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 listJun 28, 2021 19:25

Yuriy Lyfenko

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory	Error
1	Jun 28, 2021 19:27	0	0	0	0	0	Error: expected "53689566951871062 ", got "53689564391871062 "
2	Jun 28, 2021 19:26	0	0	0	0	0	Error: expected "53689569652072385 ", got "53689567092072385 "
3	Jun 30, 2021 20:26	13,185	386,731,500	108,429,000	1,003,000	2,396,160
4	Jun 30, 2021 20:26	13,186	387,665,024	108,436,000	1,004,000	2,392,064
5	Jun 30, 2021 20:26	13,197	388,119,995	108,530,000	1,004,000	2,260,992
6	Jun 30, 2021 20:26	13,200	384,578,092	107,570,000	1,992,000	2,400,256
7	Jun 30, 2021 20:26	13,201	389,988,766	107,578,000	1,992,000	2,392,064
8	Jun 30, 2021 20:26	13,207	386,028,955	109,620,000	0	2,260,992
9	Jun 30, 2021 20:26	13,212	391,589,166	108,660,000	996,000	2,260,992
10	Jun 30, 2021 20:26	13,215	388,410,806	107,691,000	1,994,000	2,260,992
11	Jun 30, 2021 20:26	13,219	390,875,738	108,722,000	997,000	2,387,968
12	Jun 30, 2021 22:00	13,402	383,688,370	111,238,000	0	2,260,992
13	Jun 30, 2021 22:00	13,405	385,923,850	110,257,000	1,002,000	2,256,896
14	Jun 30, 2021 22:00	13,407	387,040,759	111,276,000	0	2,260,992
15	Jun 30, 2021 22:00	13,411	384,055,181	110,307,000	1,002,000	2,260,992
16	Jun 30, 2021 22:00	13,413	382,725,955	110,328,000	1,002,000	2,387,968
17	Jun 30, 2021 22:00	13,419	379,117,142	110,375,000	1,003,000	2,260,992
18	Jun 30, 2021 22:00	13,424	394,140,814	110,419,000	1,003,000	2,523,136
19	Jun 30, 2021 22:00	13,430	390,348,236	110,464,000	1,004,000	2,523,136
20	Jun 30, 2021 22:00	13,433	393,464,101	109,507,000	1,991,000	2,260,992
21	Jun 28, 2021 19:27	13,477	413,676,050	111,861,592	0	2,265,088
22	Jun 28, 2021 19:27	13,479	422,932,496	111,878,353	0	2,265,088
23	Jun 28, 2021 19:27	13,481	420,829,420	111,890,424	0	2,269,184
24	Jun 30, 2021 20:26	13,484	415,819,945	111,920,969	0	2,269,184
25	Jul 3, 2021 12:52	13,489	421,227,145	111,960,890	0	2,240,512
26	Jul 3, 2021 12:52	13,491	414,767,500	111,973,801	0	2,240,512
27	Jun 30, 2021 03:15	13,491	411,168,704	111,976,188	0	2,240,512
28	Jun 30, 2021 03:15	13,491	424,987,221	111,973,189	0	2,273,280
29	Jul 3, 2021 12:52	13,492	420,817,057	111,982,108	0	2,269,184
30	Jun 30, 2021 20:26	13,493	440,354,340	111,994,976	0	2,277,376
31	Jun 30, 2021 20:26	13,494	418,075,924	112,002,622	0	2,269,184
32	Jun 30, 2021 03:15	13,502	427,858,226	112,069,674	0	2,269,184
33	Jun 28, 2021 19:25	13,511	439,691,984	112,139,087	0	2,273,280
34	Jun 28, 2021 19:25	13,518	428,425,535	112,196,284	0	2,240,512
35	Jun 28, 2021 19:25	13,525	417,826,050	112,259,290	0	2,265,088
36	Jun 28, 2021 19:25	13,571	393,791,492	111,642,000	996,000	2,260,992
37	Jun 28, 2021 19:25	13,574	389,841,350	111,668,000	997,000	2,396,160
38	Jun 28, 2021 19:25	13,575	392,909,602	111,673,000	997,000	2,260,992
39	Jun 28, 2021 19:25	13,580	388,537,719	110,716,000	1,994,000	2,260,992
40	Jun 28, 2021 19:25	13,587	389,742,795	110,774,000	1,995,000	2,392,064
41	Jun 28, 2021 19:25	13,588	389,706,080	110,787,000	1,996,000	2,506,752
42	Jun 28, 2021 19:25	13,588	390,067,550	111,786,000	998,000	2,260,992
43	Jun 28, 2021 19:25	13,594	389,049,077	110,835,000	1,997,000	2,260,992
44	Jun 28, 2021 19:25	13,598	389,168,281	111,868,000	998,000	2,392,064
45	Jun 30, 2021 22:00	13,697	435,716,485	113,682,663	0	2,240,512
46	Jun 30, 2021 22:00	13,700	444,943,063	113,708,519	0	2,240,512
47	Jun 30, 2021 22:00	13,704	432,920,373	113,742,645	0	2,269,184

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