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 10, 2024 12:19

Joad Nacer

Score: 7,135

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Oct 10, 2024 12:19	7,111	76,280,708	58,022,000	1,000,000	2,535,424
2	Oct 10, 2024 12:17	7,113	78,235,410	58,040,000	1,000,000	2,428,928
3	Oct 10, 2024 12:17	7,114	91,140,374	58,047,000	1,000,000	2,273,280
4	Oct 10, 2024 12:18	7,115	82,312,539	57,055,000	2,001,000	2,428,928
5	Oct 10, 2024 12:19	7,120	83,624,942	59,092,000	0	2,437,120
6	Oct 10, 2024 12:18	7,120	82,992,239	58,091,000	1,001,000	2,273,280
7	Oct 10, 2024 12:19	7,120	86,164,326	58,096,000	1,001,000	2,428,928
8	Oct 10, 2024 12:18	7,121	84,066,089	58,106,000	1,001,000	2,535,424
9	Oct 10, 2024 12:19	7,123	83,528,694	58,122,000	1,002,000	2,535,424
10	Oct 10, 2024 12:19	7,124	80,378,018	57,126,000	2,004,000	2,424,832
11	Oct 10, 2024 12:18	7,124	82,784,158	57,123,000	2,004,000	2,433,024
12	Oct 10, 2024 12:19	7,127	82,342,977	57,153,000	2,005,000	2,424,832
13	Oct 10, 2024 12:18	7,127	83,344,527	58,150,000	1,002,000	2,535,424
14	Oct 10, 2024 12:17	7,128	88,739,806	57,159,000	2,005,000	2,535,424
15	Oct 10, 2024 12:19	7,130	79,840,562	58,175,000	1,003,000	2,428,928
16	Oct 10, 2024 12:17	7,133	79,971,704	57,196,000	2,006,000	2,535,424
17	Oct 10, 2024 12:18	7,134	79,636,960	58,206,000	1,003,000	2,535,424
18	Oct 10, 2024 12:17	7,135	80,153,067	57,211,000	2,007,000	2,273,280
19	Oct 10, 2024 12:17	7,135	79,466,215	58,215,000	1,003,000	2,273,280
20	Oct 10, 2024 12:17	7,136	81,234,785	58,226,000	1,003,000	2,535,424
21	Oct 10, 2024 12:17	7,137	86,664,462	58,230,000	1,003,000	2,535,424
22	Oct 10, 2024 12:18	7,139	85,478,068	58,248,000	1,004,000	2,273,280
23	Oct 10, 2024 12:19	7,140	81,177,220	58,262,000	1,004,000	2,273,280
24	Oct 10, 2024 12:18	7,143	82,877,739	58,287,000	1,004,000	2,273,280
25	Oct 10, 2024 12:19	7,144	85,486,237	57,283,000	2,009,000	2,428,928
26	Oct 10, 2024 12:18	7,148	78,994,184	59,326,000	0	2,433,024
27	Oct 10, 2024 12:17	7,771	86,808,232	64,497,000	0	2,428,928
28	Oct 10, 2024 12:18	8,168	91,972,153	67,796,000	0	2,531,328
29	Oct 10, 2024 12:18	8,169	91,315,226	66,804,000	997,000	2,531,328
30	Oct 10, 2024 12:19	8,171	95,086,588	65,824,000	1,994,000	2,531,328
31	Oct 10, 2024 12:17	8,184	92,911,374	66,930,000	998,000	2,510,848
32	Oct 10, 2024 12:17	8,187	89,854,167	65,950,000	1,998,000	2,531,328
33	Oct 10, 2024 12:19	8,192	88,033,502	65,991,000	1,999,000	2,420,736
34	Oct 10, 2024 12:19	8,194	88,172,377	67,009,000	1,000,000	2,437,120
35	Oct 10, 2024 12:18	8,194	93,508,924	67,010,000	1,000,000	2,502,656
36	Oct 10, 2024 12:17	8,208	90,572,731	66,120,000	2,003,000	2,531,328

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