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 listJan 28, 2023 14:42

Jack Frigaard

Score: 4,936

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory
1	Jan 1, 2023 15:53	4,766	109,730,174	39,556,256	0	2,207,744
2	Jan 28, 2023 14:42	4,773	126,553,058	39,619,415	0	2,207,744
3	Jan 1, 2023 15:53	4,774	127,311,160	39,626,139	0	2,203,648
4	Jan 28, 2023 14:42	4,777	137,328,693	39,651,105	0	2,207,744
5	Jan 28, 2023 14:42	4,779	112,024,967	39,664,569	0	2,191,360
6	Jan 28, 2023 14:42	4,781	107,388,112	39,678,469	0	2,215,936
7	Jan 28, 2023 14:42	4,784	100,839,493	39,711,080	0	2,211,840
8	Jan 28, 2023 14:42	4,785	120,869,862	39,713,473	0	2,203,648
9	Jan 1, 2023 15:53	4,788	108,297,522	39,740,576	0	2,199,552
10	Jan 28, 2023 14:42	4,922	68,862,340	37,864,000	2,989,000	2,523,136
11	Jan 1, 2023 15:53	4,922	75,736,145	37,866,000	2,989,000	2,449,408
12	Jan 1, 2023 15:53	4,926	63,403,727	39,862,000	1,022,000	2,461,696
13	Jan 28, 2023 14:42	4,930	68,454,507	38,927,000	1,996,000	2,523,136
14	Jan 28, 2023 14:42	4,930	65,027,622	37,923,000	2,993,000	2,453,504
15	Jan 28, 2023 14:42	4,930	66,681,738	38,923,000	1,996,000	2,523,136
16	Jan 28, 2023 14:42	4,931	67,617,877	39,932,000	998,000	2,523,136
17	Jan 28, 2023 14:42	4,932	63,147,284	38,938,000	1,996,000	2,523,136
18	Jan 28, 2023 14:42	4,932	66,391,619	37,942,000	2,995,000	2,523,136
19	Jan 28, 2023 14:42	4,934	63,345,313	37,953,000	2,996,000	2,519,040
20	Jan 28, 2023 14:42	4,934	73,942,693	37,955,000	2,996,000	2,457,600
21	Jan 1, 2023 15:53	4,935	69,820,540	37,964,000	2,997,000	2,523,136
22	Jan 28, 2023 14:42	4,935	68,012,430	37,965,000	2,997,000	2,523,136
23	Jan 28, 2023 14:42	4,936	73,932,257	37,974,000	2,998,000	2,523,136
24	Jan 28, 2023 14:42	4,936	62,602,801	37,973,000	2,997,000	2,523,136
25	Jan 28, 2023 14:42	4,938	62,206,432	37,986,000	2,998,000	2,301,952
26	Jan 28, 2023 14:42	4,938	64,738,680	37,986,000	2,998,000	2,449,408
27	Jan 1, 2023 15:53	4,938	66,219,354	37,986,000	2,998,000	2,523,136
28	Jan 1, 2023 15:53	4,940	68,286,855	38,006,000	3,000,000	2,523,136
29	Jan 1, 2023 15:53	4,941	65,259,119	38,012,000	3,000,000	2,457,600
30	Jan 1, 2023 15:53	4,942	59,867,532	38,017,000	3,001,000	2,523,136
31	Jan 28, 2023 14:42	4,944	65,255,929	38,036,000	3,002,000	2,523,136
32	Jan 28, 2023 14:42	4,947	63,926,996	39,055,000	2,002,000	2,277,376
33	Jan 28, 2023 14:42	4,947	68,290,944	38,059,000	3,004,000	2,523,136
34	Jan 1, 2023 15:53	4,961	68,612,418	38,163,000	3,012,000	2,457,600
35	Jan 28, 2023 14:42	4,972	64,882,720	39,252,000	2,012,000	2,453,504
36	Jan 28, 2023 14:42	4,979	65,604,253	38,303,000	3,023,000	2,523,136
37	Jan 1, 2023 15:53	4,979	62,635,021	40,316,000	1,007,000	2,523,136
38	Jan 28, 2023 14:42	4,985	70,010,873	38,351,000	3,027,000	2,523,136
39	Jan 1, 2023 15:53	4,986	70,018,040	39,365,000	2,018,000	2,523,136
40	Jan 28, 2023 14:42	4,988	62,709,499	38,374,000	3,029,000	2,457,600
41	Jan 28, 2023 14:42	4,988	71,934,853	39,383,000	2,019,000	2,453,504
42	Jan 28, 2023 14:42	4,989	64,123,565	40,398,000	1,009,000	2,453,504
43	Jan 28, 2023 14:42	4,991	65,572,662	40,418,000	1,010,000	2,461,696
44	Jan 1, 2023 15:53	4,991	66,357,086	40,415,000	1,010,000	2,523,136
45	Jan 1, 2023 15:53	5,069	64,306,420	39,065,000	3,005,000	2,523,136

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