631	222,179,882	195,139,000	1,000,000	2,260,992
32	May 4, 2021 22:29	23,631	220,558,337	194,137,000	2,001,000	2,260,992
33	May 4, 2021 22:34	23,637	223,612,187	194,183,000	2,001,000	2,383,872
34	May 4, 2021 22:29	23,638	222,657,268	193,192,000	3,002,000	2,387,968
35	May 4, 2021 22:29	23,640	230,797,228	195,208,000	1,001,000	2,383,872
36	May 4, 2021 22:29	23,641	218,431,729	195,216,000	1,001,000	2,260,992
37	May 4, 2021 22:29	23,642	226,084,262	196,228,000	0	2,396,160
38	May 4, 2021 22:34	23,642	224,870,520	193,223,000	3,003,000	2,260,992
39	May 4, 2021 22:29	23,643	217,483,192	195,234,000	1,001,000	2,392,064
40	May 4, 2021 22:29	23,647	221,867,170	196,266,000	0	2,506,752
41	May 4, 2021 22:29	23,647	224,766,901	195,268,000	1,001,000	2,260,992
42	May 4, 2021 22:29	23,648	222,203,124	195,277,000	1,001,000	2,387,968
43	May 4, 2021 22:29	23,649	232,001,880	193,295,000	2,989,000	2,260,992
44	May 4, 2021 22:34	23,650	219,881,993	195,291,000	1,001,000	2,387,968
45	May 4, 2021 22:34	23,664	219,041,969	194,409,000	2,004,000	2,260,992

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