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.

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Run Statistics

#	Date	Score	Wall Time	CPU User	CPU System	Memory	Error
1	Jun 4, 2024 13:47	0	0	0	0	0	Error: expected "53685630408969817 ", got "53685829035997217 "
2	Jun 4, 2024 13:47	0	0	0	0	0	Error: expected "53686405715697091 ", got "53686455765420667 "
3	Jun 4, 2024 13:47	5,057	63,297,459	40,978,000	999,000	2,396,160
4	Jun 4, 2024 13:47	5,058	74,396,531	40,980,000	999,000	2,396,160
5	Jun 4, 2024 13:47	5,059	67,053,240	39,992,000	1,999,000	2,400,256
6	Jun 4, 2024 13:48	5,059	62,878,111	39,990,000	1,999,000	2,408,448
7	Jun 4, 2024 13:48	5,061	71,203,004	40,004,000	2,000,000	2,273,280
8	Jun 4, 2024 13:47	5,062	68,837,977	41,014,000	1,000,000	2,273,280
9	Jun 4, 2024 13:48	5,064	72,312,201	40,033,000	2,001,000	2,273,280
10	Jun 4, 2024 13:48	5,065	66,620,458	40,036,000	2,001,000	2,273,280
11	Jun 4, 2024 13:48	5,066	71,840,607	40,044,000	2,002,000	2,404,352
12	Jun 4, 2024 13:47	5,069	68,852,420	40,067,000	2,003,000	2,396,160
13	Jun 4, 2024 13:47	5,069	64,094,530	41,074,000	1,001,000	2,273,280
14	Jun 4, 2024 13:47	5,071	65,742,718	41,088,000	1,002,000	2,273,280
15	Jun 4, 2024 13:47	5,071	71,058,660	41,085,000	1,002,000	2,273,280
16	Jun 4, 2024 13:47	5,072	72,672,741	40,095,000	2,004,000	2,400,256
17	Jun 4, 2024 13:48	5,073	64,311,581	41,103,000	1,002,000	2,273,280
18	Jun 4, 2024 13:47	5,073	64,013,624	40,099,000	2,004,000	2,273,280
19	Jun 4, 2024 13:48	5,074	64,713,303	41,113,000	1,002,000	2,273,280
20	Jun 4, 2024 13:48	5,074	64,300,579	40,113,000	2,005,000	2,273,280
21	Jun 4, 2024 13:47	5,074	64,703,056	40,110,000	2,005,000	2,392,064
22	Jun 4, 2024 13:47	5,075	67,417,573	41,096,000	1,027,000	2,273,280
23	Jun 4, 2024 13:47	5,075	69,084,594	41,123,000	1,003,000	2,408,448
24	Jun 4, 2024 13:47	5,075	71,785,981	41,119,000	1,002,000	2,273,280
25	Jun 4, 2024 13:47	5,077	66,471,780	40,137,000	2,006,000	2,273,280
26	Jun 4, 2024 13:47	5,077	69,205,903	41,136,000	1,003,000	2,273,280
27	Jun 4, 2024 13:47	5,078	69,744,928	41,145,000	1,003,000	2,273,280
28	Jun 4, 2024 13:48	5,081	72,199,159	40,166,000	2,008,000	2,273,280
29	Jun 4, 2024 13:47	5,082	67,827,254	41,175,000	1,004,000	2,392,064
30	Jun 4, 2024 13:48	5,204	110,178,691	43,192,556	0	2,277,376
31	Jun 4, 2024 13:47	5,210	105,820,522	43,244,022	0	2,281,472
32	Jun 4, 2024 13:47	5,210	108,804,934	43,243,316	0	2,285,568
33	Jun 4, 2024 13:47	5,211	104,297,205	43,253,252	0	2,285,568
34	Jun 4, 2024 13:47	5,211	109,472,430	43,254,566	0	2,285,568
35	Jun 4, 2024 13:48	5,213	114,329,793	43,265,348	0	2,269,184
36	Jun 4, 2024 13:47	5,220	125,632,360	43,327,376	0	2,285,568
37	Jun 4, 2024 13:47	5,222	109,749,323	43,340,064	0	2,289,664
38	Jun 4, 2024 13:48	5,226	105,372,000	43,375,520	0	2,281,472
39	Jun 4, 2024 13:47	5,245	114,792,623	43,529,529	0	2,277,376
40	Jun 4, 2024 13:47	5,245	115,428,625	43,533,517	0	2,281,472
41	Jun 4, 2024 13:47	5,255	114,822,760	43,614,390	0	2,289,664
42	Jun 4, 2024 13:47	6,016	79,517,463	48,935,000	998,000	2,273,280
43	Jun 4, 2024 13:47	6,044	72,993,872	49,165,000	1,003,000	2,392,064
44	Jun 4, 2024 13:47	6,048	74,856,335	49,192,000	1,003,000	2,273,280
45	Jun 4, 2024 13:48	6,061	72,382,120	50,305,000	0	2,514,944
46	Jun 4, 2024 13:47	6,071	74,227,162	49,379,000	1,007,000	2,273,280
47	Jun 4, 2024 13:47	6,094	72,709,956	49,570,000	1,011,000	2,514,944
48	Jun 4, 2024 13:48	6,099	81,990,817	49,612,000	1,012,000	2,396,160
49	Jun 4, 2024 13:48	6,125	79,465,501	49,839,000	996,000	2,273,280
50	Jun 4, 2024 13:47	6,175	76,789,061	50,247,000	1,004,000	2,396,160

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