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 listJul 1, 2021 00:12

Yuriy Lyfenko

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory	Error
1	Jul 1, 2021 00:20	0	0	0	0	0	Error: expected "53680038843613810 ", got "53680038843357810 "	stderr
2	Jul 1, 2021 00:15	12,850	424,493,089	106,656,443	0	2,236,416
3	Jul 1, 2021 00:12	12,854	421,166,526	106,687,867	0	2,252,800
4	Jul 1, 2021 00:12	12,856	418,353,326	106,707,695	0	2,236,416
5	Jul 14, 2021 15:14	12,856	414,371,983	106,707,830	0	2,240,512
6	Jul 1, 2021 00:11	12,860	412,054,317	106,734,745	0	2,240,512
7	Jul 14, 2021 15:14	12,860	417,761,042	106,734,842	0	2,252,800
8	Jul 14, 2021 15:14	12,860	416,733,908	106,736,617	0	2,232,320
9	Jul 1, 2021 00:15	12,860	426,864,710	106,734,251	0	2,236,416
10	Jul 1, 2021 00:11	12,862	421,357,986	106,753,629	0	2,260,992
11	Jul 1, 2021 00:20	12,862	421,288,854	106,758,715	0	2,256,896
12	Jul 1, 2021 00:11	12,863	408,760,963	106,764,927	0	2,244,608
13	Jul 1, 2021 00:20	12,863	416,271,351	106,764,155	0	2,236,416
14	Jul 1, 2021 00:11	12,863	413,046,887	106,760,590	0	2,232,320
15	Jul 1, 2021 00:11	12,876	436,322,857	106,868,799	0	2,252,800
16	Jul 1, 2021 00:12	13,042	379,043,823	107,248,000	1,002,000	2,392,064
17	Jul 1, 2021 00:12	13,047	384,498,675	108,291,000	0	2,523,136
18	Jul 1, 2021 00:12	13,048	382,011,435	107,293,000	1,002,000	2,523,136
19	Jul 1, 2021 00:20	13,048	382,739,358	108,299,000	0	2,523,136
20	Jul 1, 2021 00:20	13,048	380,585,949	107,300,000	1,002,000	2,523,136
21	Jul 1, 2021 00:12	13,050	381,211,341	107,309,000	1,002,000	2,523,136
22	Jul 1, 2021 00:20	13,051	380,238,471	107,324,000	1,003,000	2,523,136
23	Jul 1, 2021 00:20	13,052	384,377,316	107,330,000	1,003,000	2,523,136
24	Jul 1, 2021 00:12	13,053	380,057,817	107,341,000	1,003,000	2,514,944
25	Jul 1, 2021 00:20	13,053	391,664,992	108,342,000	0	2,523,136
26	Jul 1, 2021 00:12	13,055	386,211,618	107,352,000	1,003,000	2,260,992
27	Jul 1, 2021 00:12	13,057	377,659,016	108,373,000	0	2,260,992
28	Jul 1, 2021 00:20	13,061	384,736,755	108,404,000	0	2,523,136
29	Jul 1, 2021 00:20	13,062	384,309,202	108,411,000	0	2,392,064
30	Jul 1, 2021 00:12	13,062	385,338,783	107,410,000	1,003,000	2,396,160
31	Jul 1, 2021 00:12	13,063	380,965,583	108,420,000	0	2,260,992
32	Jul 1, 2021 00:20	13,063	391,965,281	107,419,000	1,003,000	2,387,968
33	Jul 1, 2021 00:20	13,065	392,897,813	107,436,000	1,004,000	2,396,160
34	Jul 1, 2021 00:11	13,338	420,773,777	110,706,176	0	2,236,416
35	Jul 1, 2021 00:15	13,340	442,158,856	110,723,299	0	2,232,320
36	Jul 1, 2021 00:12	13,342	420,360,184	110,739,166	0	2,240,512
37	Jul 1, 2021 00:20	13,350	419,324,142	110,804,090	0	2,236,416

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